How long is the flight from Boise to Washington, D.C.?

For as low as $287, Frontier can have you in Washington, D.C. from Boise in 10h 29m. The distance between Boise and Washington, D.C. is about 2019 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Boise to Washington, D.C. round-trip?

According to our current data, Alaska Airlines ($141), Delta ($224), and United Airlines ($278) offers the cheapest pricing from Boise to Washington, D.C.. You may be able to fly from Boise to Washington, D.C. for 69% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Boise to Washington, D.C. one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $104. Delta flights start at $125 while deals on United Airlines start at $150 one-way.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Boise to Washington, D.C.?

While some choose either Boise Air Term. Gowen Fld - Baltimore/Washington or Boise Air Term. Gowen Fld - Washington, D.C. Reagan-National, Boise Air Term. Gowen Fld - Washington, D.C. Dulles Intl is the most popular route from Boise to Washington, D.C..

What are the most popular airlines that fly from Boise to Washington, D.C.?

Consider Delta, United Airlines or American Airlines when booking your flight. These represent the most popular airlines when flying from Boise to Washington, D.C..

Most accurate provider : When it comes to deals on Boise-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Boise to Washington, D.C.?

Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Washington, D.C.. On average, Air Term. Gowen Fld has 0 outbound flights to Washington, D.C. per day from 5 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

Can I find deals for flights from Boise to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Boise to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boise to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Washington, D.C..

Can I find deals for business class flights from Boise to Washington, D.C.?

Yes. Cheapflights offers flight deals from Boise to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$72+ Flights from Boise to Washington, D.C.

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Cheap flight deals from Boise to Washington, D.C.

Cheapest flights from Boise to Washington, D.C.
Explore the most affordable flight options available from Boise to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Wed 12/316:55 pmBOI - BWI

1 stop8h 19mUnited Airlines

Thu 1/228:42 amBWI - BOI

1 stop9h 28mUnited Airlines

Deal found 12/11

$363

Fri 12/266:55 pmBOI - BWI

1 stop8h 19mUnited Airlines

Thu 1/16:15 amBWI - BOI

1 stop8h 24mUnited Airlines

Deal found 12/11

$428

Wed 12/311:35 pmBOI - DCA

1 stop8h 24mAmerican Airlines

Sun 1/47:00 amDCA - BOI

1 stop8h 05mAmerican Airlines

Deal found 12/10

$440

Wed 12/3112:20 pmBOI - DCA

1 stop9h 39mUnited Airlines

Thu 1/223:30 pmDCA - BOI

1 stop9h 27mUnited Airlines

Deal found 12/11

$449

Fri 12/266:15 amBOI - BWI

1 stop6h 44mUnited Airlines

Wed 12/314:05 pmBWI - BOI

1 stop7h 26mUnited Airlines

Deal found 12/11

$449

Wed 12/315:15 amBOI - DCA

2 stops8h 55mSouthwest

Thu 1/224:05 pmDCA - BOI

1 stop8h 25mSouthwest

Deal found 12/11

$457

Wed 12/313:45 pmBOI - BWI

2 stops11h 25mSouthwest

Thu 1/226:40 amBWI - BOI

2 stops10h 40mSouthwest

Deal found 12/11

$463

Thu 12/257:40 amBOI - DCA

1 stop6h 25mAmerican Airlines

Tue 12/303:25 pmDCA - BOI

1 stop9h 34mAmerican Airlines

Deal found 12/9

$505

Tue 12/305:00 amBOI - IAD

1 stop6h 05mSouthwest

Fri 1/25:00 amIAD - BOI

1 stop7h 00mSouthwest

Deal found 12/9

$514

Wed 12/3111:45 amBOI - IAD

1 stop8h 25mSouthwest

Sun 1/41:45 pmIAD - BOI

2 stops13h 40mSouthwest

Deal found 12/8

$517

Tue 12/305:00 amBOI - IAD

1 stop6h 05mSouthwest

Sat 1/36:35 amIAD - BOI

2 stops14h 10mSouthwest

Deal found 12/9

$519

Fri 12/265:00 amBOI - BWI

1 stop7h 59mUnited Airlines

Fri 1/26:15 amBWI - BOI

1 stop8h 24mUnited Airlines

Deal found 12/11

$521

Best flights from Boise to Washington, D.C.
Discover carefully curated flight deals from Boise to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Fri 2/612:07 pmBOI - DCA

