IAD

$132 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 4/29. 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

Sat, Sep 19 - Tue, Sep 22
Delta Logo
1:15 pm - 11:51 pm
BOI
-
IAD
8h 36m
1 stop
Delta Logo
7:10 am - 2:22 pm
IAD
-
BOI
9h 12m
1 stop
$263Delta
Wed, Apr 29 - Sat, May 2
Delta Logo
1:52 pm - 11:55 pm
BOI
-
IAD
8h 03m
1 stop
Delta Logo
7:06 am - 5:21 pm
IAD
-
BOI
12h 15m
2 stops
$268Delta
Wed, Apr 29 - Sat, May 2
Delta Logo
8:30 am - 8:52 pm
BOI
-
IAD
10h 22m
2 stops
Delta Logo
6:00 am - 5:21 pm
IAD
-
BOI
13h 21m
2 stops
$273Delta
Tue, May 5 - Tue, May 12
Southwest Logo
6:00 am - 11:40 pm
BOI
-
IAD
15h 40m
2 stops
Southwest Logo
4:30 pm - 12:25 am
IAD
-
BOI
9h 55m
2 stops
$279Southwest
Sat, Sep 19 - Tue, Sep 22
American Airlines Logo
12:10 pm - 10:47 pm
BOI
-
IAD
8h 37m
1 stop
American Airlines Logo
6:24 am - 2:02 pm
IAD
-
BOI
9h 38m
1 stop
$280American Airlines
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
5:11 pm - 8:38 am
BOI
-
IAD
13h 27m
2 stops
American Airlines Logo
2:46 pm - 10:17 pm
IAD
-
BOI
9h 31m
1 stop
$286American Airlines
Wed, Jul 8 - Mon, Jul 13
United Airlines Logo
1:41 pm - 12:45 am
GEG
-
IAD
8h 04m
1 stop
United Airlines Logo
5:55 pm - 11:51 pm
IAD
-
GEG
8h 56m
1 stop
$292United Airlines
Wed, May 27 - Sun, May 31
Alaska Airlines Logo
8:38 pm - 7:34 am
GEG
-
IAD
7h 56m
1 stop
Alaska Airlines Logo
6:00 am - 1:04 pm
IAD
-
GEG
10h 04m
1 stop
$305Alaska Airlines
Tue, Jun 30 - Tue, Jul 7
United Airlines Logo
4:10 pm - 12:45 am
IDA
-
IAD
6h 35m
1 stop
United Airlines Logo
6:30 am - 1:25 pm
IAD
-
IDA
8h 55m
1 stop
$349United Airlines
Sat, May 23 - Sat, May 30
Alaska Airlines Logo
4:03 pm - 4:35 pm
IDA
-
IAD
22h 32m
2 stops
Alaska Airlines Logo
6:00 am - 3:26 pm
IAD
-
IDA
11h 26m
1 stop
$391Alaska Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$132
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Boise 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
Edgewood
Ellicott City
Colonial Beach
Pikesville
Camp Springs
Lutherville Timonium
Hunt Valley
Westminster

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)