What is the cheapest airline that flies from Washington, D.C. to Phoenix?

Spirit Airlines, Southwest, and American Airlines are the most popular carriers operating from Washington, D.C. to Phoenix

How long does it take to fly to Phoenix?

On average, it takes 4h 39m to fly from Washington, D.C. to Phoenix if you fly out of Washington, D.C. (the most popular airport in Washington, D.C.) and into Phoenix Sky Harbor Intl Airport (the most popular airport in Phoenix). If you’re flying out of Baltimore and into Phoenix Sky Harbor Intl Airport, then the flight time is around 4h 50m.

How many flights depart from Washington, D.C. to Phoenix on average per day?

As of August 2025, 10 flights take off from Washington, D.C. and land in Phoenix each day. The most common flight departure time for this route is 5:00PM, with 57% of daily flights taking off in the afternoon.

What airlines fly to Phoenix?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Phoenix from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Phoenix. Keep in mind that there are 7 different airlines that fly to Phoenix on a routine basis, so you have a few additional options to choose from.

How many flights depart from Washington, D.C. to Phoenix on average per week?

As of August 2025, there are 74 flights per week flying from Washington, D.C. to Phoenix. The most common day of the week flights depart is Mon, with 24% of flights taking off on this day.

When did momondo last update prices for flights from Washington, D.C. to Phoenix?

Prices for flights from Washington, D.C. to Phoenix are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Phoenix?

The number of operators available for flights from Washington, D.C. to Phoenix is 7 as of August 2025.

How old do you have to be to fly from Washington, D.C. to Phoenix?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Phoenix.

What documentation or ID do you need to fly to Phoenix?

The travel and health documents required for your trip to Phoenix can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$73 Cheap Flights from Washington, D.C. to Phoenix in 2025

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Find the cheapest flights from Washington, D.C. to Phoenix