1 stop22h 55mFrontier

Sun 2/86:00 pmDCA - BOI

1 stop19h 12mFrontier

Deal found 12/10

$172

Fri 2/612:07 pmBOI - DCA

1 stop7h 52mMultiple Airlines

Sun 2/85:01 pmDCA - BOI

2 stops17h 11mMultiple Airlines

Deal found 12/10

$282

Sat 3/710:41 amBOI - IAD

1 stop10h 29mDelta

Sat 3/147:00 amIAD - BOI

1 stop8h 06mDelta

Deal found 12/9

$287

Wed 1/285:55 pmBOI - IAD

1 stop20h 31mAlaska Airlines

Fri 1/306:04 pmIAD - BOI

1 stop18h 48mAlaska Airlines

Deal found 12/10

$287

Mon 1/121:30 pmBOI - BWI

1 stop6h 35mSouthwest

Wed 1/144:00 pmBWI - BOI

1 stop8h 30mSouthwest

Deal found 12/11

$346

Mon 1/1210:28 amBOI - BWI

2 stops8h 53mUnited Airlines

Wed 1/144:10 pmBWI - BOI

1 stop7h 42mUnited Airlines

Deal found 12/11

$351

Thu 1/81:55 pmBOI - IAD

1 stop24h 31mAlaska Airlines

Mon 1/126:04 pmIAD - BOI

1 stop23h 06mAlaska Airlines

Deal found 12/8

$287

Wed 3/410:41 amBOI - IAD

1 stop10h 29mDelta

Wed 3/117:00 amIAD - BOI

1 stop8h 06mDelta

Deal found 12/9

$287

Tue 1/275:55 pmBOI - IAD

1 stop20h 31mAlaska Airlines

Fri 1/306:04 pmIAD - BOI

1 stop18h 48mAlaska Airlines

Deal found 12/10

$287

Thu 1/295:40 amBOI - DCA

1 stop7h 40mDelta

Mon 2/24:44 pmDCA - BOI

1 stop9h 15mDelta

Deal found 12/11

$287

Fri 1/231:55 pmBOI - IAD

1 stop24h 31mAlaska Airlines

Fri 1/306:04 pmIAD - BOI

1 stop30h 57mAlaska Airlines

Deal found 12/8

$287

Wed 1/79:15 amBOI - IAD

2 stops12h 33mDelta

Wed 1/147:30 amIAD - BOI

1 stop10h 47mDelta

Deal found 12/10

$292

Wed 12/316:55 pmBOI - BWI

1 stop8h 19mUnited Airlines

Thu 1/228:42 amBWI - BOI

1 stop9h 28mUnited Airlines

Deal found 12/11

$363

Mon 1/55:40 pmBOI - BWI

1 stop9h 30mSouthwest

Thu 1/87:35 amBWI - BOI

1 stop9h 45mSouthwest

Deal found 12/9

$366

Wed 1/75:40 amBOI - DCA

1 stop7h 40mDelta

Wed 1/1411:55 amDCA - BOI

2 stops12h 03mDelta

Deal found 12/10

$292

Tue 6/93:00 pmBOI - BWI

1 stop7h 50mSouthwest

Tue 6/164:50 pmBWI - BOI

2 stops9h 40mSouthwest

Deal found 12/10

$382

Tue 1/275:40 amBOI - DCA

1 stop8h 21mAlaska Airlines

Thu 1/298:59 amDCA - BOI

2 stops17h 00mAlaska Airlines

Deal found 12/11

$329

Thu 1/291:30 pmBOI - BWI

1 stop6h 35mSouthwest

Mon 2/25:10 pmBWI - BOI

1 stop8h 00mSouthwest

Deal found 12/11

$385

Wed 1/76:23 amBOI - DCA

1 stop13h 36mAlaska Airlines

Sun 1/118:00 amDCA - BOI

1 stop30h 51mAlaska Airlines

Deal found 12/10

$336

Tue 2/31:40 pmBOI - DCA

1 stop7h 52mDelta

Fri 2/64:44 pmDCA - BOI

1 stop9h 15mDelta

Deal found 12/11

$344

Thu 1/89:02 amBOI - DCA

1 stop10h 57mAlaska Airlines

Mon 1/125:01 pmDCA - BOI

1 stop27h 21mAlaska Airlines

Deal found 12/9

$336

Wed 1/281:40 pmBOI - DCA

1 stop6h 53mDelta

Fri 1/304:44 pmDCA - BOI

