What are the cheapest airlines to fly from Boise to District of Columbia one-way?

$150 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $151 and $206, respectively.

What are the most popular airlines that fly from Boise to District of Columbia?

When booking a flight from Boise to District of Columbia, you may want to consider flying on Alaska Airlines, Delta or United Airlines as they are the most popular for this route.

How far in advance should I book a flight from Boise to District of Columbia?

Travelers have found it’s best to book a flight 38 days in advance to save up to 169% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 38 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boise to District of Columbia 1-2 weeks in advance for as low as $506, or $1,051 for flights within the next 24 hours.

What is the cheapest month to fly from Boise to District of Columbia?

February is one of the best times of the year to fly to District of Columbia from Boise. Prices for February average $469 per person but you can even find prices for as low as $300. The most expensive prices can be found in the month of March. Opting for a February flight can save you 23% on your journey compared to booking in March

What airport do you fly from for flights from Boise to District of Columbia?

Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly out of when you book flights from Boise to District of Columbia.

Can I find deals for flights from Boise to District of Columbia that include hotel bookings?

Yes. In addition to deals on Boise to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Boise to District of Columbia?

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

Can I find deals for business class flights from Boise to District of Columbia?

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

$150+ Flights from Boise to District of Columbia

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Cheap flight deals from Boise to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$275 (Alaska Airlines)
One-way from	$150 (Alaska Airlines)
Popular in	March
Cheapest in	February
Average price	$374

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.

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From Boise Air Term. Gowen Fld to District of Columbia

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One-way flight from Boise Air Term. Gowen Fld to District of Columbia

Search Deals

High demand for flights, 7% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Boise to District of Columbia

Cheapest flights from Boise to District of Columbia
Explore the most affordable flight options available from Boise to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.

mer. 5/75:40 pmBOI - IAD

2 stops12h 03mAlaska Airlines

mar. 5/136:30 amIAD - BOI

1 stop9h 17mAlaska Airlines

Deal found 4/15

$275

mar. 5/207:06 pmBOI - IAD

1 stop10h 30mHawaiian Airlines

dim. 5/256:30 amIAD - BOI

1 stop10h 36mHawaiian Airlines

Deal found 4/15

$300

mar. 5/135:00 amBOI - IAD

1 stop6h 25mUnited Airlines

mar. 5/206:00 amIAD - BOI

1 stop8h 39mUnited Airlines

Deal found 4/15

$301

jeu. 7/33:35 pmBOI - DCA

1 stop7h 16mAmerican Airlines

mar. 7/85:00 amDCA - BOI

1 stop7h 54mAmerican Airlines

Deal found 4/14

$301

jeu. 5/2912:36 pmBOI - DCA

1 stop7h 23mFrontier

jeu. 6/57:00 amDCA - BOI

1 stop6h 47mFrontier

Deal found 4/14

$303

mar. 5/131:18 pmBOI - IAD

1 stop8h 17mDelta

mar. 5/206:00 amIAD - BOI

2 stops9h 46mDelta

Deal found 4/15

$306

mar. 5/135:45 amBOI - DCA

1 stop8h 04mDelta

mar. 5/206:00 amDCA - BOI

2 stops7h 54mDelta

Deal found 4/14

$306

jeu. 7/311:46 amBOI - IAD

1 stop8h 53mAmerican Airlines

mar. 7/86:27 amIAD - BOI

2 stops12h 20mAmerican Airlines

Deal found 4/15

$335

mar. 5/139:18 amBOI - DCA

1 stop10h 41mAlaska Airlines

mar. 5/209:59 amDCA - BOI

1 stop14h 51mAlaska Airlines

Deal found 4/14

$348

jeu. 7/32:50 pmBOI - DCA

1 stop6h 10mSouthwest

mar. 7/83:55 pmDCA - BOI

2 stops9h 45mSouthwest

Deal found 4/15

$356

mer. 5/216:35 amBOI - IAD

2 stops9h 20mSouthwest

dim. 5/255:05 pmIAD - BOI

1 stop9h 00mSouthwest

Deal found 4/15

$408

mer. 11/198:40 amBOI - DCA

1 stop6h 12mUnited Airlines

dim. 11/232:00 pmDCA - BOI

2 stops11h 05mUnited Airlines

Deal found 4/14

$426

Best flights from Boise to District of Columbia
Discover carefully curated flight deals from Boise to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated avril 15, 2025.

