Cheap Flights from Boise to Washington D.C.
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Cheap Flights from Boise to Washington D.C.
Cheap Flights from Boise to Washington D.C. starting at S$ 133
We've found these cheap flights for you. You can book one-way or return flight tickets.
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BOI 06:308h 8m1 stopsDCA 16:38Boise - Washington D.C. | Wed, May 7 | Alaska Airlines
IAD 06:307h 46m1 stopsBOI 12:16Washington D.C. - Boise | Tue, May 13 | Alaska AirlinesS$ 270 S$ 35925% OFF25% OFFS$ 359 S$ 270 -
BOI 06:378h 18m1 stopsDCA 16:55Boise - Washington D.C. | Wed, Apr 16 | Alaska Airlines
IAD 06:309h 17m1 stopsBOI 13:47Washington D.C. - Boise | Wed, Apr 23 | Alaska AirlinesS$ 290 S$ 35919% OFF19% OFFS$ 359 S$ 290
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BOI 20:008h 20m1 stopsIAD 06:20Boise - Washington D.C. | Fri, Apr 25 | Delta Air Lines
DCA 16:508h 57m1 stopsBOI 23:47Washington D.C. - Boise | Tue, Apr 29 | Delta Air LinesS$ 290 S$ 35919% OFF19% OFFS$ 359 S$ 290 -
BOI 19:158h 53m1 stopsIAD 06:08Boise - Washington D.C. | Sun, Apr 13 | Delta Air Lines
DCA 17:107h 38m1 stopsBOI 22:48Washington D.C. - Boise | Sat, Apr 19 | Delta Air LinesS$ 29219% OFFS$ 359 S$ 292
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BOI 20:008h 20m1 stopsIAD 06:20Boise - Washington D.C. | Mon, Apr 14 | Delta Air Lines
DCA 06:009h 25m1 stopsBOI 13:25Washington D.C. - Boise | Sun, Apr 20 | Delta Air LinesS$ 29219% OFFS$ 359 S$ 292
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BOI 15:306h 28m1 stopsDCA 23:58Boise - Washington D.C. | Thu, Apr 24 | Delta Air Lines
IAD 07:2510h 35m1 stopsBOI 16:00Washington D.C. - Boise | Tue, Apr 29 | Delta Air LinesS$ 29318% OFFS$ 359 S$ 293
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BOI 23:307h 36m1 stopsDCA 09:06Boise - Washington D.C. | Thu, Apr 10 | Delta Air Lines
DCA 16:508h 57m1 stopsBOI 23:47Washington D.C. - Boise | Wed, Apr 16 | Delta Air LinesS$ 29318% OFFS$ 359 S$ 293
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BOI 13:456h 49m1 stopsDCA 22:34Boise - Washington D.C. | Wed, Apr 2 | Delta Air Lines
IAD 06:099h 56m1 stopsBOI 14:05Washington D.C. - Boise | Wed, Apr 9 | Delta Air LinesS$ 29318% OFFS$ 359 S$ 293
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BOI 20:008h 21m1 stopsIAD 06:21Boise - Washington D.C. | Mon, Apr 28 | Delta Air Lines
DCA 16:508h 56m1 stopsBOI 23:46Washington D.C. - Boise | Wed, Apr 30 | Delta Air LinesS$ 29717% OFFS$ 359 S$ 297
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BOI 15:006h 51m1 stopsDCA 23:51Boise - Washington D.C. | Fri, Apr 11 | Delta Air Lines
DCA 16:508h 56m1 stopsBOI 23:46Washington D.C. - Boise | Sat, Apr 19 | Delta Air LinesS$ 29817% OFFS$ 359 S$ 298
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BOI 13:0017h 25m1 stopsWAS Invalid DateBoise - Washington D.C. | Fri, Apr 4 | Normal Airline
WAS 15:006hNonstopBOI 16:00Washington D.C. - Boise | Sun, Apr 6 | Normal AirlineFind More FlightsFind More Flights
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BOI 06:308h 8m1 stopsDCA 16:38Boise - Washington D.C. | Wed, May 7 | Alaska AirlinesS$ 133 S$ 22741% OFF41% OFFS$ 227 S$ 133
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BOI 18:409h1 stopsIAD 05:40Boise - Washington D.C. | Thu, Apr 10 | Alaska AirlinesS$ 146 S$ 22735% OFF35% OFFS$ 227 S$ 146
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BOI 14:417h 17m1 stopsIAD 23:58Boise - Washington D.C. | Tue, Apr 22 | Alaska AirlinesS$ 149 S$ 22734% OFF34% OFFS$ 227 S$ 149
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BOI 13:008h 58m1 stopsIAD 23:58Boise - Washington D.C. | Tue, Apr 29 | Hawaiian AirlinesS$ 14934% OFFS$ 227 S$ 149 -
BOI 05:457h 44m1 stopsDCA 15:29Boise - Washington D.C. | Sun, Apr 13 | Delta Air LinesS$ 15133% OFFS$ 227 S$ 151
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BOI 20:008h 20m1 stopsIAD 06:20Boise - Washington D.C. | Mon, Apr 28 | Delta Air LinesS$ 15133% OFFS$ 227 S$ 151
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BOI 23:307h 36m1 stopsDCA 09:06Boise - Washington D.C. | Thu, Apr 10 | Delta Air LinesS$ 15233% OFFS$ 227 S$ 152
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BOI 14:417h 42m1 stopsIAD 00:23Boise - Washington D.C. | Thu, May 1 | Alaska AirlinesS$ 17921% OFFS$ 227 S$ 179
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BOI 20:598h 44m1 stopsIAD 07:43Boise - Washington D.C. | Mon, Apr 28 | Alaska AirlinesS$ 17921% OFFS$ 227 S$ 179
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BOI 15:006h 50m1 stopsDCA 23:50Boise - Washington D.C. | Wed, Apr 2 | Delta Air LinesS$ 18817% OFFS$ 227 S$ 188
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BOI 13:0017h 25m1 stopsWAS Invalid DateBoise - Washington D.C. | Fri, Apr 4 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Frequently Asked Questions
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When to buy 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 is a flight from Boise (BOI) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around S$ 692. -
What time does the latest flight from Boise to Washington D.C. depart?
The latest flight departs from Boise (BOI) at 19:05 and arrives in Washington D.C. (IAD) at 07:08. -
How many airports in Washington D.C.?
There are 2 airports near Washington D.C.: 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.
Choose your dates flexibly and get the best deals on flights from Boise to Washington D.C..
Tap 'Date' on the flight search bar to browse the calendar for Boise to Washington D.C. airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Wed, May 7, with one-way flights starting at S$ 133.
Compare cheap flight deals from hundreds of airlines for Boise to Washington D.C. flights.
Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Boise to Washington D.C.. The cheapest flight at the moment is with Alaska Airlines.
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Book early or wait for last-minute deals.
It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.
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Find cheapest flight ticket from Boise to Washington D.C.
| Cheapest one-way flight price | S$ 132 |
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| Cheapest return ticket price | S$ 535 |
| Off-season for travel | April |
| Peak season for travel | January |
| Flight distance | 3,287.59km |
| Popular airline | Alaska Airlines |
Plan Your Trip Around Washington D.C.
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