Are direct flights from Boise to Washington, D.C. always the best option?

Direct flights offer convenience by saving time and avoiding layovers, but they are not always the most economical choice. Flights with one or more connections can sometimes be significantly cheaper. Consider your priorities for cost versus travel time.

Can flexible travel dates help on Boise to Washington, D.C. flights?

Absolutely, being flexible with your travel dates can be a key factor in finding more affordable flights. Prices often vary significantly between different days of the week or even within the same week. Weekday travel, for example, may sometimes be less expensive than weekend travel.

What extra costs should I check before booking Boise to Washington, D.C. flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From Boise

To Washington, D.C.

Cheap Flights from Boise to Washington, D.C.

Browse current best options from Boise. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Boise

RatePunk searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Prices updated 7 days ago

483 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Boise to Washington, D.C.

Explore current cheapest deals departing from Boise to Washington, D.C.

2027-02-04 – 2027-02-17
BOI - Washington, D.C.
82% AI deal score
$319
$225
Round trip
2027-02-01 – 2027-02-17
BOI - Washington, D.C.
81% AI deal score
$316
$226
Round trip
2027-02-01 – 2027-02-17
BOI - Washington, D.C.
80% AI deal score
$301
$226
Round trip
2027-02-04 – 2027-02-06
BOI - Washington, D.C.
81% AI deal score
$341
$239
Round trip
2027-02-01 – 2027-02-06
BOI - Washington, D.C.
82% AI deal score
$342
$239
Round trip
2027-02-01 – 2027-02-06
BOI - Washington, D.C.
81% AI deal score
$327
$239
Round trip
2027-02-04 – 2027-02-07
BOI - Washington, D.C.
80% AI deal score
$342
$249
Round trip
2027-02-01 – 2027-02-07
BOI - Washington, D.C.
80% AI deal score
$339
$250
Round trip
2027-02-01 – 2027-02-07
BOI - Washington, D.C.
79% AI deal score
$324
$250
Round trip
2026-12-31 – 2027-01-06
BOI - Washington, D.C.
75% AI deal score
$372
$337
Round trip

Boise to Washington, D.C.: Overview

Insights for flights from Boise to Washington, D.C.

Fares for cheap flights from Boise to Washington, D.C. typically range from $430–$816, with a median price of $589. Right now, current fares are near the typical level for this route. It's worth noting that 0% of recent fares were classified as a good price, indicating that finding exceptional deals can be challenging.

When is the cheapest time to fly from Boise to Washington, D.C.? The data shows that January is typically the most affordable month, with a median fare of $311. February also offers lower prices, with a median of $325. Another relatively inexpensive option is July, where the median fare is $440.

A typical journey from Boise to Washington, D.C. takes about 22h 35m, including connections. This duration reflects that most itineraries connect at least once, as 0% of recent fares were for non-stop flights. When connecting, the median number of stopovers is 2, which contributes to the overall travel time.

The route from Boise to Washington, D.C. covers a distance of 3251 kilometers. This classifies it as a medium-haul journey, meaning you can expect a substantial travel time that often involves multiple flight segments.

How much is a round trip from Boise to Washington, D.C.

Regular price: $276 - $621

Prices for flights from Boise to Washington, D.C. are currently within the regular range.

The regular price range for this route is 276 USD to 621 USD. The current lowest deal is 340 USD with Alaska Airlines, Inc. for travel from Nov 11 to Nov 19.

now $340

Low $276

High $621

The cheapest time to fly from Boise to Washington, D.C.

The cheapest month to fly from Boise to Washington is January, with a median price of $311. The most expensive month to fly this route is August, with a median price of $736. Prices are generally lower from January to December.

January

Cheapest

Flights from $311

August

Most Expensive

Flights from $736

Jan

Feb

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boise to Washington, D.C.

Alaska Airlines, Inc.

Frontier Airlines

Last-minute flights going from Boise to Washington, D.C.

Fri, Oct 23

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Frontier Airlines

$482

One-way

Mon, Nov 2

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Alaska Airlines, Inc.

$393

$381

One-way

Tue, Nov 3

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Alaska Airlines, Inc.

$372

$381

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$321

$225

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$297

$225

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$267

$225

One-way

Biggest price drops on these dates for flights from Boise to Washington, D.C.

3 nights

Dec 11 - Dec 14

$346 → $340

4 nights

Nov 10 - Nov 14

$382 → $381

8 nights

Dec 21 - Dec 29

$334 → $365

1 night

Nov 14 - Nov 15

$364 → $396

Popular Airports to fly from Boise to Washington, D.C.

Boise - Washington, D.C. route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for Boise to Washington, D.C. are near the typical level of $589.

📅 Best time to fly

January offers the lowest median price.

Historically, January is the cheapest month to fly, with a median price of $311.

⏱️ Flight duration

Connecting flights average 22h 35m.

Flights from Boise to Washington, D.C. typically involve connecting, with a median duration of 22h 35m.

✈️ Airlines & availability

Connecting flights are dominant.

Direct flights are not available for this route; connecting flights are the only option.

🏆 Airline highlight

Alaska Airlines, Inc. has 89 direct deals.

