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

$116 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Hawaiian Airlines and United Airlines, with prices starting from $148 and $151, 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 22 days in advance to save up to 263% 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 22 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 $472 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 24% 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.

$116+ Save on 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	FlightHub 3 stars
Round-trip from	$299 (Delta)
One-way from	$116 (Delta)
Popular in	March
Cheapest in	February
Average price	$589

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

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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

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High demand for flights, 6% potential price rise

Search Deals

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

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Average for round-trip flights in March 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 March 25, 2025.

Thu 5/87:50 pmBOI - IAD

1 stop8h 02mDelta

Sun 5/117:30 amIAD - BOI

1 stop6h 24mDelta

Deal found 3/24

$299

Tue 6/1011:35 pmBOI - DCA

1 stop7h 35mDelta

Mon 6/164:40 pmDCA - BOI

1 stop9h 10mDelta

Deal found 3/24

$299

Sat 9/137:00 amBOI - IAD

1 stop10h 07mAlaska Airlines

Sat 9/205:00 pmIAD - BOI

1 stop8h 42mAlaska Airlines

Deal found 3/23

$300

Tue 7/295:00 amBOI - IAD

1 stop6h 26mUnited Airlines

Tue 8/58:45 amIAD - BOI

1 stop9h 55mUnited Airlines

Deal found 3/24

$301

Fri 4/111:23 pmBOI - IAD

1 stop7h 19mAmerican Airlines

Wed 4/162:12 pmIAD - BOI

2 stops9h 59mAmerican Airlines

Deal found 3/24

$312

Thu 5/11:23 pmBOI - DCA

1 stop7h 37mAmerican Airlines

Mon 5/55:00 pmDCA - BOI

1 stop8h 32mAmerican Airlines

Deal found 3/24

$327

Thu 5/12:41 pmBOI - DCA

2 stops28h 17mAlaska Airlines

Mon 5/55:10 pmDCA - BOI

1 stop8h 49mAlaska Airlines

Deal found 3/24

$370

Tue 7/297:30 amBOI - IAD

1 stop7h 20mSouthwest

Tue 8/52:25 pmIAD - BOI

2 stops10h 00mSouthwest

Deal found 3/24

$385

Sat 5/310:35 amBOI - DCA

2 stops8h 20mSouthwest

Mon 5/54:35 pmDCA - BOI

2 stops10h 15mSouthwest

Deal found 3/24

$403

Tue 4/86:30 amBOI - DCA

1 stop6h 31mUnited Airlines

Wed 4/97:00 amDCA - BOI

1 stop11h 21mUnited Airlines

Deal found 3/24

$417

Tue 7/298:18 amBOI - DCA

1 stop10h 41mHawaiian Airlines

Tue 8/55:02 pmDCA - BOI

1 stop9h 09mHawaiian Airlines

Deal found 3/24

$488

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 March 25, 2025.