mer. 5/75:40 pmBOI - IAD

2 stops12h 03mAlaska Airlines

mar. 5/136:30 amIAD - BOI

1 stop9h 17mAlaska Airlines

Deal found 4/15

$275

mar. 5/207:06 pmBOI - IAD

1 stop10h 30mHawaiian Airlines

dim. 5/256:30 amIAD - BOI

1 stop10h 36mHawaiian Airlines

Deal found 4/15

$300

mar. 5/135:00 amBOI - IAD

1 stop6h 25mUnited Airlines

mar. 5/206:00 amIAD - BOI

1 stop8h 39mUnited Airlines

Deal found 4/15

$301

jeu. 7/311:46 amBOI - DCA

1 stop7h 13mAmerican Airlines

mar. 7/85:00 amDCA - BOI

1 stop7h 54mAmerican Airlines

Deal found 4/15

$301

jeu. 5/2912:36 pmBOI - DCA

1 stop7h 23mFrontier

jeu. 6/57:00 amDCA - BOI

1 stop6h 47mFrontier

Deal found 4/14

$303

mar. 5/131:18 pmBOI - IAD

1 stop8h 17mDelta

mar. 5/206:00 amIAD - BOI

2 stops9h 46mDelta

Deal found 4/15

$306

jeu. 7/32:50 pmBOI - DCA

1 stop6h 10mSouthwest

mar. 7/83:55 pmDCA - BOI

2 stops9h 45mSouthwest

Deal found 4/15

$356

jeu. 5/158:55 amBOI - DCA

1 stop10h 10mMultiple Airlines

mar. 5/207:00 amDCA - BOI

1 stop8h 37mMultiple Airlines

Deal found 4/14

$437

mar. 5/135:45 amBOI - DCA

1 stop8h 04mDelta

mar. 5/206:00 amDCA - BOI

2 stops7h 54mDelta

Deal found 4/14

$306

jeu. 7/311:46 amBOI - IAD

1 stop8h 53mAmerican Airlines

mar. 7/86:27 amIAD - BOI

2 stops12h 20mAmerican Airlines

Deal found 4/15

$335

mar. 5/139:18 amBOI - DCA

1 stop10h 41mAlaska Airlines

mar. 5/209:59 amDCA - BOI

1 stop14h 51mAlaska Airlines

Deal found 4/14

$348

mer. 5/216:35 amBOI - IAD

2 stops9h 20mSouthwest

dim. 5/255:05 pmIAD - BOI

1 stop9h 00mSouthwest

Deal found 4/15

$408

Last-minute flights from Boise to District of Columbia
Discover last-minute flight deals from Boise to District of Columbia. Data last updated avril 15, 2025 and is based on user searches.

