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Cheap flights from Baltimore to Boise from $90

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 1/7. 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 Baltimore to Boise

Cheap round-trip flights

American Airlines Logo
6:24 am - 12:34 pmBWI-BOI
8h 10m1 stop
American Airlines Logo
1:43 pm - 10:23 pmBOI-BWI
6h 40m1 stop
$213American Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 10
American Airlines Logo
5:00 am - 12:34 pmBWI-BOI
9h 34m2 stops
American Airlines Logo
1:43 pm - 10:23 pmBOI-BWI
6h 40m1 stop
$218American Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 10
Spirit Airlines Logo
7:02 pm - 1:21 pmBWI-BOI
20h 19m1 stop
Spirit Airlines Logo
9:26 pm - 4:30 amBOI-BWI
29h 04m1 stop
$227Spirit Airlines
Find Deal
Wed, Sep 24 - Fri, Oct 3
Delta Logo
7:10 am - 12:18 pmBWI-BOI
7h 08m1 stop
Delta Logo
3:00 pm - 11:50 pmBOI-BWI
6h 50m1 stop
$239Delta
Find Deal
Thu, Feb 19 - Sat, Feb 28
Delta Logo
1:50 pm - 12:15 amBWI-BOI
12h 25m2 stops
Delta Logo
7:45 pm - 10:48 amBOI-BWI
13h 03m2 stops
$242Delta
Find Deal
Wed, Oct 1 - Mon, Oct 6
Southwest Logo
6:50 pm - 12:40 amBWI-BOI
7h 50m1 stop
Southwest Logo
12:50 pm - 11:00 pmBOI-BWI
8h 10m1 stop
$250Southwest
Find Deal
Mon, Oct 27 - Wed, Oct 29
United Airlines Logo
6:29 am - 11:39 amBWI-BOI
7h 10m1 stop
United Airlines Logo
7:05 pm - 5:50 amBOI-BWI
8h 45m1 stop
$251United Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 6
United Airlines Logo
10:05 am - 6:07 pmBWI-BOI
10h 02m2 stops
United Airlines Logo
9:48 am - 9:41 pmBOI-BWI
9h 53m2 stops
$253United Airlines
Find Deal
Tue, Feb 3 - Tue, Feb 10
Southwest Logo
6:50 pm - 12:40 amBWI-BOI
7h 50m1 stop
Southwest Logo
12:50 pm - 11:25 pmBOI-BWI
8h 35m2 stops
$255Southwest
Find Deal
Mon, Oct 27 - Wed, Oct 29
Spirit Airlines Logo
7:02 pm - 1:21 pmBWI-BOI
20h 19m1 stop
Spirit Airlines Logo
9:26 pm - 11:16 pmBOI-BWI
23h 50m2 stops
$261Spirit Airlines
Find Deal
Wed, Sep 24 - Fri, Oct 3

United Airlines flights from Baltimore to Boise

Our best United Airlines deals on Baltimore to Boise flight tickets
United Airlines
Oct 2
BWI6:29 amBaltimore/Washington
7h 10m
1 stop
BOI11:39 amBoise Air Term. Gowen Fld
Oct 6
BOI7:05 pmBoise Air Term. Gowen Fld
8h 45m
1 stop
BWI5:50 amBaltimore/Washington
$251
Find similar
United Airlines
Feb 3
BWI10:05 amBaltimore/Washington
10h 02m
2 stops
BOI6:07 pmBoise Air Term. Gowen Fld
Feb 10
BOI9:48 amBoise Air Term. Gowen Fld
9h 53m
2 stops
BWI9:41 pmBaltimore/Washington
$253
Find similar
United Airlines
Oct 2
BWI6:29 amBaltimore/Washington
7h 10m
1 stop
BOI11:39 amBoise Air Term. Gowen Fld
Oct 6
BOI7:05 pmBoise Air Term. Gowen Fld
12h 50m
2 stops
BWI9:55 amBaltimore/Washington
$256
Find similar

