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Cheap flights from Baltimore to Boise from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Boise departing on 7/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Baltimore to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
2:54 pm - 8:47 pm
BWI
-
BOI
7h 53m
1 stop
Delta Logo
5:20 am - 2:03 pm
BOI
-
BWI
6h 43m
1 stop
$231Delta
Sat, Sep 19 - Sat, Sep 26
Southwest Logo
6:55 am - 1:00 pm
BWI
-
BOI
8h 05m
1 stop
Southwest Logo
4:00 pm - 6:35 am
BOI
-
BWI
12h 35m
2 stops
$277Southwest
Sat, Sep 19 - Sat, Sep 26
Southwest Logo
10:55 am - 10:00 pm
BWI
-
BOI
13h 05m
2 stops
Southwest Logo
4:00 pm - 6:35 am
BOI
-
BWI
12h 35m
2 stops
$288Southwest
Sat, Sep 19 - Sat, Sep 26
Delta Logo
6:05 am - 1:42 pm
BWI
-
BOI
9h 37m
1 stop
Delta Logo
11:10 pm - 9:19 am
BOI
-
BWI
8h 09m
1 stop
$293Delta
Thu, Aug 20 - Mon, Aug 24
Delta Logo
5:40 am - 12:53 pm
BWI
-
BOI
9h 13m
1 stop
Delta Logo
6:45 pm - 6:20 am
BOI
-
BWI
9h 35m
1 stop
$295Delta
Mon, Jul 27 - Thu, Aug 6
Southwest Logo
3:00 pm - 11:35 pm
BWI
-
BOI
10h 35m
1 stop
Southwest Logo
3:45 pm - 6:35 am
BOI
-
BWI
12h 50m
1 stop
$311Southwest
Mon, Sep 21 - Thu, Sep 24
United Airlines Logo
6:00 am - 11:26 am
BWI
-
BOI
7h 26m
1 stop
United Airlines Logo
10:30 am - 7:40 pm
BOI
-
BWI
7h 10m
1 stop
$313United Airlines
Wed, Sep 23 - Wed, Sep 30
Alaska Airlines Logo
7:15 pm - 9:56 am
BWI
-
BOI
16h 41m
1 stop
Alaska Airlines Logo
7:48 pm - 6:30 am
BOI
-
BWI
8h 42m
1 stop
$317Alaska Airlines
Thu, Sep 10 - Mon, Sep 14
Southwest Logo
3:45 pm - 11:10 pm
BWI
-
BOI
9h 25m
1 stop
Southwest Logo
6:00 am - 4:30 pm
BOI
-
BWI
8h 30m
1 stop
$318Southwest
Tue, Sep 29 - Wed, Sep 30
Southwest Logo
3:25 pm - 11:55 pm
BWI
-
BOI
10h 30m
1 stop
Southwest Logo
6:00 am - 4:30 pm
BOI
-
BWI
8h 30m
1 stop
$321Southwest
Thu, Aug 13 - Tue, Aug 18

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United Airlines flights from Baltimore to Boise

Our best United Airlines deals on Baltimore to Boise flight tickets
United Airlines
Sep 23
BWI6:00 amBaltimore/Washington
7h 26m
1 stop
BOI11:26 amBoise Air Term. Gowen Fld
Sep 30
BOI10:30 amBoise Air Term. Gowen Fld
7h 10m
1 stop
BWI7:40 pmBaltimore/Washington
$313
United Airlines
Jul 7
BWI6:15 amBaltimore/Washington
7h 17m
1 stop
BOI11:32 amBoise Air Term. Gowen Fld
Jul 11
BOI7:00 amBoise Air Term. Gowen Fld
8h 43m
1 stop
BWI5:43 pmBaltimore/Washington
$366
United Airlines
Jul 7
BWI6:15 amBaltimore/Washington
7h 17m
1 stop
BOI11:32 amBoise Air Term. Gowen Fld
Jul 13
BOI7:05 pmBoise Air Term. Gowen Fld
10h 05m
1 stop
BWI7:10 amBaltimore/Washington
$393

Southwest flights from Baltimore to Boise

Our best Southwest deals on Baltimore to Boise flight tickets
Southwest
Sep 29
BWI5:40 pmBaltimore/Washington
7h 40m
1 stop
BOI11:20 pmBoise Air Term. Gowen Fld
Oct 1
BOI6:05 pmBoise Air Term. Gowen Fld
9h 35m
1 stop
BWI5:40 amBaltimore/Washington
$318
Southwest
Aug 13
BWI3:25 pmBaltimore/Washington
10h 30m
1 stop
BOI11:55 pmBoise Air Term. Gowen Fld
Aug 18
BOI6:00 amBoise Air Term. Gowen Fld
8h 30m
1 stop
BWI4:30 pmBaltimore/Washington
$321
Southwest
Sep 29
BWI2:50 pmBaltimore/Washington
9h 35m
2 stops
BOI10:25 pmBoise Air Term. Gowen Fld
Oct 1
BOI6:05 pmBoise Air Term. Gowen Fld
9h 35m
1 stop
BWI5:40 amBaltimore/Washington
$323