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:50 pm - 5:30 pmIAD-PHX

4h 40mnonstop

8:55 am - 4:20 pmPHX-IAD

4h 25mnonstop

$185Southwest

Find Deal

Sat, Aug 30 - Sat, Sep 6

2:30 pm - 9:37 pmBWI-PHX

10h 07m1 stop

1:27 pm - 10:33 pmPHX-BWI

6h 06m1 stop

$189Spirit Airlines

Find Deal

Sun, Aug 31 - Sun, Sep 7

4:30 pm - 6:10 pmIAD-PHX

4h 40mnonstop

5:30 am - 4:15 pmPHX-IAD

7h 45m1 stop

$195Southwest

Find Deal

Thu, Sep 4 - Tue, Sep 9

4:24 pm - 8:17 pmDCA-PHX

6h 53m1 stop

11:56 pm - 10:28 amPHX-DCA

7h 32m1 stop

$227United Airlines

Find Deal

Tue, Sep 16 - Thu, Sep 18

7:00 am - 11:14 amDCA-PHX

7h 14m1 stop

12:09 pm - 9:59 pmPHX-DCA

6h 50m1 stop

$234Frontier

Find Deal

Sat, Oct 11 - Sat, Oct 18

7:00 am - 11:32 amDCA-PHX

7h 32m1 stop

12:09 pm - 9:59 pmPHX-DCA

6h 50m1 stop

$236Frontier

Find Deal

Sat, Oct 4 - Wed, Oct 8

6:00 am - 11:04 amDCA-PHX

8h 04m1 stop

9:00 am - 6:39 pmPHX-DCA

6h 39m1 stop

$242United Airlines

Find Deal

Sun, Sep 28 - Tue, Sep 30

5:30 pm - 7:22 pmDCA-PHX

4h 52mnonstop

12:39 pm - 7:59 pmPHX-DCA

4h 20mnonstop

$276American Airlines

Find Deal

Tue, Sep 2 - Thu, Sep 4

7:29 am - 9:21 amDCA-PHX

4h 52mnonstop

11:45 pm - 7:00 amPHX-DCA

4h 15mnonstop

$287American Airlines

Find Deal

Sun, Sep 7 - Wed, Sep 10

5:25 pm - 10:12 pmIAD-PHX

7h 47m1 stop

11:10 pm - 8:59 amPHX-IAD

6h 49m1 stop

$307Delta

Find Deal

Thu, Sep 25 - Sun, Sep 28

Southwest flights from Washington, D.C. to Phoenix

Our best Southwest deals on Washington, D.C. to Phoenix flight tickets

Southwest

Aug 30

IAD3:50 pmWashington, D.C. Dulles Intl

4h 40m

PHX5:30 pmPhoenix Sky Harbor Intl

Sep 6

PHX8:55 amPhoenix Sky Harbor Intl

4h 25m

IAD4:20 pmWashington, D.C. Dulles Intl

$185

Find similar

Southwest

Sep 4

IAD4:30 pmWashington, D.C. Dulles Intl

4h 40m

PHX6:10 pmPhoenix Sky Harbor Intl

Sep 9

PHX5:30 amPhoenix Sky Harbor Intl

7h 45m

1 stop

IAD4:15 pmWashington, D.C. Dulles Intl

$195

Find similar

Southwest

Sep 2

DCA3:35 pmWashington, D.C. Reagan-National

6h 25m

1 stop

PHX7:00 pmPhoenix Sky Harbor Intl

Sep 4

PHX1:10 pmPhoenix Sky Harbor Intl

6h 35m

1 stop

DCA10:45 pmWashington, D.C. Reagan-National

$204

Find similar

United Airlines flights from Washington, D.C. to Phoenix

Our best United Airlines deals on Washington, D.C. to Phoenix flight tickets

United Airlines

Sep 16

DCA4:24 pmWashington, D.C. Reagan-National

6h 53m

1 stop

PHX8:17 pmPhoenix Sky Harbor Intl

Sep 18

PHX11:56 pmPhoenix Sky Harbor Intl

7h 32m

1 stop

DCA10:28 amWashington, D.C. Reagan-National

$227

Find similar

United Airlines

Sep 28

DCA6:00 amWashington, D.C. Reagan-National

8h 04m

1 stop

PHX11:04 amPhoenix Sky Harbor Intl

Sep 30

PHX9:00 amPhoenix Sky Harbor Intl

6h 39m

1 stop

DCA6:39 pmWashington, D.C. Reagan-National

$242

Find similar

United Airlines

Aug 16

BWI4:20 pmBaltimore/Washington

11h 07m

2 stops

PHX12:27 amPhoenix Sky Harbor Intl

Aug 19

PHX9:30 amPhoenix Sky Harbor Intl

6h 42m

1 stop

BWI7:12 pmBaltimore/Washington

$282

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Sat 8/30

3:50 pm-5:30 pm

Nonstop4h 40m

Phoenix Sky Harbor Intl

Sat 9/6

8:55 am-4:20 pm

Nonstop4h 25m

$185

BaltimorePhoenix

BWI - PHX

BWIPHX

Baltimore/Washington

Sun 8/31

2:30 pm-9:37 pm

1 stop10h 07m

Phoenix Sky Harbor Intl

Sun 9/7

1:27 pm-10:33 pm

1 stop6h 06m

$189

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 9/4

4:30 pm-6:10 pm

Nonstop4h 40m

Phoenix Sky Harbor Intl

Tue 9/9

5:30 am-4:15 pm

1 stop7h 45m

$195

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 9/16

4:24 pm-8:17 pm

1 stop6h 53m

Phoenix Sky Harbor Intl

Thu 9/18

11:56 pm-10:28 am

1 stop7h 32m

$227

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sat 10/11

7:00 am-11:14 am

1 stop7h 14m

Phoenix Sky Harbor Intl

Sat 10/18

12:09 pm-9:59 pm

1 stop6h 50m

$234

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sat 10/4

7:00 am-11:32 am

1 stop7h 32m

Phoenix Sky Harbor Intl

Wed 10/8

12:09 pm-9:59 pm

1 stop6h 50m

$236

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sun 9/28

6:00 am-11:04 am

1 stop8h 04m

Phoenix Sky Harbor Intl

Tue 9/30

9:00 am-6:39 pm

1 stop6h 39m

$242

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Tue 9/2

5:30 pm-7:22 pm

Nonstop4h 52m

Phoenix Sky Harbor Intl

Thu 9/4

12:39 pm-7:59 pm

Nonstop4h 20m

$276

Washington, D.C.Phoenix

DCA - PHX

DCAPHX

Washington, D.C. Reagan-National

Sun 9/7

7:29 am-9:21 am

Nonstop4h 52m

Phoenix Sky Harbor Intl

Wed 9/10

11:45 pm-7:00 am

Nonstop4h 15m

$287

Washington, D.C.Phoenix

IAD - PHX

IADPHX

Washington, D.C. Dulles Intl

Thu 9/25

5:25 pm-10:12 pm

1 stop7h 47m

Phoenix Sky Harbor Intl

Sun 9/28

11:10 pm-8:59 am

1 stop6h 49m

$307

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How to get the cheapest flight ticket from Washington, D.C. to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of January, then departing from Washington, D.C. during the month July is also very affordable. Most momondo users find prices during this month for around $368.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from Washington, D.C. is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $412. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $505.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $380. In the evening is when there is more demand to fly to Phoenix, so prices are often more expensive at around $588 per ticket.