Alaska Airlines, Inc. offers the most direct deals for this route, with 89 available.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from Boise to Washington, D.C. are historically rare.

Boise main airports to depart from

Boise (BOI)

Cheapest

Boise Airport (BOI) is a convenient option for flights to Washington, D.C., often offering the cheapest fares.

📍 ~6 km from Boise city center (reachable by car).

💸 Flights from ~$321

Washington, D.C. main airports to arrive at

Ronald Reagan Washington National (DCA)

Cheapest

Ronald Reagan Washington National is a convenient arrival airport for reaching Washington, D.C.

📍 ~6 km from Washington, D.C. (reachable by car)

💸 Flights from ~$240

Airports nearby Washington, D.C. used as alternative

Philadelphia International (PHL)

Cheapest

Philadelphia International is a major international hub with extensive networks, often resulting in lower fares.

📍 ~220 km from Washington, D.C. (reachable by car or train)

💸 Flights from ~$310

Business & First Class Flight Deals to Washington, D.C.

Discover luxury on the budget with premium cabin class on flights from Boise to Washington, D.C..

Elite

Best Elite deals to Washington, D.C.

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From BOI

Elite

Nov 05

Washington, D.C., United States

84% AI deal score

$1,663

$1,083

Save $580

From BOI

Elite

Dec 15

Washington, D.C., United States

76% AI deal score

$1,876

$1,618

Save $258

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Dec 15

Washington, D.C., United States

72% AI deal score

$1,647

$1,640

Save $7

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 16

Washington, D.C., United States

68% AI deal score

$1,574

$1,535

Save $39

From BOI

Elite

Dec 15

Washington, D.C., United States

66% AI deal score

$1,989

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 03

Washington, D.C., United States

65% AI deal score

$2,193

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 05

Washington, D.C., United States

50% AI deal score

$2,052

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 05

Washington, D.C., United States

48% AI deal score

$2,547

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Dec 01

Washington, D.C., United States

45% AI deal score

$1,941

From BOI

Elite

Dec 22

Washington, D.C., United States

45% AI deal score

$1,981

From BOI

Elite

Feb 19

Washington, D.C., United States

45% AI deal score

$2,314

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Feb 19

Washington, D.C., United States

45% AI deal score

$2,360

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Washington, D.C.

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across various airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking flights well in advance, often several months ahead, can sometimes lead to lower prices. However, last-minute deals can occasionally appear, so it's wise to monitor prices. There isn't a single 'best' time, as prices fluctuate.

Yes, comparing nearby airports at both your origin and destination can often provide more flight options and potentially lower fares. Even if it means a slightly longer ground transfer, the savings can be significant. Always check the total cost and travel time.

Related routes

More routes from Boise

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Flights to Washington, D.C. from other cities

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Boise to Washington, D.C.: Overview

Insights for flights from Boise to Washington, D.C.

How much is a round trip from Boise to Washington, D.C.

Regular price: $276 - $621

Prices for flights from Boise to Washington, D.C. are currently within the regular range.

The regular price range for this route is 276 USD to 621 USD. The current lowest deal is 340 USD with Alaska Airlines, Inc. for travel from Nov 11 to Nov 19.

now $340

Low $276

High $621

The cheapest time to fly from Boise to Washington, D.C.

January

Cheapest

Flights from $311

August

Most Expensive

Flights from $736

Jan

Feb

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Boise to Washington, D.C.

Alaska Airlines, Inc.

Frontier Airlines

Last-minute flights going from Boise to Washington, D.C.

Fri, Oct 23

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Frontier Airlines

$482

One-way

Mon, Nov 2

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Alaska Airlines, Inc.

$393

$381

One-way

Tue, Nov 3

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (IAD)

Alaska Airlines, Inc.

$372

$381

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$321

$225

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$297

$225

One-way

Mon, Nov 9

⌛ Last-Minute

BOI - Washington, D.C.

Boise (BOI) - Washington, D.C. (BWI)

Alaska Airlines, Inc.

$267

$225

One-way

Biggest price drops on these dates for flights from Boise to Washington, D.C.

3 nights

Dec 11 - Dec 14

$346 → $340

4 nights

Nov 10 - Nov 14

$382 → $381

8 nights

Dec 21 - Dec 29

$334 → $365

1 night

Nov 14 - Nov 15

$364 → $396

Popular Airports to fly from Boise to Washington, D.C.

Boise - Washington, D.C. route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares for Boise to Washington, D.C. are near the typical level of $589.

📅 Best time to fly

January offers the lowest median price.

Historically, January is the cheapest month to fly, with a median price of $311.

⏱️ Flight duration

Connecting flights average 22h 35m.

Flights from Boise to Washington, D.C. typically involve connecting, with a median duration of 22h 35m.

✈️ Airlines & availability

Connecting flights are dominant.

Direct flights are not available for this route; connecting flights are the only option.

🏆 Airline highlight

Alaska Airlines, Inc. has 89 direct deals.

Alaska Airlines, Inc. offers the most direct deals for this route, with 89 available.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from Boise to Washington, D.C. are historically rare.