Thu 5/87:50 pmBOI - IAD

1 stop8h 02mDelta

Sun 5/117:30 amIAD - BOI

1 stop6h 24mDelta

Deal found 3/24

$299

Sat 9/137:00 amBOI - IAD

1 stop10h 07mAlaska Airlines

Sat 9/205:00 pmIAD - BOI

1 stop8h 42mAlaska Airlines

Deal found 3/23

$300

Tue 7/295:00 amBOI - IAD

1 stop6h 26mUnited Airlines

Tue 8/58:45 amIAD - BOI

1 stop9h 55mUnited Airlines

Deal found 3/24

$301

Fri 4/111:23 pmBOI - IAD

1 stop7h 19mAmerican Airlines

Wed 4/162:12 pmIAD - BOI

2 stops9h 59mAmerican Airlines

Deal found 3/24

$312

Tue 7/297:30 amBOI - IAD

1 stop7h 20mSouthwest

Tue 8/52:25 pmIAD - BOI

2 stops10h 00mSouthwest

Deal found 3/24

$385

Tue 7/298:18 amBOI - DCA

1 stop10h 41mHawaiian Airlines

Tue 8/55:02 pmDCA - BOI

1 stop9h 09mHawaiian Airlines

Deal found 3/24

$488

Tue 6/1011:35 pmBOI - DCA

1 stop7h 35mDelta

Tue 6/175:40 pmDCA - BOI

1 stop8h 34mDelta

Deal found 3/24

$299

Thu 5/11:23 pmBOI - DCA

1 stop7h 37mAmerican Airlines

Mon 5/55:00 pmDCA - BOI

1 stop8h 32mAmerican Airlines

Deal found 3/24

$327

Thu 5/12:41 pmBOI - DCA

2 stops28h 17mAlaska Airlines

Mon 5/55:10 pmDCA - BOI

1 stop8h 49mAlaska Airlines

Deal found 3/24

$370

Sat 5/310:35 amBOI - DCA

2 stops8h 20mSouthwest

Mon 5/54:35 pmDCA - BOI

2 stops10h 15mSouthwest

Deal found 3/24

$403

Tue 4/86:30 amBOI - DCA

1 stop6h 31mUnited Airlines

Wed 4/97:00 amDCA - BOI

1 stop11h 21mUnited Airlines

Deal found 3/24

$417

Last-minute flights from Boise to District of Columbia
Discover last-minute flight deals from Boise to District of Columbia. Data last updated March 25, 2025 and is based on user searches.

Wed 3/261:36 pmBOI - DCA

1 stop7h 23mAmerican Airlines

Wed 4/22:59 pmDCA - BOI

1 stop8h 56mAmerican Airlines

Deal found 3/24

$708

Mon 3/316:59 pmBOI - IAD

1 stop8h 41mAlaska Airlines

Fri 4/47:00 amIAD - BOI

2 stops13h 14mAlaska Airlines

Deal found 3/24

$859

Mon 3/315:25 pmBOI - IAD

1 stop9h 57mUnited Airlines

Fri 4/48:30 amIAD - BOI

1 stop9h 51mUnited Airlines

Deal found 3/24

$873

Mon 3/311:36 pmBOI - DCA

1 stop9h 14mAmerican Airlines

Fri 4/45:00 amDCA - BOI

1 stop9h 33mAmerican Airlines

Deal found 3/24

$875

Mon 3/315:30 amBOI - DCA

1 stop6h 24mDelta

Fri 4/45:41 pmDCA - BOI

2 stops8h 24mDelta

Deal found 3/24

$884

Thu 4/31:05 pmBOI - IAD

1 stop8h 45mDelta

Thu 4/107:35 amIAD - BOI

1 stop7h 09mDelta

Deal found 3/24

$1,075

Sun 4/66:00 amBOI - IAD

2 stops16h 55mSouthwest

Sat 4/125:05 amIAD - BOI

1 stop6h 45mSouthwest

Deal found 3/24

$862

Sun 4/610:50 amBOI - DCA

2 stops9h 45mSouthwest

Sat 4/1211:05 amDCA - BOI

2 stops11h 45mSouthwest

Deal found 3/24

$914

Mon 4/71:05 pmBOI - IAD

1 stop8h 45mDelta

Tue 4/156:52 pmIAD - BOI

1 stop7h 11mDelta

Deal found 3/24

$307

Mon 4/77:00 pmBOI - IAD

1 stop8h 15mUnited Airlines

Thu 4/106:30 amIAD - BOI

1 stop11h 51mUnited Airlines

Deal found 3/24

$417

Tue 4/83:00 pmBOI - DCA

1 stop6h 51mDelta

Tue 4/155:10 pmDCA - BOI

1 stop8h 59mDelta

Deal found 3/24

$307

Tue 4/86:30 amBOI - DCA

1 stop6h 31mUnited Airlines

Wed 4/97:00 amDCA - BOI

1 stop11h 21mUnited Airlines

Deal found 3/24

$417

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 March 25, 2025.

Fri 4/253:30 pmBOI - IAD

1 stop6h 10mDelta

Deal found 3/24

$116

Fri 4/253:30 pmBOI - DCA

1 stop6h 28mDelta

Deal found 3/24

$116

Thu 4/176:40 pmBOI - IAD

1 stop9h 00mHawaiian Airlines

Deal found 3/24

$148

Sat 5/177:10 pmBOI - IAD

1 stop10h 09mUnited Airlines

Deal found 3/23

$151

Sat 5/37:05 amBOI - DCA

1 stop7h 22mAmerican Airlines

Deal found 3/24

$151

Sat 5/35:18 pmBOI - IAD

2 stops13h 20mAmerican Airlines

Deal found 3/24

$156

Thu 6/1212:36 pmBOI - DCA

1 stop7h 23mFrontier

Deal found 3/25

$200

Sun 6/155:20 amBOI - DCA

2 stops8h 35mSouthwest

Deal found 3/24

$206

Wed 5/217:45 amBOI - IAD

2 stops21h 51mAlaska Airlines

Deal found 3/23

$212

Thu 6/126:00 amBOI - IAD

2 stops11h 05mSouthwest

Deal found 3/24

$245

Thu 6/127:12 amBOI - DCA

2 stops12h 47mAlaska Airlines

Deal found 3/24

$337

Sun 4/206:00 amBOI - DCA

1 stop9h 58mHawaiian Airlines

Deal found 3/24

$358

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

Thu 5/8

7:50 pm-5:52 am

1 stop8h 02m

Washington, D.C. Dulles Intl

Sun 5/11

7:30 am-11:54 am

1 stop6h 24m

$299

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 6/10

11:35 pm-9:10 am

1 stop7h 35m

Washington, D.C. Reagan-National

Tue 6/17

5:40 pm-12:14 am

1 stop8h 34m

$299

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Sat 9/13

7:00 am-7:07 pm

1 stop10h 07m

Washington, D.C. Dulles Intl

Sat 9/20

5:00 pm-11:42 pm

1 stop8h 42m

$300

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 7/29

5:00 am-1:26 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

Tue 8/5

8:45 am-4:40 pm

1 stop9h 55m

$301

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Fri 4/11

1:23 pm-10:42 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Wed 4/16

2:12 pm-10:11 pm

2 stops9h 59m

$312

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 5/1

1:23 pm-11:00 pm

1 stop7h 37m

Washington, D.C. Reagan-National

Mon 5/5

5:00 pm-11:32 pm

1 stop8h 32m

$327

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Thu 5/1

2:41 pm-8:58 pm

2 stops28h 17m

Washington, D.C. Reagan-National

Mon 5/5

5:10 pm-11:59 pm

1 stop8h 49m

$370

BoiseWashington, D.C.

BOI - IAD

BOIIAD

Boise Air Term. Gowen Fld

Tue 7/29

7:30 am-4:50 pm

1 stop7h 20m

Washington, D.C. Dulles Intl

Tue 8/5

2:25 pm-10:25 pm

2 stops10h 00m

$385

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Sat 5/3

10:35 am-8:55 pm

2 stops8h 20m

Washington, D.C. Reagan-National

Mon 5/5

4:35 pm-12:50 am

2 stops10h 15m

$403

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Tue 4/8

6:30 am-3:01 pm

1 stop6h 31m

Washington, D.C. Reagan-National

Wed 4/9

7:00 am-4:21 pm

1 stop11h 21m

$417

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 24 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 $309). Flying from Boise to District of Columbia in June is currently the most expensive (average of $387). 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

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,785 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,330 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,785 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?
$116 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Hawaiian Airlines and United Airlines, with prices starting from $148 and $151, 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 $309). Flying from Boise to District of Columbia in June is currently the most expensive (average of $387). 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 6 airlines flying from Boise to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$141	Average$292	FlexibilityNo cancel fee	On-time65%
Alaska Airlines	Cheapest$192	Average$568	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$305	Average$616	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$306	Average$499	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$316	Average$533	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$321	Average$450	FlexibilityNo cancel fee	On-time63%

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$116+ 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 4/25. 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 March 25, 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 March 25, 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 March 25, 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 March 25, 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 6 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 March 25, 2025.