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Cheap flights from Baltimore to Boise from $122

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 8/25. 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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Cheap round-trip flights

Spirit Airlines Logo
6:30 am - 5:11 pmBWI-BOI
12h 41m1 stop
Spirit Airlines Logo
6:06 pm - 5:15 amBOI-BWI
9h 09m1 stop
$245Spirit Airlines
Find Deal
Mon, Aug 18 - Thu, Aug 21
Spirit Airlines Logo
6:30 am - 5:11 pmBWI-BOI
12h 41m1 stop
Spirit Airlines Logo
6:06 pm - 5:15 amBOI-BWI
9h 09m1 stop
$254Spirit Airlines
Find Deal
Mon, Aug 18 - Fri, Aug 22
Spirit Airlines Logo
8:15 am - 6:50 pmBWI-BOI
12h 35m1 stop
Spirit Airlines Logo
9:16 pm - 5:17 pmBOI-BWI
18h 01m1 stop
$261Spirit Airlines
Find Deal
Thu, Sep 11 - Sun, Sep 14
United Airlines Logo
4:20 pm - 9:34 pmBWI-BOI
7h 14m1 stop
United Airlines Logo
7:15 pm - 5:28 amBOI-BWI
8h 13m1 stop
$287United Airlines
Find Deal
Tue, Jul 29 - Tue, Aug 5
United Airlines Logo
4:20 pm - 9:34 pmBWI-BOI
7h 14m1 stop
United Airlines Logo
4:40 pm - 5:10 amBOI-BWI
10h 30m2 stops
$292United Airlines
Find Deal
Tue, Jul 29 - Tue, Aug 5
Southwest Logo
6:35 pm - 12:25 amBWI-BOI
7h 50m1 stop
Southwest Logo
6:05 pm - 5:10 amBOI-BWI
9h 05m1 stop
$323Southwest
Find Deal
Wed, Jul 30 - Wed, Aug 6
Southwest Logo
9:20 am - 5:45 pmBWI-BOI
10h 25m2 stops
Southwest Logo
7:50 am - 6:40 pmBOI-BWI
8h 50m2 stops
$325Southwest
Find Deal
Mon, Aug 25 - Tue, Aug 26
Delta Logo
4:39 pm - 12:05 amBWI-BOI
9h 26m2 stops
Delta Logo
3:20 pm - 11:49 pmBOI-BWI
6h 29m1 stop
$328Delta
Find Deal
Thu, Sep 18 - Sat, Sep 27
Delta Logo
7:15 am - 11:55 amBWI-BOI
6h 40m1 stop
Delta Logo
1:35 pm - 12:23 amBOI-BWI
8h 48m1 stop
$359Delta
Find Deal
Sat, Aug 16 - Sat, Aug 23
Alaska Airlines Logo
7:00 am - 1:48 pmBWI-BOI
8h 48m1 stop
Alaska Airlines Logo
8:00 am - 6:25 pmBOI-BWI
8h 25m1 stop
$365Alaska Airlines
Find Deal
Sun, Aug 31 - Tue, Sep 9

Spirit Airlines flights from Baltimore to Boise

Our best Spirit Airlines deals on Baltimore to Boise flight tickets
Spirit Airlines
Aug 18
BWI6:30 amBaltimore/Washington
12h 41m
1 stop
BOI5:11 pmBoise Air Term. Gowen Fld
Aug 21
BOI6:06 pmBoise Air Term. Gowen Fld
9h 09m
1 stop
BWI5:15 amBaltimore/Washington
Spirit Airlines
Aug 18
BWI6:30 amBaltimore/Washington
12h 41m
1 stop
BOI5:11 pmBoise Air Term. Gowen Fld
Aug 22
BOI6:06 pmBoise Air Term. Gowen Fld
9h 09m
1 stop
BWI5:15 amBaltimore/Washington
Spirit Airlines
Sep 11
BWI8:15 amBaltimore/Washington
12h 35m
1 stop
BOI6:50 pmBoise Air Term. Gowen Fld
Sep 14
BOI9:16 pmBoise Air Term. Gowen Fld
18h 01m
1 stop
BWI5:17 pmBaltimore/Washington

United Airlines flights from Baltimore to Boise

Our best United Airlines deals on Baltimore to Boise flight tickets
United Airlines
Jul 29
BWI4:20 pmBaltimore/Washington
7h 14m
1 stop
BOI9:34 pmBoise Air Term. Gowen Fld
Aug 5
BOI7:15 pmBoise Air Term. Gowen Fld
8h 13m
1 stop
BWI5:28 amBaltimore/Washington
United Airlines
Jul 29
BWI4:20 pmBaltimore/Washington
7h 14m
1 stop
BOI9:34 pmBoise Air Term. Gowen Fld
Aug 5
BOI4:40 pmBoise Air Term. Gowen Fld
10h 30m
2 stops
BWI5:10 amBaltimore/Washington
United Airlines
Aug 23
BWI6:15 amBaltimore/Washington
9h 20m
2 stops
BOI1:35 pmBoise Air Term. Gowen Fld
Aug 26
BOI10:45 amBoise Air Term. Gowen Fld
8h 57m
2 stops
BWI9:42 pmBaltimore/Washington

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 April instead. Flights to Boise in April, while not as cheap as those in September, still average around $402.

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 $479 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 $351 on momondo.

How have Baltimore to Boise flight prices changed over time?

As of July 2025, prices for Baltimore to Boise flights are approximately 43% 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

Best Price Found

$122

Fastest flight time

6h 37m

Direct flights

None

Airports in Boise

1 airport
The best one-way flight to Boise from Baltimore in the past 72 hours is $122. The best round-trip flight deal from Baltimore to Boise found on momondo in the last 72 hours is $245.
The fastest flight from Baltimore to Boise takes 6h 37m
There are no direct flights from Baltimore to Boise. Popular non-direct route for this connection is Baltimore/Washington Airport - Boise Air Term. Gowen Fld Airport.
There is 1 airport near Boise: Boise Air Term. Gowen Fld (BOI)

  • 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 37m.

  • 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
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $335Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $347Free CancellationRating
8.0
4,270 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
Ontario
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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Tue 7/8
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