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Cheap flights from Washington, D.C. to Idaho from $139

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 Idaho departing on 1/14. 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 Washington, D.C. to Idaho

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Idaho 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 Washington, D.C. to Idaho.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Idaho? 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 Idaho, so you can enjoy a seamless trip without layovers.

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

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

All round-trip flight deals to Idaho

The cheapest plane tickets to Idaho found on KAYAK recently.
7:15 am - 12:00 pmBWI-GEG
7h 45m1 stop
2:10 pm - 11:54 pmGEG-BWI
6h 44m1 stop
$278Delta
Find Deal
Wed, Jan 15 - Wed, Jan 22
5:29 pm - 11:43 pmDCA-GEG
9h 14m1 stop
5:52 pm - 4:24 pmGEG-DCA
19h 32m1 stop
$278Alaska Airlines
Find Deal
Tue, Feb 4 - Tue, Feb 18
6:32 am - 3:33 pmIAD-GEG
12h 01m1 stop
1:50 pm - 11:30 pmGEG-IAD
6h 40m1 stop
$278United Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
10:37 am - 6:43 pmBWI-BOI
10h 06m1 stop
7:38 pm - 5:00 amBOI-BWI
7h 22m1 stop
$300Spirit Airlines
Find Deal
Sun, Jan 19 - Thu, Jan 23
2:42 pm - 11:30 pmIAD-GEG
11h 48m1 stop
1:50 pm - 11:30 pmGEG-IAD
6h 40m1 stop
$306United Airlines
Find Deal
Sat, Jan 18 - Fri, Jan 24
12:59 pm - 9:52 pmDCA-BOI
10h 53m1 stop
1:28 pm - 12:45 amBOI-DCA
9h 17m1 stop
$310American Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
6:59 am - 12:15 pmDCA-JAC
7h 16m1 stop
12:53 pm - 11:00 pmJAC-DCA
8h 07m1 stop
$314American Airlines
Find Deal
Wed, Mar 5 - Wed, Mar 12
8:44 am - 11:02 amBWI-BOI
28h 18m1 stop
7:38 pm - 5:00 amBOI-BWI
7h 22m1 stop
$371Spirit Airlines
Find Deal
Sun, Jan 5 - Fri, Jan 10
6:05 am - 1:15 pmBWI-GEG
10h 10m1 stop
2:55 pm - 5:50 amGEG-BWI
11h 55m1 stop
$394Southwest
Find Deal
Sat, Mar 1 - Fri, Mar 7
3:00 pm - 11:40 pmBWI-BOI
10h 40m2 stops
5:15 am - 6:35 pmBOI-BWI
11h 20m2 stops
$397Southwest
Find Deal
Fri, Jan 17 - Tue, Jan 21
7:15 am - 12:18 pmBWI-GEG
8h 03m1 stop
$139Delta
Find Deal
Tue, Jan 14
7:01 am - 1:49 pmDCA-GEG
9h 48m1 stop
$139American Airlines
Find Deal
Wed, Jan 15
6:00 am - 12:00 pmIAD-GEG
9h 00m1 stop
$139Delta
Find Deal
Tue, Jan 14
8:59 am - 2:17 pmDCA-JAC
7h 18m1 stop
$157American Airlines
Find Deal
Tue, Jan 28
10:05 am - 3:12 pmIAD-GEG
8h 07m1 stop
$168United Airlines
Find Deal
Wed, Jan 8
8:00 am - 11:07 amDCA-JAC
29h 07m1 stop
$178Alaska Airlines
Find Deal
Sat, Mar 22
6:32 am - 4:27 pmIAD-BOI
11h 55m1 stop
$203United Airlines
Find Deal
Thu, Jan 16
2:35 pm - 11:35 pmBWI-BOI
11h 00m2 stops
$203Southwest
Find Deal
Tue, Jan 21
6:56 pm - 10:58 amBWI-JAC
18h 02m1 stop
$209Alaska Airlines
Find Deal
Fri, Feb 21
3:55 pm - 11:40 pmDCA-BOI
9h 45m2 stops
$224Southwest
Find Deal
Thu, Jan 16
7:00 am - 2:54 pmBWI-BOI
9h 54m1 stop
6:38 pm - 5:30 amBOI-BWI
8h 52m1 stop
$762Alaska Airlines
Find Deal
Wed, Dec 25 - Tue, Dec 31
7:25 am - 4:30 pmBWI-BOI
11h 05m2 stops
11:55 am - 12:25 amBOI-BWI
10h 30m1 stop
$802Southwest
Find Deal
Wed, Dec 25 - Tue, Dec 31
6:30 am - 1:32 pmIAD-SUN
9h 02m1 stop
8:30 am - 7:28 pmSUN-IAD
8h 58m1 stop
$815United Airlines
Find Deal
Wed, Dec 25 - Sun, Dec 29
10:05 am - 3:23 pmIAD-JAC
7h 18m1 stop
7:00 am - 3:39 pmJAC-IAD
6h 39m1 stop
$832United Airlines
Find Deal
Mon, Dec 23 - Fri, Dec 27
7:00 am - 12:11 pmDCA-JAC
7h 11m1 stop
12:42 pm - 10:30 pmJAC-DCA
7h 48m1 stop
$832American Airlines
Find Deal
Mon, Dec 23 - Fri, Dec 27
7:30 am - 12:11 pmBWI-JAC
6h 41m1 stop
12:54 pm - 11:00 pmJAC-BWI
8h 06m1 stop
$842American Airlines
Find Deal
Mon, Dec 23 - Fri, Dec 27
4:41 pm - 10:20 pmIAD-BOI
7h 39m1 stop
2:35 pm - 11:58 pmBOI-IAD
7h 23m1 stop
$912Delta
Find Deal
Mon, Dec 23 - Tue, Dec 31
5:10 pm - 12:48 amDCA-BOI
9h 38m1 stop
2:35 pm - 11:57 pmBOI-DCA
7h 22m1 stop
$912Delta
Find Deal
Mon, Dec 23 - Tue, Dec 31
7:00 am - 2:54 pmBWI-BOI
9h 54m1 stop
11:57 am - 10:46 pmBOI-BWI
8h 49m1 stop
Wed, Dec 25 - Fri, Dec 27
8:30 am - 8:41 pmIAD-BOI
14h 11m2 stops
11:57 am - 8:55 pmBOI-IAD
30h 58m3 stops
$1,331
Find Deal
Mon, Dec 23 - Sat, Dec 28

