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Find cheap flights from Idaho to Reagan Washington National Airport from $164

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Reagan-National departing on 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/1
Sat 6/8

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In the last 7 days travelers have searched 43,740,974 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

March

Cheapest flight

$164
Best time to beat the crowds with an average 7% drop in price.
Most popular time to fly with an average 6% increase in price.
Flight from Spokane to Reagan Washington National Airport

FAQs for booking Idaho to Reagan Washington National Airport flights

  • How does KAYAK find such low prices on flights from Idaho to Reagan Washington National Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Reagan Washington National Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Reagan Washington National Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Reagan Washington National Airport from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Reagan Washington National Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Reagan Washington National Airport with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Reagan Washington National Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Reagan Washington National Airport from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to Reagan Washington National Airport?

Find which airlines fly direct from Idaho to Reagan-National, which days they fly and book direct flights.

Nonstop departures

Idaho to Washington, D.C. Reagan-National

Monday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Tuesday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Wednesday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Thursday

ANA, Aerolineas Argentinas, Aeromexico, +40 more

ANA, Aerolineas Argentinas, +41 more

Friday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Saturday

ANA, Aerolineas Argentinas, Aeromexico, +40 more

ANA, Aerolineas Argentinas, +41 more

Sunday

ANA, Aerolineas Argentinas, Aeromexico, +42 more

ANA, Aerolineas Argentinas, +43 more

See more direct flights

Nonstop returns

Washington, D.C. Reagan-National to Idaho

Monday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Tuesday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Wednesday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Thursday

ANA, Aerolineas Argentinas, Aeromexico, +40 more

ANA, Aerolineas Argentinas, +41 more

Friday

ANA, Aerolineas Argentinas, Aeromexico, +41 more

ANA, Aerolineas Argentinas, +42 more

Saturday

ANA, Aerolineas Argentinas, Aeromexico, +40 more

ANA, Aerolineas Argentinas, +41 more

Sunday

ANA, Aerolineas Argentinas, Aeromexico, +42 more

ANA, Aerolineas Argentinas, +43 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Washington, D.C.

Recent round-trip flight deals

5/29Wed
1 stopDelta
8h 39mGEG-DCA
6/4Tue
1 stopDelta
9h 44mDCA-GEG
$328
5/29Wed
1 stopDelta
8h 39mGEG-DCA
6/3Mon
1 stopDelta
9h 44mDCA-GEG
$348
5/31Fri
2 stopsDelta
9h 45mGEG-DCA
6/4Tue
1 stopDelta
9h 44mDCA-GEG
$353
7/25Thu
2 stopsDelta
9h 09mGEG-DCA
8/14Wed
1 stopDelta
8h 19mDCA-GEG
$363
8/7Wed
1 stopAmerican Airlines
7h 53mGEG-DCA
8/29Thu
1 stopAmerican Airlines
10h 02mDCA-GEG
$409
9/11Wed
1 stopAmerican Airlines
8h 42mGEG-DCA
9/18Wed
1 stopAmerican Airlines
9h 44mDCA-GEG
$412
10/7Mon
2 stopsAlaska Airlines
9h 30mGEG-DCA
10/9Wed
2 stopsAlaska Airlines
11h 59mDCA-GEG
$581
10/2Wed
1 stopUnited Airlines
8h 11mBOI-DCA
10/6Sun
2 stopsUnited Airlines
16h 10mDCA-BOI
$667
5/23Thu
1 stopAlaska Airlines
10h 54mBOI-DCA
5/25Sat
1 stopAlaska Airlines
29h 20mDCA-BOI
$682
5/15Wed
1 stopUnited Airlines
8h 00mBOI-DCA
5/22Wed
1 stopUnited Airlines
9h 45mDCA-BOI
$758

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Recent one-way flight deals

6/26Wed
1 stopAmerican Airlines
10h 26mGEG-DCA
$164
9/24Tue
1 stopAmerican Airlines
9h 09mBOI-DCA
$194
6/13Thu
1 stopDelta
8h 11mGEG-DCA
$194
6/17Mon
2 stopsDelta
9h 28mGEG-DCA
$199
6/21Fri
1 stopDelta
7h 16mGEG-DCA
$214
5/25Sat
1 stopAlaska Airlines
8h 04mBOI-DCA
$239
6/28Fri
2 stopsAlaska Airlines
11h 23mGEG-DCA
$269
7/1Mon
2 stopsUnited Airlines
12h 22mBOI-DCA
$304
8/17Sat
2 stopsUnited Airlines
13h 28mIDA-DCA
$304
8/6Tue
2 stops
28h 09mIDA-DCA
$335

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Last minute flights from Idaho to Reagan-National

Last minute flight, train and bus deals

5/7Tue
multi-stopDelta
6h 39mBOI-DCA
5/8Wed
multi-stopDelta
9h 04mDCA-BOI
$847
5/4Sat
multi-stopAlaska Airlines
8h 13mGEG-DCA
5/12Sun
multi-stopAlaska Airlines
9h 07mDCA-GEG
$847
5/7Tue
multi-stopDelta
11h 08mBOI-DCA
5/8Wed
multi-stopDelta
8h 21mDCA-BOI
$852
5/5Sun
multi-stopDelta
6h 16mGEG-DCA
5/8Wed
multi-stopDelta
11h 59mDCA-GEG
$852
5/4Sat
multi-stopUnited Airlines
5h 59mIDA-DCA
5/7Tue
multi-stopUnited Airlines
6h 52mDCA-IDA
$854
5/5Sun
multi-stopAmerican Airlines
10h 45mGEG-DCA
5/8Wed
multi-stopAmerican Airlines
11h 29mDCA-GEG
$855
5/4Sat
multi-stopAmerican Airlines
7h 52mIDA-DCA
5/7Tue
multi-stopAmerican Airlines
11h 07mDCA-IDA
$857
5/7Tue
multi-stopDelta
10h 53mBOI-DCA
5/8Wed
multi-stopDelta
9h 46mDCA-BOI
$857
5/4Sat
multi-stopAmerican Airlines
11h 07mIDA-DCA
5/7Tue
multi-stopAmerican Airlines
11h 07mDCA-IDA
$862
5/6Mon
multi-stopDelta
12h 32mBOI-DCA
5/8Wed
multi-stopDelta
8h 15mDCA-BOI
$887

Search by stops

Search by airline

Search by price