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$122 Find Cheap Flights from Idaho to Washington, D.C. - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Idaho to Washington, D.C.

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho to Washington, D.C.

Fri, Oct 9 - Sun, Oct 11
Frontier Logo
2:50 pm - 6:20 amBOI  Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
Frontier Logo
6:00 am - 1:55 pmIAD  Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
9h 55m1 stop Las Vegas Harry Reid Intl
$298Frontier
Mon, Oct 19 - Tue, Oct 27
Multiple Airlines Logo
2:50 pm - 6:20 amBOI  Boise Air Term. Gowen Fld-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
7:02 am - 3:23 pmIAD  Washington, D.C. Dulles Intl-BOI Boise Air Term. Gowen Fld
10h 21m1 stop Seattle/Tacoma Intl
$299Multiple Airlines
Tue, Dec 8 - Sat, Dec 12
American Airlines Logo
1:24 pm - 11:55 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
8h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 12:42 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
8h 42m1 stop Chicago O'Hare Intl
$315American Airlines
Tue, Oct 20 - Wed, Oct 21
American Airlines Logo
3:24 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
6h 35m1 stop Chicago O'Hare Intl
American Airlines Logo
7:45 am - 2:33 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
8h 48m1 stop Chicago O'Hare Intl
$315American Airlines
Sat, Oct 24 - Wed, Oct 28
Alaska Airlines Logo
6:43 am - 4:25 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
7h 42m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:00 pm - 11:59 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
8h 59m1 stop Seattle/Tacoma Intl
$315Alaska Airlines
Mon, Feb 1 - Tue, Feb 9
Alaska Airlines Logo
6:31 pm - 8:00 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
23h 29m1 stop Los Angeles
Alaska Airlines Logo
5:05 pm - 11:44 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
8h 39m1 stop Portland
$315Alaska Airlines
Tue, Nov 10 - Tue, Nov 17
Delta Logo
1:41 pm - 11:46 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
8h 05m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:45 am - 12:33 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
6h 48m1 stop Minneapolis St Paul
$315Delta
Wed, Nov 11 - Tue, Nov 17
Delta Logo
1:41 pm - 10:45 pmBOI  Boise Air Term. Gowen Fld-DCA Washington, D.C. Reagan-National
7h 04m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:05 am - 12:33 pmDCA  Washington, D.C. Reagan-National-BOI Boise Air Term. Gowen Fld
8h 28m1 stop Minneapolis St Paul
$315Delta
Tue, Oct 27 - Thu, Oct 29
United Airlines Logo
2:51 pm - 11:08 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 17m1 stop Denver Intl
United Airlines Logo
6:10 am - 11:31 amBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 21m1 stop Chicago O'Hare Intl
$323United Airlines
Sat, Nov 7 - Tue, Nov 10
United Airlines Logo
12:31 pm - 9:42 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
7h 11m1 stop Chicago O'Hare Intl
United Airlines Logo
4:19 pm - 10:59 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
8h 40m1 stop Denver Intl
$323United Airlines
Useful Info

Good to know

Low season

January

Cheapest flight

$122
Best time to beat the crowds with an average 31% drop in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Boise to Washington Dulles Airport

FAQs for booking flights from Idaho to Washington, D.C.

  • How does KAYAK find such low prices on flights from Idaho to Washington, D.C.?

    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 Washington, D.C..

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Washington, D.C.?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. 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 Washington, D.C.?

    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 Washington, D.C. 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 Washington, D.C.?

    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 Washington, D.C. from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Linthicum Heights
Hanover
Springfield
Gaithersburg
Towson
Oxon Hill
Owings Mills
Greenbelt
Glen Burnie
Edgewood
Chesapeake Beach
Camp Springs
Ellicott City
Pikesville
Hunt Valley
Colonial Beach
Capitol Heights
Lutherville Timonium
Westminster
Clinton

More options for your flight to Washington, D.C.