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Cheap flights from District of Columbia to Idaho from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Idaho departing on 1/2. 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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0 bags

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Find the cheapest flights from District of Columbia to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 pm - 11:12 amDCA-BOI
19h 12m1 stop
Frontier Logo
12:07 pm - 4:59 pmBOI-DCA
26h 52m1 stop
$182Frontier
Find Deal
dom., feb. 1 - lun., feb. 9
Multiple Airlines Logo
5:08 pm - 11:55 pmDCA-BOI
8h 47m1 stop
Multiple Airlines Logo
12:44 pm - 9:59 pmBOI-DCA
7h 15m1 stop
$229Multiple Airlines
Find Deal
mar., dic. 9 - jue., dic. 11
Alaska Airlines Logo
5:00 pm - 12:24 amDCA-GEG
10h 24m1 stop
Alaska Airlines Logo
5:51 am - 4:08 pmGEG-DCA
7h 17m1 stop
$246Alaska Airlines
Find Deal
mar., dic. 9 - mar., dic. 16
Delta Logo
7:05 am - 12:03 pmIAD-SUN
6h 58m1 stop
Delta Logo
3:24 pm - 11:48 pmSUN-IAD
6h 24m1 stop
$253Delta
Find Deal
lun., ene. 26 - jue., ene. 29
Delta Logo
12:32 pm - 9:55 pmIAD-SUN
11h 23m2 stops
Delta Logo
3:24 pm - 11:48 pmSUN-IAD
6h 24m1 stop
$258Delta
Find Deal
lun., ene. 26 - jue., ene. 29
American Airlines Logo
6:30 am - 1:24 pmDCA-JAC
8h 54m1 stop
American Airlines Logo
1:42 pm - 11:59 pmJAC-DCA
8h 17m1 stop
$264American Airlines
Find Deal
mar., ene. 6 - sáb., ene. 10
Alaska Airlines Logo
8:00 am - 12:24 amDCA-GEG
19h 24m1 stop
Alaska Airlines Logo
7:47 pm - 4:08 pmGEG-DCA
17h 21m1 stop
$266Alaska Airlines
Find Deal
mié., dic. 10 - lun., dic. 15
American Airlines Logo
6:30 am - 1:24 pmDCA-JAC
8h 54m1 stop
American Airlines Logo
1:42 pm - 10:55 pmJAC-DCA
7h 13m1 stop
$269American Airlines
Find Deal
mar., ene. 6 - sáb., ene. 10
United Airlines Logo
4:11 pm - 9:19 pmDCA-SUN
7h 08m1 stop
United Airlines Logo
8:09 am - 9:36 pmSUN-DCA
11h 27m1 stop
$297United Airlines
Find Deal
sáb., feb. 21 - sáb., feb. 28
United Airlines Logo
9:00 am - 11:30 amIAD-JAC
4h 30mnonstop
United Airlines Logo
2:40 pm - 11:22 pmJAC-IAD
6h 42m1 stop
$319United Airlines
Find Deal
sáb., ene. 10 - mié., ene. 14

Southwest flights from District of Columbia to Idaho

Our best Southwest deals on District of Columbia to Idaho flight tickets
Southwest
Dec 9
DCA4:40 pmWashington, D.C. Reagan-National
8h 30m
2 stops
BOI11:10 pmBoise Air Term. Gowen Fld
Dec 11
BOI11:45 amBoise Air Term. Gowen Fld
10h 10m
2 stops
DCA11:55 pmWashington, D.C. Reagan-National
$395
Find similar
Southwest
Feb 1
DCA3:55 pmWashington, D.C. Reagan-National
9h 45m
2 stops
BOI11:40 pmBoise Air Term. Gowen Fld
Feb 9
BOI7:45 amBoise Air Term. Gowen Fld
8h 10m
2 stops
DCA5:55 pmWashington, D.C. Reagan-National
$398
Find similar
Southwest
Dec 6
DCA6:05 amWashington, D.C. Reagan-National
11h 00m
1 stop
GEG2:05 pmSpokane
Dec 11
GEG6:05 amSpokane
11h 25m
2 stops
DCA8:30 pmWashington, D.C. Reagan-National
$401
Find similar

