$147 Find Cheap Flights from Boise to Washington Dulles Airport - Compare and Save

In the last 5 days, the lowest price for a flight from Boise to Washington, D.C. Dulles Intl Airport was $147 for a one-way ticket and $293 for a round-trip.

Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

On your way to Washington Dulles Airport, you’ll fly out from Boise Air Term. Gowen Fld. You’ll be landing at Washington, D.C. Dulles Intl.

We unfortunately don’t have that data for this specific route.

oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Boise and Washington Dulles Airport, with oneworld being the most commonly used for this route.

The two airlines most popular with KAYAK users for flights from Boise to Washington, D.C. are Southwest and Alaska Airlines. With an average price for the route of $422 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $464 and an overall rating of 7.9.

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 Boise 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 Boise is likely to change within 7 days, so travelers know whether to wait or book now.

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 Boise with another airline. Booking your flights between Boise and IAD can sometimes prove cheaper using this method.

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 Boise up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.