American Airlines flights from Washington, D.C. to Idaho

Our best American Airlines deals on Washington, D.C. to Idaho flight tickets
American Airlines
Jan 18
DCA12:59 pmWashington, D.C. Reagan-National
10h 53m
1 stop
BOI9:52 pmBoise Air Term. Gowen Fld
Jan 25
BOI1:28 pmBoise Air Term. Gowen Fld
9h 17m
1 stop
DCA12:45 amWashington, D.C. Reagan-National
American Airlines
Mar 5
DCA6:59 amWashington, D.C. Reagan-National
7h 16m
1 stop
JAC12:15 pmJackson Hole
Mar 12
JAC12:53 pmJackson Hole
8h 07m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
American Airlines
Jan 18
IAD1:52 pmWashington, D.C. Dulles Intl
10h 00m
2 stops
BOI9:52 pmBoise Air Term. Gowen Fld
Jan 25
BOI1:28 pmBoise Air Term. Gowen Fld
7h 13m
1 stop
IAD10:41 pmWashington, D.C. Dulles Intl

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

Our best United Airlines deals on Washington, D.C. to Idaho flight tickets
United Airlines
Jan 22
IAD6:32 amWashington, D.C. Dulles Intl
12h 01m
1 stop
GEG3:33 pmSpokane
Jan 29
GEG1:50 pmSpokane
6h 40m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl
United Airlines
Jan 18
IAD2:42 pmWashington, D.C. Dulles Intl
11h 48m
1 stop
GEG11:30 pmSpokane
Jan 24
GEG1:50 pmSpokane
6h 40m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl
United Airlines
Jan 18
IAD2:19 pmWashington, D.C. Dulles Intl
9h 56m
1 stop
BOI10:15 pmBoise Air Term. Gowen Fld
Jan 25
BOI2:32 pmBoise Air Term. Gowen Fld
6h 58m
1 stop
IAD11:30 pmWashington, D.C. Dulles Intl

See travel insights to Idaho from

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

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 Idaho?

In general, January is the cheapest month to fly from Washington, D.C. to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $386. If you don’t want to visit Idaho in January, then you should wait until August to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $410.

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

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $434. On the other hand, Monday 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 $711.

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

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Washington, D.C. to Idaho at noon for as low as $431. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $671 per ticket.

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

The ideal time to book your flight to Idaho is 32 days in advance when prices tend to average $533. Keep in mind that you might be able to find cheaper flights to Idaho at any time. In fact, our users found flights for as low as $326 in the past 72 hours.

Can stopping save me money on Washington, D.C. to Idaho flights?

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

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

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

Best Price Found

$139

Fastest flight time

6h 03m

Direct flights

None

Airports in Idaho

4 airports
The best one-way flight to Idaho from Washington, D.C. in the past 72 hours is $139. The best round-trip flight deal from Washington, D.C. to Idaho found on momondo in the last 72 hours is $278.
The fastest flight from Washington, D.C. to Idaho takes 6h 03m
There are no direct flights from Washington, D.C. to Idaho. Popular non-direct routes for this connection are Baltimore/Washington Airport - Spokane Airport, Washington, D.C. Reagan-National Airport - Spokane Airport and Washington, D.C. Dulles Intl Airport - Spokane Airport.
There are 4 airports near Idaho: Spokane (GEG), Jackson Hole (JAC), Boise Air Term. Gowen Fld (BOI), Hailey Sun Valley-Friedman (SUN)

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

    Prices for flights from Washington, D.C. to Idaho were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The travel and health documents you'll need for your trip to Idaho 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 Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


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

Compare and see reviews for airlines that fly from Washington, D.C. to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $224Free CancellationRating
6.3
8,112 reviews
Search Spirit Airlines flights
DeltaPriceFrom $310Free CancellationRating
8.0
8,597 reviews
Search Delta flights
United AirlinesPriceFrom $326Free CancellationRating
7.4
9,035 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $360Free CancellationRating
8.0
9,540 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $362Free CancellationRating
8.1
4,814 reviews
Search Southwest flights
American AirlinesPriceFrom $386Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Idaho from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

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

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

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

Once all potential Washington, D.C. to Idaho 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 Washington, D.C. to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Idaho 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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Popular flights according to clicks in the last 7 days on momondo