mar. 4/226:37 amBOI - DCA

1 stop7h 13mAmerican Airlines

mer. 4/235:00 amDCA - BOI

2 stops9h 33mAmerican Airlines

Deal found 4/13

$634

mar. 4/2211:45 amBOI - DCA

2 stops9h 25mSouthwest

mer. 4/234:25 pmDCA - BOI

2 stops9h 30mSouthwest

Deal found 4/13

$639

mer. 4/235:40 pmBOI - IAD

2 stops28h 43mAlaska Airlines

mer. 4/306:30 amIAD - BOI

1 stop9h 17mAlaska Airlines

Deal found 4/15

$422

mer. 4/239:18 amBOI - DCA

1 stop10h 41mAlaska Airlines

sam. 4/268:00 amDCA - BOI

1 stop7h 47mAlaska Airlines

Deal found 4/14

$516

mer. 4/238:05 amBOI - DCA

1 stop10h 53mHawaiian Airlines

mar. 5/68:00 amDCA - BOI

1 stop10h 55mHawaiian Airlines

Deal found 4/14

$598

jeu. 4/247:45 amBOI - DCA

2 stops12h 14mMultiple Airlines

sam. 4/268:00 amDCA - BOI

1 stop10h 55mMultiple Airlines

Deal found 4/14

$712

jeu. 4/247:45 amBOI - IAD

1 stop8h 28mHawaiian Airlines

dim. 4/276:30 amIAD - BOI

1 stop9h 17mHawaiian Airlines

Deal found 4/15

$856

jeu. 4/247:30 amBOI - IAD

2 stops13h 37mDelta

dim. 4/276:00 amIAD - BOI

2 stops13h 03mDelta

Deal found 4/15

$867

dim. 5/45:18 pmBOI - IAD

2 stops13h 20mAmerican Airlines

mer. 5/76:17 amIAD - BOI

2 stops12h 23mAmerican Airlines

Deal found 4/15

$461

lun. 5/51:38 pmBOI - DCA

1 stop17h 38mAmerican Airlines

mer. 5/76:45 amDCA - BOI

1 stop8h 00mAmerican Airlines

Deal found 4/13

$366

mer. 5/75:40 pmBOI - IAD

2 stops12h 03mAlaska Airlines

mar. 5/136:30 amIAD - BOI

1 stop9h 17mAlaska Airlines

Deal found 4/15

$275

mar. 5/135:00 amBOI - IAD

1 stop6h 25mUnited Airlines

mar. 5/206:00 amIAD - BOI

1 stop8h 39mUnited Airlines

Deal found 4/15

$301

One-way flights from Boise to District of Columbia
Search for one-way flight options from Boise to District of Columbia. Find affordable one-way fares based on user searches. Data last updated avril 15, 2025.