Boise main airports to depart from

Boise (BOI)

Cheapest

Boise Airport (BOI) is a convenient option for flights to Washington, D.C., often offering the cheapest fares.

📍 ~6 km from Boise city center (reachable by car).

💸 Flights from ~$321

Washington, D.C. main airports to arrive at

Ronald Reagan Washington National (DCA)

Cheapest

Ronald Reagan Washington National is a convenient arrival airport for reaching Washington, D.C.

📍 ~6 km from Washington, D.C. (reachable by car)

💸 Flights from ~$240

Airports nearby Washington, D.C. used as alternative

Philadelphia International (PHL)

Cheapest

Philadelphia International is a major international hub with extensive networks, often resulting in lower fares.

📍 ~220 km from Washington, D.C. (reachable by car or train)

💸 Flights from ~$310

Business & First Class Flight Deals to Washington, D.C.

Discover luxury on the budget with premium cabin class on flights from Boise to Washington, D.C..

Elite

Best Elite deals to Washington, D.C.

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From BOI

Elite

Nov 05

Washington, D.C., United States

84% AI deal score

$1,663

$1,083

Save $580

From BOI

Elite

Dec 15

Washington, D.C., United States

76% AI deal score

$1,876

$1,618

Save $258

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Dec 15

Washington, D.C., United States

72% AI deal score

$1,647

$1,640

Save $7

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 16

Washington, D.C., United States

68% AI deal score

$1,574

$1,535

Save $39

From BOI

Elite

Dec 15

Washington, D.C., United States

66% AI deal score

$1,989

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 03

Washington, D.C., United States

65% AI deal score

$2,193

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 05

Washington, D.C., United States

50% AI deal score

$2,052

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Nov 05

Washington, D.C., United States

48% AI deal score

$2,547

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Dec 01

Washington, D.C., United States

45% AI deal score

$1,941

From BOI

Elite

Dec 22

Washington, D.C., United States

45% AI deal score

$1,981

From BOI

Elite

Feb 19

Washington, D.C., United States

45% AI deal score

$2,314

Alaska Airlines, Inc.

Business Class

From BOI

Elite

Feb 19

Washington, D.C., United States

45% AI deal score

$2,360

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Washington, D.C.

Cheap Flights from Boise to Washington, D.C.

Today’s best flight deals from Boise to Washington, D.C.

Boise to Washington, D.C.: Overview

Insights for flights from Boise to Washington, D.C.

How much is a round trip from Boise to Washington, D.C.

The cheapest time to fly from Boise to Washington, D.C.

Direct flights from Boise to Washington, D.C.

Last-minute flights going from Boise to Washington, D.C.

Biggest price drops on these dates for flights from Boise to Washington, D.C.

Popular Airports to fly from Boise to Washington, D.C.

Boise - Washington, D.C. route insights

Recent fares are near the typical level.

January offers the lowest median price.

Connecting flights average 22h 35m.

Connecting flights are dominant.

Alaska Airlines, Inc. has 89 direct deals.

Deals are rare for this route.

Boise main airports to depart from

Washington, D.C. main airports to arrive at

Airports nearby Washington, D.C. used as alternative

Business & First Class Flight Deals to Washington, D.C.

Best Elite deals to Washington, D.C.

Nov 05

Dec 15

Dec 15

Nov 16

Dec 15

Nov 03

Nov 05

Nov 05

Dec 01

Dec 22

Feb 19

Feb 19

Frequently Asked Questions About Flights to Washington, D.C.

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

When should I book flights from Boise to Washington, D.C.?

Should I compare nearby airports for flights from Boise to Washington, D.C.?

Are direct flights from Boise to Washington, D.C. always the best option?

Can flexible travel dates help on Boise to Washington, D.C. flights?

What extra costs should I check before booking Boise to Washington, D.C. flights?

Related routes

More routes from Boise

Flights to Washington, D.C. from other cities

Boise to Washington, D.C.: Overview

Insights for flights from Boise to Washington, D.C.

How much is a round trip from Boise to Washington, D.C.

The cheapest time to fly from Boise to Washington, D.C.

Direct flights from Boise to Washington, D.C.

Last-minute flights going from Boise to Washington, D.C.

Biggest price drops on these dates for flights from Boise to Washington, D.C.

Popular Airports to fly from Boise to Washington, D.C.

Boise - Washington, D.C. route insights

Recent fares are near the typical level.

January offers the lowest median price.

Connecting flights average 22h 35m.

Connecting flights are dominant.

Alaska Airlines, Inc. has 89 direct deals.

Deals are rare for this route.

Boise main airports to depart from

Washington, D.C. main airports to arrive at

Airports nearby Washington, D.C. used as alternative

Business & First Class Flight Deals to Washington, D.C.

Best Elite deals to Washington, D.C.

Nov 05

Dec 15

Dec 15

Nov 16

Dec 15

Nov 03

Nov 05

Nov 05

Dec 01

Dec 22

Feb 19

Feb 19

Frequently Asked Questions About Flights to Washington, D.C.

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

When should I book flights from Boise to Washington, D.C.?

Should I compare nearby airports for flights from Boise to Washington, D.C.?