BWI - BOI

$161 Find Cheap Flights from Baltimore to Boise - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$321
Typical prices: $368-$587
Delta
Sat 12/15Sat 1/6
BWI - BOI • 1 stop
Cheapest one-way
$161
Typical prices: $192-$386
Delta
Sun 12/2
BWI - BOI • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Baltimore and Boise. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
25 weeks
in advance
Our data shows that travelers who book at least 25 weeks in advance save around 58% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 25% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $292 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 6h 42m (one-way)
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Insights
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Flight Deals

Cheap Flights from Baltimore to Boise (BWI-BOI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Baltimore to Boise

Tue, Dec 15 - Wed, Jan 6
Delta Logo
7:00 am - 12:42 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 42m1 stop Minneapolis St Paul
Delta Logo
1:12 pm - 11:54 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
8h 42m1 stop Salt Lake City
$321Delta
Wed, Dec 16 - Wed, Jan 6
Delta Logo
8:00 am - 1:44 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 44m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:30 am - 2:02 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 32m1 stop Minneapolis St Paul
$321Delta
Thu, Jan 7 - Tue, Jan 12
United Airlines Logo
8:15 am - 1:29 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 14m1 stop Denver Intl
United Airlines Logo
6:00 am - 5:16 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
9h 16m1 stop San Francisco
$321United Airlines
Thu, Jan 7 - Mon, Jan 11
United Airlines Logo
8:00 am - 2:52 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
8h 52m1 stop San Francisco
United Airlines Logo
6:00 am - 5:16 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
9h 16m1 stop San Francisco
$321United Airlines
Mon, Dec 7 - Tue, Dec 15
Alaska Airlines Logo
6:03 pm - 9:30 amBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
17h 27m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:05 pm - 5:37 amBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
13h 32m1 stop Seattle/Tacoma Intl
$321Alaska Airlines
Sat, Dec 12 - Mon, Dec 21
Alaska Airlines Logo
7:00 am - 3:26 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
10h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
2:12 pm - 5:41 amBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
13h 29m1 stop Seattle/Tacoma Intl
$321Alaska Airlines
Fri, Dec 4 - Fri, Dec 4
Delta Logo
7:00 am - 12:42 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 42m1 stop Minneapolis St Paul
Delta Logo
6:45 pm - 6:00 amBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
9h 15m1 stop Salt Lake City
$321Delta
Wed, Jan 6 - Mon, Jan 11
United Airlines Logo
8:00 am - 4:46 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
10h 46m1 stop San Francisco
United Airlines Logo
6:00 am - 5:16 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
9h 16m1 stop San Francisco
$321United Airlines
Thu, Jan 7 - Tue, Jan 12
Southwest Logo
5:20 pm - 11:05 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 45m1 stop Denver Intl
Southwest Logo
8:20 am - 8:30 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
10h 10m2 stops Denver Intl Lambert-St Louis
$326Southwest
Thu, Jan 7 - Mon, Jan 11
Southwest Logo
5:20 pm - 11:05 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 45m1 stop Denver Intl
Southwest Logo
8:20 am - 8:30 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
10h 10m2 stops Denver Intl Lambert-St Louis
$326Southwest
Booking Insights

Price, demand and travel trends for Baltimore to Boise flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Baltimore to Boise?

Round-trip flights from Baltimore to Boise typically range from $368 to $587. The lowest price found in the past 5 days was $321, on Delta.

What's the cheapest day of the week to fly from Baltimore to Boise?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Baltimore to Boise. It’s 21% cheaper than the average day, while Saturday is the most expensive, with prices 28% higher.

What’s the cheapest month to fly from Baltimore to Boise?

•January is the cheapest month to fly from Baltimore to Boise at $342 round-trip.
•May ($610) and June ($588) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 78% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Baltimore to Boise the cheapest?

Flights from Baltimore to Boise are cheapest 25 weeks before departure. Booking in this window typically costs about 58% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Baltimore to Boise flights

Low season

February

Cheapest flight

$161
Beat the crowds with an average 67% drop in travelers.
The most popular month to fly with an average 93% increase in travelers.
One-way flight from Baltimore to Boise

When to book flights from Baltimore to Boise

Are your dates flexible? Find out the best times to travel from Baltimore to Boise based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Baltimore to Boise flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Baltimore to Boise?

    Only Economy Class is available on flights from Baltimore to Boise.

  • How long is a flight from Baltimore to Boise?

    A nonstop flight from Baltimore to Boise takes 00m, covering 2,052 miles.

  • Do I need a passport to fly from Baltimore to Boise?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Baltimore to Boise flight?

    Round-trip flights from Baltimore to Boise range from $368 to $587, with an average of $455 over the past 12 months. Anything below $368 counts as a good deal.

  • How expensive are last-minute Baltimore to Boise flights?

    Last-minute fares on this route (booked within two weeks of departure) run 66% above the $455 route average. Book 25 weeks before departure for the lowest fares.

  • Have flight prices from Baltimore to Boise changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $321 to $1,597. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Baltimore to Boise looking right now?

    One-way fares from Baltimore to Boise are currently lower than usual. Average one-way flight prices are about $173, which is 42% below the typical average for this route.

  • What car rental options are available at Boise Air Term. Gowen Fld Airport (BOI)?

    Boise Air Term. Gowen Fld Airport (BOI) hosts 5 major car rental companies, with daily rates averaging $84 for economy cars. Top options include:

    • Budget
    • Alamo
    • Hertz
    • Enterprise Rent-A-Car
    • Avis

  • Which airports can I use when flying from Baltimore to Boise?

    Flights from Baltimore to Boise usually depart from Baltimore/Washington (BWI) and arrive at Boise Air Term. Gowen Fld (BOI).

  • Which airports do connecting flights from Baltimore to Boise pass through?

    One-stop flights from Baltimore to Boise most commonly connect through:

    • Denver Intl (DEN) - 44% of one-stop connections
    • Minneapolis St Paul (MSP) - 17% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 9% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 9% of one-stop connections

  • Can I save money by using flexible dates for flights from Baltimore to Boise?

    Yes. Flexible dates can save you up to 39% on flights from Baltimore to Boise. Wednesday is the cheapest departure day at $363 round-trip on average, while Saturday is the most expensive at $586, a difference of $223.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Baltimore to Boise?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 42m, compared with 6h 59m via Denver Intl (DEN) and 7h 40m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Baltimore and Boise?

    Boise is 2 hours behind Baltimore (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Boise?

    Some of the most popular sights in Boise are Idaho Central Arena, Julia Davis Park and Discovery Center of Idaho. These are among the most viewed places in Boise on KAYAK.

Your guide to booking Baltimore to Boise flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Saturday. On this route, Wednesday flights average $363, about $223 less than Saturday fares (38% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 25 weeks before you fly. On this route, that window historically saves about 58% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Baltimore to Boise trip for January. Fares historically average $342 round-trip in that month - typically $268 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boise Air Term. Gowen Fld Airport.

    • Ramada by Wyndham Boise
    • Super 8 by Wyndham Boise
    • Comfort Suites Airport

More options for your flight from Baltimore to Boise

Complete your trip to Boise with a hotel stay or car rental

Car rentals in Boise
Hotels in Boise
Vacations in Boise