ven. 7/188:46 pmBOI - IAD

1 stop8h 41mAlaska Airlines

Deal found 4/15

$150

jeu. 6/123:00 pmBOI - IAD

1 stop6h 19mDelta

Deal found 4/15

$151

jeu. 6/121:47 pmBOI - DCA

1 stop7h 54mDelta

Deal found 4/14

$151

ven. 7/187:15 pmBOI - DCA

2 stops13h 41mUnited Airlines

Deal found 4/15

$206

dim. 5/116:30 amBOI - DCA

2 stops13h 29mAlaska Airlines

Deal found 4/14

$222

lun. 6/235:00 amBOI - DCA

2 stops8h 15mSouthwest

Deal found 4/14

$246

mar. 4/2911:10 amBOI - DCA

1 stop8h 49mHawaiian Airlines

Deal found 4/14

$258

mar. 4/297:05 amBOI - DCA

2 stops9h 54mAmerican Airlines

Deal found 4/14

$264

ven. 7/187:15 pmBOI - IAD

2 stops20h 15mUnited Airlines

Deal found 4/15

$273

dim. 7/205:45 amBOI - IAD

2 stops16h 25mSouthwest

Deal found 4/15

$285

sam. 5/32:41 pmBOI - IAD

1 stop7h 17mHawaiian Airlines

Deal found 4/15

$300

sam. 5/37:05 amBOI - IAD

2 stops10h 36mAmerican Airlines

Deal found 4/15

$306

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

mer. 5/7

5:40 pm-7:43 am

2 stops12h 03m

Washington, D.C. Dulles Intl

mar. 5/13

6:30 am-1:47 pm

1 stop9h 17m

$275

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

mar. 5/20

7:06 pm-7:36 am

1 stop10h 30m

Washington, D.C. Dulles Intl

dim. 5/25

6:30 am-3:06 pm

1 stop10h 36m

$300

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

mar. 5/13

5:00 am-1:25 pm

1 stop6h 25m

Washington, D.C. Dulles Intl

mar. 5/20

6:00 am-12:39 pm

1 stop8h 39m

$301

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

jeu. 7/3

3:35 pm-12:51 am

1 stop7h 16m

Washington, D.C. Reagan-National

mar. 7/8

5:00 am-10:54 am

1 stop7h 54m

$301

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

jeu. 5/29

12:36 pm-9:59 pm

1 stop7h 23m

Washington, D.C. Reagan-National

jeu. 6/5

7:00 am-11:47 am

1 stop6h 47m

$303

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

mar. 5/13

1:18 pm-11:35 pm

1 stop8h 17m

Washington, D.C. Dulles Intl

mar. 5/20

6:00 am-1:46 pm

2 stops9h 46m

$306

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

mar. 5/13

5:45 am-3:49 pm

1 stop8h 04m

Washington, D.C. Reagan-National

mar. 5/20

6:00 am-11:54 am

2 stops7h 54m

$306

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

jeu. 7/3

11:46 am-10:39 pm

1 stop8h 53m

Washington, D.C. Dulles Intl

mar. 7/8

6:27 am-4:47 pm

2 stops12h 20m

$335

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

mar. 5/13

9:18 am-9:59 pm

1 stop10h 41m

Washington, D.C. Reagan-National

mar. 5/20

9:59 am-10:50 pm

1 stop14h 51m

$348

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

jeu. 7/3

2:50 pm-11:00 pm

1 stop6h 10m

Washington, D.C. Reagan-National

mar. 7/8

3:55 pm-11:40 pm

2 stops9h 45m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 26 results

Best time to book a flight from Boise to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Boise to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Boise to District of Columbia (average of $241). Flying from Boise to District of Columbia in March is currently the most expensive (average of $290). 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 DC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to District of Columbia as you normally would.

Rainfall in District of Columbia by month

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

If weather is an important factor for your trip to District of Columbia, 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).

Reviews of airlines servicing District of Columbia

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boise to District of Columbia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,871 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,279 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,918 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,375 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,658 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What airport do you fly from for flights from Boise to District of Columbia?
Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly out of when you book flights from Boise to District of Columbia.
What are the cheapest airlines to fly from Boise to District of Columbia one-way?
$150 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $151 and $206, respectively.
Can I find deals for flights from Boise to District of Columbia that include hotel bookings?
Yes. In addition to deals on Boise to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to District of Columbia.
Can I find deals for business class flights from Boise to District of Columbia?
Yes. Cheapflights offers flight deals from Boise to District of Columbia 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 District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Boise to District of Columbia (average of $241). Flying from Boise to District of Columbia in March is currently the most expensive (average of $290). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Boise to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$141	Average$523	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$300	Average$565	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$306	Average$490	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$316	Average$520	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$346	Average$481	FlexibilityNo cancel fee	On-time63%

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$150+ Cheap flights from Boise (BOI) to District of Columbia

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to District of Columbia with Cheapflights

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Cheap flight deals from Boise to District of Columbia

Keep the following information in mind while searching for Boise to District of Columbia flight deals. Data was last updated avril 15, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Boise to District of Columbia

Cheapest flights from Boise to District of ColumbiaExplore the most affordable flight options available from Boise to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.

Explore the most affordable flight options available from Boise to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to District of Columbia that are best for you.

Best time to book a flight from Boise to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Boise with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Boise to District of Columbia

What is the cheapest month to book a flight from Boise to District of Columbia?

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

Find hourly flight availability from Boise to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated avril 15, 2025.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

Reviews of airlines servicing District of Columbia

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boise to District of Columbia have to say. You can also see how each airline compares 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 District of Columbia. 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 District of Columbia?

What are the cheapest airlines to fly from Boise to District of Columbia one-way?

Can I find deals for flights from Boise to District of Columbia that include hotel bookings?

How can I find direct flights from Boise to District of Columbia?

Can I find deals for business class flights from Boise to District of Columbia?

What is the cheapest month to book a flight from Boise to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Boise to District of Columbia

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Cheapest flights from Boise to District of Columbia
Explore the most affordable flight options available from Boise to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.