Cheap Flights from Boise to Washington D.C. from £141️ (BOI-WAS)

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Flights from Boise to Washington D.C.

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Latest Flight Deals from Boise to Washington D.C.

Book one-way or return flights from Boise to Washington D.C. from as little as £141. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Boise to Washington D.C.? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Boise to Washington D.C.. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Boise to Washington D.C.

View airlines operating flights from Boise to Washington D.C.. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Alaska Airlines

From £121

Spirit Airlines

From £137

United Airlines

From £141

Delta Air Lines

From £165

Allegiant Air

From £183

Sun Country Airlines

From £186

American Airlines

From £187

ANA airlines

Find more flights and airlines

Alternative Routes from Boise to Washington D.C.

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Boise to Washington D.C..

Cheapest
BOI
08:00
11h 59m
2 transfer
DCA
21:59
Boise Airport - Ronald Reagan Washington National Airport
Wed, Jun 5Alaska Airlines
£121
BOI
20:40
9h 0m
1 transfer
IAD
07:40
Boise Airport - Dulles International Airport
Tue, May 21Alaska Airlines
£150
BOI
20:40
9h 0m
1 transfer
IAD
07:40
Boise Airport - Dulles International Airport
Tue, May 21Alaska Airlines
£150
Find More Flights

How do I find the cheapest flights?

When are flight tickets from Boise (BOI) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Boise to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Boise (BOI) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around £506.
How many airports in Washington D.C. (WAS)?
There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from Boise to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boise to Washington D.C.. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com