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Cheap flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport from $140

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport departing on 5/29. 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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Find the cheapest flights from Houston Hobby Airport to Washington, D.C.

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Houston Hobby Airport to Washington, D.C..
 Logo
10:40 am - 8:17 pmHOU-IAD
8h 37m1 stop
 Logo
3:13 pm - 7:12 pmIAD-HOU
4h 59m1 stop
Fri, May 23 - Mon, May 26
 Logo
10:40 am - 8:17 pmHOU-IAD
8h 37m1 stop
 Logo
3:13 pm - 7:12 pmIAD-HOU
4h 59m1 stop
Fri, May 23 - Mon, May 26
Delta Logo
4:23 pm - 12:28 amHOU-IAD
7h 05m1 stop
Delta Logo
6:00 am - 9:33 amIAD-HOU
4h 33m1 stop
$289Delta
Find Deal
Fri, May 30 - Wed, Jun 4
American Airlines Logo
2:28 pm - 12:02 amHOU-IAD
8h 34m2 stops
American Airlines Logo
5:07 pm - 11:58 pmIAD-HOU
7h 51m1 stop
$294American Airlines
Find Deal
Sat, May 17 - Sat, May 24
Sun Country Air Logo
7:12 pm - 12:38 pmHOU-IAD
16h 26m1 stop
Sun Country Air Logo
12:49 pm - 11:21 amIAD-HOU
23h 32m1 stop
$295Sun Country Air
Find Deal
Thu, May 15 - Thu, May 22
Sun Country Air Logo
8:06 pm - 11:53 amHOU-IAD
14h 47m1 stop
Sun Country Air Logo
12:49 pm - 10:27 amIAD-HOU
22h 38m1 stop
$305Sun Country Air
Find Deal
Thu, May 22 - Sun, May 25
American Airlines Logo
9:12 am - 10:57 pmHOU-IAD
12h 45m1 stop
American Airlines Logo
5:07 pm - 11:58 pmIAD-HOU
7h 51m1 stop
$306American Airlines
Find Deal
Wed, May 28 - Fri, May 30
Southwest Logo
5:10 am - 1:20 pmHOU-IAD
7h 10m1 stop
Southwest Logo
6:30 am - 12:50 pmIAD-HOU
7h 20m1 stop
$323Southwest
Find Deal
Tue, Jul 29 - Sat, Aug 2
Delta Logo
6:00 am - 11:44 amHOU-IAD
4h 44m1 stop
Delta Logo
6:00 am - 9:33 amIAD-HOU
4h 33m1 stop
$334Delta
Find Deal
Wed, May 7 - Sun, May 11
Southwest Logo
5:25 am - 1:20 pmHOU-IAD
6h 55m1 stop
Southwest Logo
5:50 am - 11:40 amIAD-HOU
6h 50m1 stop
$353Southwest
Find Deal
Thu, Jul 31 - Sun, Aug 3

Southwest flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Our best Southwest deals on Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight tickets
Southwest
Jul 29
HOU5:10 amHouston Hobby
7h 10m
1 stop
IAD1:20 pmWashington, D.C. Dulles Intl
Aug 2
IAD6:30 amWashington, D.C. Dulles Intl
7h 20m
1 stop
HOU12:50 pmHouston Hobby
Southwest
Jul 31
HOU5:25 amHouston Hobby
6h 55m
1 stop
IAD1:20 pmWashington, D.C. Dulles Intl
Aug 3
IAD5:50 amWashington, D.C. Dulles Intl
6h 50m
1 stop
HOU11:40 amHouston Hobby
Southwest
Jul 29
HOU12:00 pmHouston Hobby
9h 45m
2 stops
IAD10:45 pmWashington, D.C. Dulles Intl
Aug 2
IAD6:30 amWashington, D.C. Dulles Intl
7h 20m
1 stop
HOU12:50 pmHouston Hobby

Allegiant Air flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Our best Allegiant Air deals on Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight tickets
Allegiant Air
Jun 13
HOU7:01 pmHouston Hobby
24h 52m
2 stops
IAD8:53 pmWashington, D.C. Dulles Intl
Jun 15
IAD9:10 pmWashington, D.C. Dulles Intl
22h 01m
2 stops
HOU6:11 pmHouston Hobby
Allegiant Air
Jun 13
HOU7:01 pmHouston Hobby
24h 52m
2 stops
IAD8:53 pmWashington, D.C. Dulles Intl
Jun 15
IAD9:10 pmWashington, D.C. Dulles Intl
22h 01m
2 stops
HOU6:11 pmHouston Hobby
Allegiant Air
May 30
HOU8:02 pmHouston Hobby
24h 03m
2 stops
IAD9:05 pmWashington, D.C. Dulles Intl
Jun 8
IAD9:10 pmWashington, D.C. Dulles Intl
22h 01m
2 stops
HOU6:11 pmHouston Hobby

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, September is the cheapest month to fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $339.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $346. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport for around $516.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $518 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $999 on average. Flights to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $383 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport for as low as $277 on momondo.

How have Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of April 2025, prices for Houston Hobby Airport to Washington, D.C. Dulles Intl Airport flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston Hobby Airport to Washington, D.C. Dulles Intl Airport (HOU to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Best Price Found

$140

Fastest flight time

4h 23m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Houston Hobby Airport in the past 72 hours is $140. The best round-trip flight deal from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $271.
The fastest flight from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport takes 4h 23m
There are no direct flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Houston Hobby Airport - Washington, D.C. Dulles Intl Airport.

  • How far is Houston Hobby to Washington, D.C. Dulles Intl by plane?

    The distance between Houston Hobby and Washington, D.C. Dulles Intl is about 1199.3 mi. A reasonable flight in good conditions will take 4h 23m.

  • When did momondo last update prices for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport?


Best airlines flying from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Houston Hobby Airport to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $49Free CancellationRating
6.3
7,926 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
8,667 reviews
Search United Airlines flights
American AirlinesPriceFrom $265Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $267Free CancellationRating
8.0
7,917 reviews
Search Delta flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Gettysburg
National Harbor
Laurel
Winchester
Silver Spring
Woodbridge
Tysons
Fredericksburg
Waldorf
Manassas
Harpers Ferry
Gaithersburg
Rockville
Glen Burnie
Fairfax
Linthicum Heights
Towson
Reston

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Houston.

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

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

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

Once you have performed a search for Houston to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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