What is the cheapest Washington, D.C. to Phoenix flight route?

Fly from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl for the best Washington, D.C. - Phoenix flight prices

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Washington, D.C. for as low as $363 on momondo.

What cabin class options are available on Washington, D.C. to Phoenix flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Washington, D.C. to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Phoenix

Best Price Found	$73
Fastest flight time	4h 39m
Direct flights	Every day
Airports in Phoenix	1 airport

The best one-way flight to Phoenix from Washington, D.C. in the past 72 hours is $73. The best round-trip flight deal from Washington, D.C. to Phoenix found on momondo in the last 72 hours is $185.

The fastest flight from Washington, D.C. to Phoenix takes 4h 39m

Direct flights go from Washington, D.C. to Phoenix every day.

There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)

Search flight deals

How far is Washington, D.C. to Phoenix by plane?
There are 1976.3 mi between Washington, D.C. and Phoenix. 4h 39m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. to Phoenix?
Prices for flights from Washington, D.C. to Phoenix are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Phoenix?
The number of operators available for flights from Washington, D.C. to Phoenix is 7 as of August 2025.
How old do you have to be to fly from Washington, D.C. to Phoenix?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Phoenix.
What documentation or ID do you need to fly to Phoenix?
The travel and health documents required for your trip to Phoenix can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phoenix. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Washington, D.C. to Phoenix

Compare and see reviews for airlines that fly from Washington, D.C. to Phoenix with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $94	Free Cancellation	Rating 6.3 8,053 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $131	Free Cancellation	Rating 5.8 3,232 reviews	Search Frontier flights
Sun Country Air	PriceFrom $142	Free Cancellation	Rating 6.9 334 reviews	Search Sun Country Air flights
American Airlines	PriceFrom $226	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $256	Free Cancellation	Rating 8.0 7,987 reviews	Search Delta flights
United Airlines	PriceFrom $259	Free Cancellation	Rating 7.4 8,912 reviews	Search United Airlines flights
Southwest	PriceFrom $269	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Phoenix?

It is quick and easy to find Washington, D.C. to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Washington, D.C. to Phoenix with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Phoenix flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Phoenix?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phoenix from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Phoenix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Phoenix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Washington, D.C. to Phoenix from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Phoenix departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Washington, D.C. to Phoenix

Our best Southwest deals on Washington, D.C. to Phoenix flight tickets

United Airlines flights from Washington, D.C. to Phoenix

Our best United Airlines deals on Washington, D.C. to Phoenix flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of January, then departing from Washington, D.C. during the month July is also very affordable. Most momondo users find prices during this month for around $368.

What is the cheapest day to depart on your flight to Phoenix?

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is at noon when flights can be purchased for as low as $380. In the evening is when there is more demand to fly to Phoenix, so prices are often more expensive at around $588 per ticket.

What is the cheapest Washington, D.C. to Phoenix flight route?

Fly from Washington, D.C. Dulles Intl to Phoenix Sky Harbor Intl for the best Washington, D.C. - Phoenix flight prices

How far in advance should I book a flight to Phoenix?

What cabin class options are available on Washington, D.C. to Phoenix flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Washington, D.C. to Phoenix?

Spirit Airlines, Southwest, and American Airlines are the most popular carriers operating from Washington, D.C. to Phoenix

What airlines fly to Phoenix?

How many flights depart from Washington, D.C. to Phoenix on average per day?

As of August 2025, 10 flights take off from Washington, D.C. and land in Phoenix each day. The most common flight departure time for this route is 5:00PM, with 57% of daily flights taking off in the afternoon.

How many flights depart from Washington, D.C. to Phoenix on average per week?

As of August 2025, there are 74 flights per week flying from Washington, D.C. to Phoenix. The most common day of the week flights depart is Mon, with 24% of flights taking off on this day.

How long does it take to fly to Phoenix?

Cheap Washington, D.C. to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Phoenix

Best Price Found

Fastest flight time

Direct flights

Airports in Phoenix

How far is Washington, D.C. to Phoenix by plane?

When did momondo last update prices for flights from Washington, D.C. to Phoenix?

How many operators does momondo search for flights from Washington, D.C. to Phoenix?

How old do you have to be to fly from Washington, D.C. to Phoenix?

What documentation or ID do you need to fly to Phoenix?

Best airlines flying from Washington, D.C. to Phoenix

Compare and see reviews for airlines that fly from Washington, D.C. to Phoenix with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Phoenix?

Can I find flights from Washington, D.C. to Phoenix with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Phoenix?

I’m not ready to book a flight from Washington, D.C. to Phoenix right now. Can momondo alert me if prices change?

An easier way to manage your Phoenix trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix