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Cheap flights from Boise to Washington, D.C. from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Washington, D.C. departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boise to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:40 pm - 11:25 pm
BOI
-
BWI
6h 45m
1 stop
United Airlines Logo
8:31 am - 4:49 pm
BWI
-
BOI
10h 18m
1 stop
$237United Airlines
Wed, Mar 4 - Wed, Mar 11
Delta Logo
3:01 pm - 11:47 pm
BOI
-
BWI
6h 46m
1 stop
Delta Logo
5:40 am - 2:05 pm
BWI
-
BOI
10h 25m
2 stops
$242Delta
Wed, Mar 4 - Wed, Mar 11
Delta Logo
11:30 pm - 10:51 am
BOI
-
BWI
9h 21m
1 stop
Delta Logo
7:01 am - 12:05 pm
BWI
-
BOI
7h 04m
1 stop
$257Delta
Wed, Apr 1 - Tue, Apr 7
Delta Logo
11:30 pm - 10:51 am
BOI
-
BWI
9h 21m
1 stop
Delta Logo
11:45 am - 11:45 pm
BWI
-
BOI
14h 00m
2 stops
$262Delta
Wed, Apr 1 - Tue, Apr 7
United Airlines Logo
2:40 pm - 11:25 pm
BOI
-
BWI
6h 45m
1 stop
United Airlines Logo
4:09 pm - 11:48 pm
BWI
-
BOI
9h 39m
1 stop
$287United Airlines
Thu, Feb 26 - Wed, Mar 4
Delta Logo
2:54 pm - 11:47 pm
BOI
-
BWI
6h 53m
1 stop
Delta Logo
1:01 pm - 11:05 pm
BWI
-
BOI
12h 04m
2 stops
$292Delta
Thu, Feb 26 - Wed, Mar 4
American Airlines Logo
1:39 pm - 10:59 pm
BOI
-
BWI
7h 20m
1 stop
American Airlines Logo
3:50 pm - 10:38 pm
BWI
-
BOI
8h 48m
1 stop
$304American Airlines
Wed, Apr 1 - Tue, Apr 7
Delta Logo
2:25 pm - 12:28 am
BOI
-
BWI
8h 03m
1 stop
Delta Logo
7:00 am - 1:19 pm
BWI
-
BOI
8h 19m
1 stop
$307Delta
Tue, May 19 - Tue, May 26
Delta Logo
11:30 pm - 9:39 am
BOI
-
BWI
8h 09m
1 stop
Delta Logo
6:17 am - 2:05 pm
BWI
-
BOI
9h 48m
1 stop
$311Delta
Tue, Apr 7 - Thu, Apr 9
Delta Logo
3:23 pm - 11:26 pm
BOI
-
BWI
6h 03m
1 stop
Delta Logo
12:27 pm - 12:17 am
BWI
-
BOI
13h 50m
2 stops
$316Delta
Thu, Apr 30 - Wed, May 6

Delta flights from Boise to Baltimore

Our best Delta deals on Boise to Baltimore flight tickets
Delta
Mar 4
BOI3:01 pmBoise Air Term. Gowen Fld
6h 46m
1 stop
BWI11:47 pmBaltimore/Washington
Mar 11
BWI5:40 amBaltimore/Washington
10h 25m
2 stops
BOI2:05 pmBoise Air Term. Gowen Fld
$242
Delta
Apr 1
BOI11:30 pmBoise Air Term. Gowen Fld
9h 21m
1 stop
BWI10:51 amBaltimore/Washington
Apr 7
BWI7:01 amBaltimore/Washington
7h 04m
1 stop
BOI12:05 pmBoise Air Term. Gowen Fld
$257
Delta
Apr 1
BOI11:30 pmBoise Air Term. Gowen Fld
9h 21m
1 stop
BWI10:51 amBaltimore/Washington
Apr 7
BWI11:45 amBaltimore/Washington
14h 00m
2 stops
BOI11:45 pmBoise Air Term. Gowen Fld
$262

American Airlines flights from Boise to Baltimore

Our best American Airlines deals on Boise to Baltimore flight tickets
American Airlines
Apr 1
BOI1:39 pmBoise Air Term. Gowen Fld
7h 20m
1 stop
BWI10:59 pmBaltimore/Washington
Apr 7
BWI3:50 pmBaltimore/Washington
8h 48m
1 stop
BOI10:38 pmBoise Air Term. Gowen Fld
$304
American Airlines
Apr 2
BOI1:31 pmBoise Air Term. Gowen Fld
8h 02m
1 stop
BWI11:33 pmBaltimore/Washington
Apr 5
BWI6:00 amBaltimore/Washington
8h 48m
1 stop
BOI12:48 pmBoise Air Term. Gowen Fld
$404

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Boise to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 3/4

2:40 pm-11:25 pm

1 stop6h 45m

Baltimore/Washington

Wed 3/11

8:31 am-4:49 pm

1 stop10h 18m

$237

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 3/4

3:01 pm-11:47 pm

1 stop6h 46m

Baltimore/Washington

Wed 3/11

5:40 am-2:05 pm

2 stops10h 25m

$242

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 4/1

11:30 pm-10:51 am

1 stop9h 21m

Baltimore/Washington

Tue 4/7

7:01 am-12:05 pm

1 stop7h 04m

$257

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 4/1

11:30 pm-10:51 am

1 stop9h 21m

Baltimore/Washington

Tue 4/7

11:45 am-11:45 pm

2 stops14h 00m

$262

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 2/26

2:40 pm-11:25 pm

1 stop6h 45m

Baltimore/Washington

Wed 3/4

4:09 pm-11:48 pm

1 stop9h 39m

$287

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 2/26

2:54 pm-11:47 pm

1 stop6h 53m

Baltimore/Washington

Wed 3/4

1:01 pm-11:05 pm

2 stops12h 04m

$292

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 4/1

1:39 pm-10:59 pm

1 stop7h 20m

Baltimore/Washington

Tue 4/7

3:50 pm-10:38 pm

1 stop8h 48m

$304

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Tue 5/19

2:25 pm-12:28 am

1 stop8h 03m

Baltimore/Washington

Tue 5/26

7:00 am-1:19 pm

1 stop8h 19m

$307

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Tue 4/7

11:30 pm-9:39 am

1 stop8h 09m

Baltimore/Washington

Thu 4/9

6:17 am-2:05 pm

1 stop9h 48m

$311

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 4/30

3:23 pm-11:26 pm

1 stop6h 03m

Baltimore/Washington

Wed 5/6

12:27 pm-12:17 am

2 stops13h 50m

$316

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Boise to Baltimore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in January, then September is your next best option. Flight prices from Boise to Baltimore during September average around $361.

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $433 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Boise for as low as $268 on momondo.

How have Boise to Baltimore flight prices changed over time?

As of February 2026, prices for Boise to Baltimore flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Boise to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to Baltimore (BOI to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Baltimore

Fastest flight time

6h 03m

Direct flights

None
The fastest flight from Boise to Baltimore takes 6h 03m
There are no direct flights from Boise to Baltimore. There are no popular flight routes from Boise to Baltimore.
Search flight deals

  • How far is Boise Air Term. Gowen Fld to Baltimore/Washington by plane?

    Boise Air Term. Gowen Fld and Baltimore/Washington are 2050.8 mi apart from one another. In terms of flight time, this usually takes a little over 6h 03m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Baltimore/Washington Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Baltimore/Washington Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Baltimore/Washington Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Baltimore/Washington Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The required travel and health documents for your Baltimore/Washington Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Baltimore/Washington Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Boise to Baltimore?

Best airlines flying from Boise to Baltimore

Compare and see reviews for airlines that fly from Boise to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,254 reviews
Search United Airlines flights
DeltaPriceFrom $286Free CancellationRating
7.9
8,172 reviews
Search Delta flights
SouthwestPriceFrom $340Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Baltimore?

Finding the right flight to Baltimore from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Baltimore quick and easy, saving you time and money.

Can I find flights from Boise to Baltimore with flexible booking policies on momondo?

momondo does allow users to show only those flights to Baltimore from Boise which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boise to Baltimore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Baltimore.

I’m not ready to book a flight from Boise to Baltimore right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boise to Baltimore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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