IAD

$140 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 10/4. 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

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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

Tue, Oct 7 - Tue, Oct 21
Delta Logo
2:00 pm - 12:40 amBOI-IAD
8h 40m1 stop
Delta Logo
6:18 am - 2:02 pmIAD-BOI
9h 44m1 stop
$279Delta
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Wed, Oct 22 - Mon, Nov 3
United Airlines Logo
2:30 pm - 11:22 pmJAC-IAD
6h 52m1 stop
United Airlines Logo
2:25 pm - 8:37 pmIAD-JAC
8h 12m1 stop
$279United Airlines
Find Deal
Wed, Oct 29 - Fri, Oct 31
Alaska Airlines Logo
7:01 am - 5:13 pmBOI-IAD
8h 12m1 stop
Alaska Airlines Logo
7:43 am - 3:12 pmIAD-BOI
9h 29m1 stop
$292Alaska Airlines
Find Deal
Wed, Oct 1 - Mon, Oct 6
Alaska Airlines Logo
5:45 pm - 7:33 amBOI-IAD
11h 48m1 stop
Alaska Airlines Logo
5:42 pm - 11:34 amIAD-BOI
19h 52m1 stop
$299Alaska Airlines
Find Deal
Wed, Oct 29 - Fri, Oct 31
American Airlines Logo
1:35 pm - 10:51 pmBOI-IAD
7h 16m1 stop
American Airlines Logo
10:25 am - 7:53 pmIAD-BOI
11h 28m2 stops
$305American Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 3
American Airlines Logo
1:11 pm - 10:51 pmJAC-IAD
7h 40m1 stop
American Airlines Logo
6:04 am - 12:16 pmIAD-JAC
8h 12m1 stop
$309American Airlines
Find Deal
Mon, Sep 29 - Thu, Oct 2
Hawaiian Airlines Logo
8:46 pm - 7:33 amBOI-IAD
8h 47m1 stop
Hawaiian Airlines Logo
7:00 am - 3:54 pmIAD-BOI
10h 54m1 stop
$320Hawaiian Airlines
Find Deal
Thu, Dec 11 - Mon, Dec 15
Southwest Logo
12:40 pm - 10:10 pmGEG-IAD
6h 30m1 stop
Southwest Logo
5:45 pm - 10:25 pmIAD-GEG
7h 40m1 stop
$348Southwest
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Tue, Oct 7 - Tue, Oct 21
Southwest Logo
12:50 pm - 11:05 pmBOI-IAD
8h 15m1 stop
Southwest Logo
7:40 am - 6:45 pmIAD-BOI
13h 05m2 stops
$350Southwest
Find Deal
Fri, Nov 7 - Mon, Nov 10
Hawaiian Airlines Logo
7:01 am - 5:13 pmBOI-IAD
8h 12m1 stop
Hawaiian Airlines Logo
7:43 am - 4:17 pmIAD-BOI
10h 34m1 stop
$399Hawaiian Airlines
Find Deal
Useful Info

Good to know

Low seasonFebruary
Cheapest flight$140
Best time to beat the crowds with an average 2% drop in price.
Most popular time to fly with an average 10% increase in price.
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
Springfield
Hanover
Gaithersburg
Towson
Martinsburg
Oxon Hill
Owings Mills
Charles Town
Ellicott City
Greenbelt
Glen Burnie
Colonial Beach
Edgewood
Pikesville
Lutherville Timonium
Stevensville
Hyattsville
Hunt Valley

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

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