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Boise 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 June 16, 2026.
Use the filters below to find and compare flights from Baltimore to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 9/19

2:54 pm-8:47 pm

1 stop7h 53m

Boise Air Term. Gowen Fld

Sat 9/26

5:20 am-2:03 pm

1 stop6h 43m

$231

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 9/19

6:55 am-1:00 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

Sat 9/26

4:00 pm-6:35 am

2 stops12h 35m

$277

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 9/19

10:55 am-10:00 pm

2 stops13h 05m

Boise Air Term. Gowen Fld

Sat 9/26

4:00 pm-6:35 am

2 stops12h 35m

$288

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Thu 8/20

6:05 am-1:42 pm

1 stop9h 37m

Boise Air Term. Gowen Fld

Mon 8/24

11:10 pm-9:19 am

1 stop8h 09m

$293

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 7/27

5:40 am-12:53 pm

1 stop9h 13m

Boise Air Term. Gowen Fld

Thu 8/6

6:45 pm-6:20 am

1 stop9h 35m

$295

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 9/21

3:00 pm-11:35 pm

1 stop10h 35m

Boise Air Term. Gowen Fld

Thu 9/24

3:45 pm-6:35 am

1 stop12h 50m

$311

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 9/23

6:00 am-11:26 am

1 stop7h 26m

Boise Air Term. Gowen Fld

Wed 9/30

10:30 am-7:40 pm

1 stop7h 10m

$313

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Thu 9/10

7:15 pm-9:56 am

1 stop16h 41m

Boise Air Term. Gowen Fld

Mon 9/14

7:48 pm-6:30 am

1 stop8h 42m

$317

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 9/29

3:45 pm-11:10 pm

1 stop9h 25m

Boise Air Term. Gowen Fld

Wed 9/30

6:00 am-4:30 pm

1 stop8h 30m

$318

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Thu 8/13

3:25 pm-11:55 pm

1 stop10h 30m

Boise Air Term. Gowen Fld

Tue 8/18

6:00 am-4:30 pm

1 stop8h 30m

$321

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 Boise from

How to get the cheapest flight ticket from Baltimore to Boise

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 typical price of a round-trip flight between Baltimore and Boise?

What is the cheapest month to fly to Boise?

The month of January is, on average, the cheapest month to fly to Boise from Baltimore, with most prices found around $342. If you aren’t able to travel during the month of January, then book flights to Boise from Baltimore during August instead. Flights to Boise in August, while not as cheap as those in January, still average around $372.

Can stopping save me money on Baltimore to Boise flights?

You could potentially save up to 25% on your flight if you consider stops on a Baltimore to Boise flight.

How have Baltimore to Boise flight prices changed over time?

As of June 2026, prices for Baltimore to Boise flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Baltimore to Boise

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

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

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

Fastest flight time

6h 35m

Direct flights

None
The fastest flight from Baltimore to Boise takes 6h 35m
There are no direct flights from Baltimore to Boise. There are no popular flight routes from Baltimore to Boise.
Search flight deals

Frequently asked questions about flying from Baltimore to Boise

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

    A flight from Baltimore/Washington to Boise Air Term. Gowen Fld will travel around 2050.8 mi. By plane, this route typically takes 6h 35m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The necessary travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Baltimore to Boise

Compare and see reviews for airlines that fly from Baltimore to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $196Free CancellationRating
7.8
8,407 reviews
Search Delta flights
Alaska AirlinesPriceFrom $321Free CancellationRating
7.9
12,525 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $327Free CancellationRating
7.9
4,237 reviews
Search Southwest flights
United AirlinesPriceFrom $384Free CancellationRating
7.4
9,842 reviews
Search United Airlines flights

  • Southwest Flights From Baltimore to Boise

    Southwest is one of the most popular airlines flying from Baltimore to Boise, operating 3 flights/week on average for this route. A good Southwest flight deal for Baltimore to Boise starts from $327 round-trip, up to an average price of $481. Our users have rated Southwest at 7.9/10.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
Ontario
McCall
Caldwell
Eagle

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Baltimore to Boise for you.

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

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

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

Once you have performed a search for Baltimore to Boise flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Baltimore to Boise now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boise and let you know when they change.

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