1 stop9h 15mDelta

Deal found 12/10

$344

Tue 1/276:23 amBOI - IAD

1 stop8h 03mAlaska Airlines

Thu 1/296:04 pmIAD - BOI

1 stop30h 57mAlaska Airlines

Deal found 12/11

$343

Wed 1/79:15 amBOI - DCA

2 stops12h 08mDelta

Thu 1/87:35 amDCA - BOI

1 stop8h 27mDelta

Deal found 12/9

$347

Thu 1/295:20 amBOI - BWI

1 stop6h 37mDelta

Mon 2/23:00 pmBWI - BOI

2 stops10h 59mDelta

Deal found 12/11

$350

Tue 6/96:00 amBOI - BWI

1 stop7h 28mAlaska Airlines

Tue 6/164:30 pmBWI - BOI

1 stop9h 29mAlaska Airlines

Deal found 12/10

$376

Fri 1/91:00 pmBOI - BWI

1 stop8h 44mDelta

Thu 1/156:05 amBWI - BOI

2 stops12h 12mDelta

Deal found 12/9

$376

Sat 3/76:28 amBOI - BWI

1 stop9h 18mAlaska Airlines

Sat 3/146:46 pmBWI - BOI

1 stop22h 22mAlaska Airlines

Deal found 12/10

$379

Last-minute flights from Boise to Washington, D.C.
Discover last-minute flight deals from Boise to Washington, D.C.. Data last updated December 12, 2025 and is based on user searches.

Mon 1/56:00 pmBOI - BWI

1 stop9h 44mMultiple Airlines

Thu 1/88:07 pmBWI - BOI

2 stops17h 41mMultiple Airlines

Deal found 12/9

$286

Wed 1/79:15 amBOI - IAD

2 stops12h 33mDelta

Wed 1/147:30 amIAD - BOI

1 stop10h 47mDelta

Deal found 12/10

$292

Wed 1/75:40 amBOI - DCA

1 stop7h 40mDelta

Wed 1/1411:55 amDCA - BOI

2 stops12h 03mDelta

Deal found 12/10

$292

Wed 1/75:55 pmBOI - DCA

1 stop26h 04mAlaska Airlines

Wed 1/145:01 pmDCA - BOI

1 stop21h 50mAlaska Airlines

Deal found 12/10

$312

Wed 1/76:23 amBOI - DCA

1 stop13h 36mAlaska Airlines

Sun 1/118:00 amDCA - BOI

1 stop30h 51mAlaska Airlines

Deal found 12/10

$336

Wed 1/710:48 amBOI - DCA

1 stop9h 04mUnited Airlines

Thu 1/86:30 amDCA - BOI

1 stop8h 09mUnited Airlines

Deal found 12/9

$342

Thu 1/81:55 pmBOI - IAD

1 stop24h 31mAlaska Airlines

Mon 1/126:04 pmIAD - BOI

1 stop23h 06mAlaska Airlines

Deal found 12/8

$287

Fri 1/99:15 amBOI - BWI

2 stops12h 11mDelta

Thu 1/156:05 amBWI - BOI

2 stops12h 12mDelta

Deal found 12/9

$276

Mon 1/1212:07 pmBOI - DCA

1 stop22h 55mFrontier

Wed 1/146:00 pmDCA - BOI

1 stop21h 25mFrontier

Deal found 12/11

$151

Mon 1/1212:07 pmBOI - DCA

1 stop7h 52mMultiple Airlines

Wed 1/145:01 pmDCA - BOI

2 stops17h 11mMultiple Airlines

Deal found 12/11

$284

Tue 1/275:40 amBOI - DCA

1 stop8h 21mAlaska Airlines

Thu 1/298:59 amDCA - BOI

2 stops17h 00mAlaska Airlines

Deal found 12/11

$329

Thu 1/295:40 amBOI - DCA

1 stop7h 40mDelta

Mon 2/24:44 pmDCA - BOI

1 stop9h 15mDelta

Deal found 12/11

$287

One-way flights from Boise to Washington, D.C.
Search for one-way flight options from Boise to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Mon 1/1212:07 pmBOI - DCA

