Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Idaho to Washington, D.C. Reagan-National Airport from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Washington, D.C. Reagan-National Airport departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

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

Cheap round-trip flights

These are some of the best round-trip flight deals from Idaho to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Idaho to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Idaho to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Idaho to Washington, D.C.

Find recent round-trip train or bus tickets from Idaho to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
2:10 pm - 11:43 pmGEG-DCA
6h 33m1 stop
5:10 pm - 10:46 pmDCA-GEG
8h 36m1 stop
$306Delta
Find Deal
Mon, Jan 13 - Sat, Jan 18
1:28 pm - 12:40 amBOI-DCA
9h 12m1 stop
5:00 am - 12:37 pmDCA-BOI
9h 37m1 stop
$310American Airlines
Find Deal
Tue, Jan 14 - Sun, Jan 19
5:35 am - 6:57 pmGEG-DCA
10h 22m2 stops
7:34 am - 1:15 pmDCA-GEG
8h 41m1 stop
$311Delta
Find Deal
Mon, Jan 13 - Sat, Jan 18
1:28 pm - 11:00 pmBOI-DCA
7h 32m1 stop
5:00 am - 1:29 pmDCA-BOI
10h 29m2 stops
$315American Airlines
Find Deal
Tue, Jan 14 - Sun, Jan 19
11:34 am - 9:59 pmGEG-DCA
7h 25m1 stop
9:00 am - 11:31 pmDCA-GEG
17h 31m1 stop
$329Alaska Airlines
Find Deal
Wed, Jan 8 - Wed, Feb 26
9:24 pm - 5:53 pmGEG-DCA
17h 29m1 stop
6:40 pm - 10:02 amDCA-GEG
18h 22m1 stop
$331Alaska Airlines
Find Deal
Mon, Jan 13 - Wed, Feb 26
11:59 pm - 9:32 amGEG-DCA
6h 33m1 stop
6:00 pm - 10:27 pmDCA-GEG
7h 27m1 stop
$399United Airlines
Find Deal
Thu, Jan 2 - Sat, Jan 4
8:25 am - 7:25 pmJAC-DCA
9h 00m1 stop
4:00 pm - 9:20 pmDCA-JAC
7h 20m1 stop
$405United Airlines
Find Deal
Thu, Dec 26 - Mon, Dec 30
7:20 am - 8:35 pmGEG-DCA
10h 15m2 stops
2:55 pm - 10:05 pmDCA-GEG
10h 10m2 stops
$442Southwest
Find Deal
Sun, Jan 19 - Wed, Jan 22
11:35 am - 10:00 pmBOI-DCA
8h 25m2 stops
2:00 pm - 11:00 pmDCA-BOI
11h 00m2 stops
$589Southwest
Find Deal
Wed, Dec 25 - Wed, Jan 1
2:20 pm - 11:57 pmGEG-DCA
6h 37m1 stop
$153Delta
Find Deal
Mon, Dec 16
1:43 pm - 10:35 pmBOI-DCA
6h 52m1 stop
$155Delta
Find Deal
Wed, Dec 18
12:37 pm - 10:15 pmJAC-DCA
7h 38m1 stop
$182American Airlines
Find Deal
Wed, Mar 5
6:50 am - 8:30 pmGEG-DCA
10h 40m2 stops
$198Southwest
Find Deal
Wed, Dec 25
12:14 pm - 8:59 pmBOI-DCA
6h 45m1 stop
$225United Airlines
Find Deal
Tue, Dec 24
12:37 pm - 6:48 amJAC-DCA
16h 11m2 stops
$272American Airlines
Find Deal
Wed, Mar 5
1:40 pm - 9:55 pmGEG-DCA
29h 15m1 stop
$288Alaska Airlines
Find Deal
Mon, May 5
8:15 am - 11:59 pmBOI-DCA
13h 44m2 stops
$308United Airlines
Find Deal
Tue, Dec 24
6:38 pm - 9:59 pmBOI-DCA
25h 21m1 stop
$358Alaska Airlines
Find Deal
Mon, Dec 23
10:45 am - 10:55 pmGEG-DCA
9h 10m2 stops
$441Southwest
Find Deal
Mon, Dec 2
6:00 am - 4:00 pmBOI-DCA
8h 00m1 stop
6:55 pm - 12:05 amDCA-BOI
7h 10m1 stop
$1,012Delta
Find Deal
Tue, Nov 26 - Sun, Dec 1
6:00 am - 6:00 pmBOI-DCA
10h 00m2 stops
6:55 pm - 12:05 amDCA-BOI
7h 10m1 stop
$1,017Delta
Find Deal
Tue, Nov 26 - Sun, Dec 1
7:05 am - 6:54 pmBOI-DCA
9h 49m1 stop
7:00 am - 1:39 pmDCA-BOI
8h 39m1 stop
$1,046American Airlines
Find Deal
Wed, Nov 27 - Fri, Nov 29
1:32 pm - 11:00 pmBOI-DCA
7h 28m1 stop
5:05 am - 1:39 pmDCA-BOI
10h 34m2 stops
$1,051American Airlines
Find Deal
Wed, Nov 27 - Fri, Nov 29
7:05 am - 6:58 pmBOI-DCA
9h 53m2 stops
5:05 am - 1:39 pmDCA-BOI
10h 34m2 stops
$1,056American Airlines
Find Deal
Wed, Nov 27 - Fri, Nov 29
6:00 am - 6:22 pmBOI-DCA
10h 22m2 stops
4:10 pm - 12:05 amDCA-BOI
9h 55m2 stops
$1,192Delta
Find Deal
Tue, Nov 26 - Sun, Dec 1
7:00 am - 2:59 pmIDA-DCA
5h 59m1 stop
4:13 pm - 1:47 amDCA-IDA
11h 34m1 stop
$1,290United Airlines
Find Deal
Wed, Nov 27 - Sun, Dec 1
5:30 am - 7:49 pmIDA-DCA
12h 19m2 stops
5:00 am - 12:39 pmDCA-IDA
9h 39m1 stop
$1,505American Airlines
Find Deal
Wed, Nov 27 - Sun, Dec 1
5:30 am - 4:28 pmIDA-DCA
8h 58m2 stops
1:44 pm - 10:15 pmDCA-IDA
10h 31m2 stops
$1,510American Airlines
Find Deal
Wed, Nov 27 - Sun, Dec 1
12:45 am - 10:59 amBOI-DCA
8h 14m1 stop
5:05 pm - 11:40 pmDCA-BOI
8h 35m1 stop
$1,550American Airlines
Find Deal
Sat, Nov 30 - Mon, Dec 9

