IAD

$112 Find Cheap Flights from Idaho to Washington Dulles Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 4/25. 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
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Idaho to Dulles Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Idaho to Dulles Intl

Wed, Apr 29 - Sat, May 2
Delta Logo
1:52 pm - 11:55 pm
BOI
-
IAD
8h 03m
1 stop
Delta Logo
7:00 am - 4:14 pm
IAD
-
BOI
11h 14m
1 stop
$223Delta
Tue, Apr 21 - Fri, May 1
Delta Logo
1:52 pm - 11:55 pm
BOI
-
IAD
8h 03m
1 stop
Delta Logo
7:00 am - 1:12 pm
IAD
-
BOI
8h 12m
1 stop
$225Delta
Sat, Apr 25 - Tue, Apr 28
Alaska Airlines Logo
6:00 am - 12:09 am
BOI
-
IAD
16h 09m
1 stop
Alaska Airlines Logo
7:10 am - 11:02 pm
IAD
-
BOI
17h 52m
1 stop
$227Alaska Airlines
Fri, Apr 17 - Tue, Apr 21
Alaska Airlines Logo
5:00 am - 5:40 am
GEG
-
IAD
21h 40m
1 stop
Alaska Airlines Logo
7:11 pm - 9:31 pm
IAD
-
GEG
29h 20m
1 stop
$227Alaska Airlines
Wed, May 6 - Tue, May 12
Southwest Logo
1:45 pm - 11:40 pm
GEG
-
IAD
6h 55m
1 stop
Southwest Logo
5:30 pm - 10:55 pm
IAD
-
GEG
8h 25m
1 stop
$251Southwest
Wed, May 6 - Tue, May 12
Southwest Logo
7:00 am - 11:40 pm
GEG
-
IAD
13h 40m
2 stops
Southwest Logo
5:30 pm - 10:55 pm
IAD
-
GEG
8h 25m
1 stop
$256Southwest
Wed, Apr 1 - Tue, Apr 7
American Airlines Logo
6:37 pm - 8:48 am
BOI
-
IAD
12h 11m
2 stops
American Airlines Logo
7:00 am - 12:51 pm
IAD
-
BOI
7h 51m
1 stop
$267American Airlines
Wed, Apr 1 - Sat, Apr 4
United Airlines Logo
2:35 pm - 11:34 pm
JAC
-
IAD
6h 59m
1 stop
United Airlines Logo
9:00 am - 11:40 am
IAD
-
JAC
4h 40mnonstop
$294United Airlines
Fri, Mar 27 - Fri, Apr 3
American Airlines Logo
1:08 pm - 10:53 pm
JAC
-
IAD
7h 45m
1 stop
American Airlines Logo
6:00 am - 2:26 pm
IAD
-
JAC
10h 26m
1 stop
$304American Airlines
Thu, Apr 16 - Sat, May 9
United Airlines Logo
2:35 pm - 11:34 pm
JAC
-
IAD
6h 59m
1 stop
United Airlines Logo
2:37 pm - 8:58 pm
IAD
-
JAC
8h 21m
1 stop
$379United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$112
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 3% lower on average.
Flight from Spokane to Washington Dulles Airport

FAQs for booking Idaho to Washington Dulles Airport flights

  • How does KAYAK find such low prices on flights from Idaho to Washington Dulles 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 Washington Dulles Airport.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles 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 Washington Dulles 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 Washington Dulles 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 Washington Dulles 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 Washington Dulles Airport 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 Dulles Intl?

Book flights to Dulles Intl if you plan to visit one of these locations
Winchester
Linthicum Heights
Hanover
Springfield
Gaithersburg
Towson
Oxon Hill
Martinsburg
Owings Mills
Charles Town
Glen Burnie
Greenbelt
Ellicott City
Edgewood
Colonial Beach
Pikesville
Lutherville Timonium
Hunt Valley
Camp Springs
Westminster

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)