Delta flights from Baltimore to Boise

Our best Delta deals on Baltimore to Boise flight tickets
Delta
Feb 19
BWI7:10 amBaltimore/Washington
7h 08m
1 stop
BOI12:18 pmBoise Air Term. Gowen Fld
Feb 28
BOI3:00 pmBoise Air Term. Gowen Fld
6h 50m
1 stop
BWI11:50 pmBaltimore/Washington
$239
Find similar
Delta
Oct 1
BWI1:50 pmBaltimore/Washington
12h 25m
2 stops
BOI12:15 amBoise Air Term. Gowen Fld
Oct 6
BOI7:45 pmBoise Air Term. Gowen Fld
13h 03m
2 stops
BWI10:48 amBaltimore/Washington
$242
Find similar
Delta
Feb 19
BWI6:00 amBaltimore/Washington
10h 09m
2 stops
BOI2:09 pmBoise Air Term. Gowen Fld
Feb 28
BOI1:10 pmBoise Air Term. Gowen Fld
8h 32m
1 stop
BWI11:42 pmBaltimore/Washington
$244
Find similar

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 September 11, 2025.
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

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 2/3

6:24 am-12:34 pm

1 stop8h 10m

Boise Air Term. Gowen Fld

Tue 2/10

1:43 pm-10:23 pm

1 stop6h 40m

$213

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 2/3

5:00 am-12:34 pm

2 stops9h 34m

Boise Air Term. Gowen Fld

Tue 2/10

1:43 pm-10:23 pm

1 stop6h 40m

$218

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 9/24

7:02 pm-1:21 pm

1 stop20h 19m

Boise Air Term. Gowen Fld

Fri 10/3

9:26 pm-4:30 am

1 stop29h 04m

$227

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Thu 2/19

7:10 am-12:18 pm

1 stop7h 08m

Boise Air Term. Gowen Fld

Sat 2/28

3:00 pm-11:50 pm

1 stop6h 50m

$239

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 10/1

1:50 pm-12:15 am

2 stops12h 25m

Boise Air Term. Gowen Fld

Mon 10/6

7:45 pm-10:48 am

2 stops13h 03m

$242

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 10/27

6:50 pm-12:40 am

1 stop7h 50m

Boise Air Term. Gowen Fld

Wed 10/29

12:50 pm-11:00 pm

1 stop8h 10m

$250

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Thu 10/2

6:29 am-11:39 am

1 stop7h 10m

Boise Air Term. Gowen Fld

Mon 10/6

7:05 pm-5:50 am

1 stop8h 45m

$251

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 2/3

10:05 am-6:07 pm

2 stops10h 02m

Boise Air Term. Gowen Fld

Tue 2/10

9:48 am-9:41 pm

2 stops9h 53m

$253

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 10/27

6:50 pm-12:40 am

1 stop7h 50m

Boise Air Term. Gowen Fld

Wed 10/29

12:50 pm-11:25 pm

2 stops8h 35m

$255

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 9/24

7:02 pm-1:21 pm

1 stop20h 19m

Boise Air Term. Gowen Fld

Fri 10/3

9:26 pm-11:16 pm

2 stops23h 50m

$261

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 cheapest month to fly to Boise?

The month of September is, on average, the cheapest month to fly to Boise from Baltimore, with most prices found around $376. If you aren’t able to travel during the month of September, then book flights to Boise from Baltimore during October instead. Flights to Boise in October, while not as cheap as those in September, still average around $399.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Wednesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $453. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $638. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest Baltimore to Boise flights are usually those with departure times at noon. Our users have found flights to Boise at noon for as low as $432. In the evening is when there is more demand to fly to Boise, so prices are often more expensive at around $611 per ticket.

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

You are more likely to see cheaper flights to Boise from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $471 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Baltimore for as low as $354 on momondo.

How have Baltimore to Boise flight prices changed over time?

As of September 2025, prices for Baltimore to Boise flights are approximately 53% more expensive 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

Direct flights

None
There are no direct flights from Baltimore to Boise. There are no popular flight routes from Baltimore to Boise.
Search flight deals

  • 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 44m.

  • 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 $230Free CancellationRating
7.9
7,960 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
SouthwestPriceFrom $347Free CancellationRating
8.0
4,248 reviews
Search Southwest flights

Traveling to a place near Boise?

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