1 stop22h 55mFrontier

Deal found 12/11

$72

Sun 1/1112:07 pmBOI - DCA

1 stop26h 52mFrontier

Deal found 12/10

$78

Mon 1/1212:07 pmBOI - BWI

2 stops34h 24mFrontier

Deal found 12/11

$104

Sun 1/1112:07 pmBOI - IAD

2 stops25h 20mFrontier

Deal found 12/10

$128

Mon 1/1212:07 pmBOI - BWI

3 stops28h 56mMultiple Airlines

Deal found 12/11

$132

Sun 1/1112:07 pmBOI - BWI

2 stops44h 20mMultiple Airlines

Deal found 12/10

$136

Sat 1/101:58 pmBOI - BWI

1 stop7h 12mAmerican Airlines

Deal found 12/10

$154

Sat 1/246:23 amBOI - IAD

1 stop8h 03mHawaiian Airlines

Deal found 12/9

$155

Sat 1/247:05 amBOI - DCA

1 stop10h 55mHawaiian Airlines

Deal found 12/9

$155

Sat 1/2410:39 amBOI - BWI

2 stops11h 05mDelta

Deal found 12/9

$158

Sat 1/1010:25 amBOI - IAD

1 stop10h 45mDelta

Deal found 12/10

$161

Sat 1/101:58 pmBOI - DCA

1 stop6h 58mAmerican Airlines

Deal found 12/10

$161

Find flight deals from Boise to Washington, D.C.

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$151 (Kiwi.com)
One-way from	$72 (Kiwi.com)
Popular in	January
Cheapest in	August
Average price	$588

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flights.

Search Deals

From Boise Air Term. Gowen Fld to Washington, D.C. (WAS)

Search Deals

One-way flight from Boise Air Term. Gowen Fld to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 27% potential increase in price ($171 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease ($47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fri 2/6

12:07 pm-1:02 pm

1 stop22h 55m

Washington, D.C. Reagan-National

Sun 2/8

6:00 pm-11:12 am

1 stop19h 12m

$172

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Fri 2/6

12:07 pm-9:59 pm

1 stop7h 52m

Washington, D.C. Reagan-National

Sun 2/8

5:01 pm-8:12 am

2 stops17h 11m

$282

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 3/7

10:41 am-11:10 pm

1 stop10h 29m

Washington, D.C. Dulles Intl

Sat 3/14

7:00 am-1:06 pm

1 stop8h 06m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 1/28

5:55 pm-4:26 pm

1 stop20h 31m

Washington, D.C. Dulles Intl

Fri 1/30

6:04 pm-10:52 am

1 stop18h 48m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Thu 1/8

1:55 pm-4:26 pm

1 stop24h 31m

Washington, D.C. Dulles Intl

Mon 1/12

6:04 pm-3:10 pm

1 stop23h 06m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 3/4

10:41 am-11:10 pm

1 stop10h 29m

Washington, D.C. Dulles Intl

Wed 3/11

7:00 am-1:06 pm

1 stop8h 06m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 1/27

5:55 pm-4:26 pm

1 stop20h 31m

Washington, D.C. Dulles Intl

Fri 1/30

6:04 pm-10:52 am

1 stop18h 48m

$287

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 1/29

5:40 am-3:20 pm

1 stop7h 40m

Washington, D.C. Reagan-National

Mon 2/2

4:44 pm-11:59 pm

1 stop9h 15m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 1/23

1:55 pm-4:26 pm

1 stop24h 31m

Washington, D.C. Dulles Intl

Fri 1/30

6:04 pm-11:01 pm

1 stop30h 57m

$287

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Wed 1/7

9:15 am-11:48 pm

2 stops12h 33m

Washington, D.C. Dulles Intl

Wed 1/14

7:30 am-4:17 pm

1 stop10h 47m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 58 results

...