Delta flights from Idaho to Washington, D.C. Reagan-National Airport

Our best Delta deals on Idaho to Washington, D.C. Reagan-National Airport flight tickets
Delta
Jan 13
GEG2:10 pmSpokane
6h 33m
1 stop
DCA11:43 pmWashington, D.C. Reagan-National
Jan 18
DCA5:10 pmWashington, D.C. Reagan-National
8h 36m
1 stop
GEG10:46 pmSpokane
Delta
Jan 13
GEG5:35 amSpokane
10h 22m
2 stops
DCA6:57 pmWashington, D.C. Reagan-National
Jan 18
DCA7:34 amWashington, D.C. Reagan-National
8h 41m
1 stop
GEG1:15 pmSpokane
Delta
Jan 13
GEG6:00 amSpokane
9h 04m
1 stop
DCA6:04 pmWashington, D.C. Reagan-National
Feb 26
DCA4:25 pmWashington, D.C. Reagan-National
10h 38m
2 stops
GEG12:03 amSpokane

American Airlines flights from Idaho to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Idaho to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jan 14
BOI1:28 pmBoise Air Term. Gowen Fld
9h 12m
1 stop
DCA12:40 amWashington, D.C. Reagan-National
Jan 19
DCA5:00 amWashington, D.C. Reagan-National
9h 37m
1 stop
BOI12:37 pmBoise Air Term. Gowen Fld
American Airlines
Jan 14
BOI1:28 pmBoise Air Term. Gowen Fld
7h 32m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
Jan 19
DCA5:00 amWashington, D.C. Reagan-National
10h 29m
2 stops
BOI1:29 pmBoise Air Term. Gowen Fld
American Airlines
Jan 7
BOI1:28 pmBoise Air Term. Gowen Fld
9h 12m
1 stop
DCA12:40 amWashington, D.C. Reagan-National
Jan 10
DCA6:06 amWashington, D.C. Reagan-National
8h 31m
1 stop
BOI12:37 pmBoise Air Term. Gowen Fld

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Idaho to Washington, D.C. Reagan-National 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. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Idaho, with most prices found around $408. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of February, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $463.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Idaho to Washington, D.C. Reagan-National Airport is on a Saturday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Saturday will often find tickets for as low as $515. Flights from Idaho to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $699. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Idaho to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $453. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $634.

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

Most flyers found that booking tickets 34 days in advance of their planned departure date is the best time to get cheap flights to Washington, D.C. Reagan-National Airport. During this timeframe, flight prices are around $565. In the past 72 hours, momondo users found flights from Idaho to Washington, D.C. Reagan-National Airport for as low as $327.

Can stopping save me money on Idaho to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Idaho to Washington, D.C. Reagan-National Airport flight.

Cheap Idaho to Washington, D.C. Reagan-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Washington, D.C. Reagan-National Airport

Best Price Found

$153

Fastest flight time

5h 59m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from Idaho in the past 72 hours is $153. The best round-trip flight deal from Idaho to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $306.
The fastest flight from Idaho to Washington, D.C. Reagan-National Airport takes 5h 59m
There are no direct flights from Idaho to Washington, D.C. Reagan-National Airport. Popular non-direct routes for this connection are Spokane Airport - Washington, D.C. Reagan-National Airport, Jackson Hole Airport - Washington, D.C. Reagan-National Airport and Boise Air Term. Gowen Fld Airport - Washington, D.C. Reagan-National Airport.

  • When did momondo last update prices for flights from Idaho to Washington, D.C. Reagan-National Airport?

    Prices for flights from Idaho to Washington, D.C. Reagan-National Airport are updated daily.

  • How many operators does momondo search for flights from Idaho to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Idaho to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National 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. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Idaho to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Idaho to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $327Free CancellationRating
8.0
8,734 reviews
Search Delta flights
American AirlinesPriceFrom $369Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $380Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho 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 Idaho.

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

Yes. All flights to Washington, D.C. from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Idaho to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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


An easier way to manage your Washington, D.C. Reagan-National Airport 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.
1 adult
From?
To?
Sat 11/30
Sat 12/7
Email me momondo's favorite deals

Find better results for your trip to Washington, D.C.