Alaska Airlines flights from District of Columbia to Idaho

Our best Alaska Airlines deals on District of Columbia to Idaho flight tickets
Alaska Airlines
Dec 9
DCA5:00 pmWashington, D.C. Reagan-National
10h 24m
1 stop
GEG12:24 amSpokane
Dec 16
GEG5:51 amSpokane
7h 17m
1 stop
DCA4:08 pmWashington, D.C. Reagan-National
$246
Find similar
Alaska Airlines
Dec 10
DCA8:00 amWashington, D.C. Reagan-National
19h 24m
1 stop
GEG12:24 amSpokane
Dec 15
GEG7:47 pmSpokane
17h 21m
1 stop
DCA4:08 pmWashington, D.C. Reagan-National
$266
Find similar
Alaska Airlines
Jan 6
DCA8:00 amWashington, D.C. Reagan-National
9h 22m
1 stop
BOI3:22 pmBoise Air Term. Gowen Fld
Jan 15
BOI11:35 amBoise Air Term. Gowen Fld
8h 24m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
$267
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 13, 2025.
Use the filters below to find and compare flights from District of Columbia to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

dom. 2/1

6:00 pm-11:12 am

1 stop19h 12m

Boise Air Term. Gowen Fld

lun. 2/9

12:07 pm-4:59 pm

1 stop26h 52m

$182

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

mar. 12/9

5:08 pm-11:55 pm

1 stop8h 47m

Boise Air Term. Gowen Fld

jue. 12/11

12:44 pm-9:59 pm

1 stop7h 15m

$229

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

mar. 12/9

5:00 pm-12:24 am

1 stop10h 24m

Spokane

mar. 12/16

5:51 am-4:08 pm

1 stop7h 17m

$246

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

lun. 1/26

7:05 am-12:03 pm

1 stop6h 58m

Hailey Sun Valley-Friedman

jue. 1/29

3:24 pm-11:48 pm

1 stop6h 24m

$253

Washington, D.C.Hailey

IAD - SUN

IADSUN

Washington, D.C. Dulles Intl

lun. 1/26

12:32 pm-9:55 pm

2 stops11h 23m

Hailey Sun Valley-Friedman

jue. 1/29

3:24 pm-11:48 pm

1 stop6h 24m

$258

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

mar. 1/6

6:30 am-1:24 pm

1 stop8h 54m

Jackson Hole

sáb. 1/10

1:42 pm-11:59 pm

1 stop8h 17m

$264

Washington, D.C.Spokane

DCA - GEG

DCAGEG

Washington, D.C. Reagan-National

mié. 12/10

8:00 am-12:24 am

1 stop19h 24m

Spokane

lun. 12/15

7:47 pm-4:08 pm

1 stop17h 21m

$266

Washington, D.C.Jackson

DCA - JAC

DCAJAC

Washington, D.C. Reagan-National

mar. 1/6

6:30 am-1:24 pm

1 stop8h 54m

Jackson Hole

sáb. 1/10

1:42 pm-10:55 pm

1 stop7h 13m

$269

Washington, D.C.Hailey

DCA - SUN

DCASUN

Washington, D.C. Reagan-National

sáb. 2/21

4:11 pm-9:19 pm

1 stop7h 08m

Hailey Sun Valley-Friedman

sáb. 2/28

8:09 am-9:36 pm

1 stop11h 27m

$297

Washington, D.C.Jackson

IAD - JAC

IADJAC

Washington, D.C. Dulles Intl

sáb. 1/10

9:00 am-11:30 am

Nonstop4h 30m

Jackson Hole

mié. 1/14

2:40 pm-11:22 pm

1 stop6h 42m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho from

How to get the cheapest flight ticket from District of Columbia 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, April is the cheapest month to fly from District of Columbia to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $294. If you don’t want to visit Idaho in April, then you should wait until May to fly from District of Columbia, when ticket prices are also cheap, with an average price of $300.

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 District of Columbia 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 District of Columbia 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.

Can stopping save me money on District of Columbia to Idaho flights?

You could potentially save up to 68% on your flight if you consider stops on a District of Columbia to Idaho flight.

Cheap District of Columbia to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Idaho

Fastest flight time

4h 30m

Direct flights

Sun

Airports in Idaho

1 airport
The fastest flight from District of Columbia to Idaho takes 4h 30m
Direct flights go from District of Columbia to Idaho on Sunday. There are no airlines offering direct flights.
There is 1 airport near Idaho: Jackson Hole (JAC)
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  • When did momondo last update prices for flights from District of Columbia to Idaho?

    Prices for flights from District of Columbia to Idaho are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Idaho?

  • How old do you have to be to fly from District of Columbia to Idaho?

    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 District of Columbia to Idaho.

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

    The travel and health documents required for your trip to Idaho 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 Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from District of Columbia to Idaho

Compare and see reviews for airlines that fly from District of Columbia to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $182Free CancellationRating
8.0
11,288 reviews
Search Alaska Airlines flights
DeltaPriceFrom $202Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $222Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
American AirlinesPriceFrom $300Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $347Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Idaho?

It is quick and easy to find District of Columbia to Idaho 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 Idaho that suits you.

Can I find flights from District of Columbia to Idaho with flexible booking policies on momondo?

Yes. All flights to Idaho from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from District of Columbia to Idaho?

momondo provides multiple filters to help you find the best flight to Idaho from District of Columbia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from District of Columbia to Idaho right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho from District of Columbia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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