Compare providers for flights from Boise to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Washington, D.C. in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boise-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boise with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boise to Washington, D.C.

What is the cheapest month to book a flight from Boise to Washington, D.C.?

Currently, April is the cheapest month in which you can book a flight from Boise to Washington, D.C. (average of $141). Flying from Boise to Washington, D.C. in December is currently the most expensive (average of $363). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOI to WAS?

When flying from Boise to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 23% versus a flight in the morning.

What is the cheapest day to fly from Boise to Washington, D.C.?

Travelers seeking maximum savings on their Boise to Washington, D.C. flight should consider departing on Monday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Boise to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Alaska Airlines

8.0

Very good

11,432 reviews

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

Southwest

7.9

Good

4,253 reviews

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

Delta

7.9

Good

8,008 reviews

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

United Airlines

7.4

Good

9,095 reviews

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

American Airlines

7.2

Good

11,050 reviews

Alaska Airlines

8.0

Very good

11,432 reviews

Reviews

1 / 20

2.0

Mediocre

Art,Dec 2025

SAN - OGG

Related info for your journey

What airport do you fly from for flights from Boise to Washington, D.C.?
Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Washington, D.C.. On average, Air Term. Gowen Fld has 0 outbound flights to Washington, D.C. per day from 5 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.
How long is the flight from Boise to Washington, D.C.?
For as low as $287, Frontier can have you in Washington, D.C. from Boise in 10h 29m. The distance between Boise and Washington, D.C. is about 2019 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Boise to Washington, D.C. round-trip?
According to our current data, Alaska Airlines ($141), Delta ($224), and United Airlines ($278) offers the cheapest pricing from Boise to Washington, D.C.. You may be able to fly from Boise to Washington, D.C. for 69% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Boise to Washington, D.C. one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $104. Delta flights start at $125 while deals on United Airlines start at $150 one-way.
What are the most popular routes from Boise to Washington, D.C.?
While some choose either Boise Air Term. Gowen Fld - Baltimore/Washington or Boise Air Term. Gowen Fld - Washington, D.C. Reagan-National, Boise Air Term. Gowen Fld - Washington, D.C. Dulles Intl is the most popular route from Boise to Washington, D.C..
Can I find deals for flights from Boise to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Boise to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Washington, D.C..
Can I find deals for business class flights from Boise to Washington, D.C.?
Yes. Cheapflights offers flight deals from Boise to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Boise to Washington, D.C.?
Currently, April is the cheapest month in which you can book a flight from Boise to Washington, D.C. (average of $141). Flying from Boise to Washington, D.C. in December is currently the most expensive (average of $363). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from Boise to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$141	Average$356	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$249	Average$435	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$300	Average$481	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$300	Average$523	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$351	Average$476	FlexibilityNo cancel fee	On-time63%

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$72+ Cheap flights from Boise (BOI) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Boise to Washington, D.C.

Cheapest flights from Boise to Washington, D.C.Explore the most affordable flight options available from Boise to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Boise to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

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Compare providers for flights from Boise to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Washington, D.C. in December.

Best time to book a flight from Boise to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Boise with our price prediction graph.

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Everything you need to know about your flight from Boise to Washington, D.C.

What is the cheapest month to book a flight from Boise to Washington, D.C.?

What is the cheapest time of day to fly from BOI to WAS?

Find hourly flight availability from Boise to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

What is the cheapest day to fly from Boise to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Boise to Washington, D.C.. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Boise to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Boise to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Boise to Washington, D.C.?

How long is the flight from Boise to Washington, D.C.?

What are the cheapest airlines flying from Boise to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Boise to Washington, D.C. one-way?

What are the most popular routes from Boise to Washington, D.C.?

Can I find deals for flights from Boise to Washington, D.C. that include hotel bookings?

How can I find direct flights from Boise to Washington, D.C.?

Can I find deals for business class flights from Boise to Washington, D.C.?

What is the cheapest month to book a flight from Boise to Washington, D.C.?

Traveling to a place near Washington, D.C.?

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Top 5 airlines flying from Boise to Washington, D.C.

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Cheapest flights from Boise to Washington, D.C.
Explore the most affordable flight options available from Boise to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.