BOI - BWI

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

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Everything you should know

Cheapest round-trip
$321
Typical prices: $346-$589
Southwest
Thu 1/4Sat 1/13
BOI - BWI • 1 stop
Cheapest one-way
$161
Typical prices: $192-$409
Southwest
Fri 11/9
BOI - BWI • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Boise and Baltimore. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 30% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $250 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 6h 53m (one-way)
Insights
Insights
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We hope you love your trip to Baltimore!

Cheap Flights from Boise to Baltimore (BOI-BWI)

 

Cheap flights from Boise to Baltimore with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Mon, Jan 4 - Wed, Jan 13
Southwest Logo
8:30 pm - 5:40 amBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
7h 10m1 stop Las Vegas Harry Reid Intl
Southwest Logo
10:15 am - 4:05 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 50m1 stop Denver Intl
$321Southwest
Tue, Jan 5 - Wed, Jan 13
Southwest Logo
1:05 pm - 9:45 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 40m1 stop Denver Intl
Southwest Logo
3:05 pm - 11:05 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
10h 00m1 stop Denver Intl
$321Southwest
Fri, Nov 27 - Fri, Dec 4
Delta Logo
5:30 am - 2:05 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 35m1 stop Minneapolis St Paul
Delta Logo
8:00 am - 1:44 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 44m1 stop Atlanta Hartsfield-Jackson
$321Delta
Sat, Feb 6 - Tue, Feb 16
Delta Logo
1:15 pm - 11:40 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
8h 25m1 stop Salt Lake City
Delta Logo
6:00 am - 12:39 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
8h 39m1 stop Atlanta Hartsfield-Jackson
$321Delta
Thu, Nov 12 - Sat, Nov 14
American Airlines Logo
1:24 pm - 11:55 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
8h 31m1 stop Chicago O'Hare Intl
American Airlines Logo
7:18 am - 12:37 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 19m1 stop Chicago O'Hare Intl
$321American Airlines
Tue, Jan 5 - Wed, Jan 13
American Airlines Logo
6:07 am - 4:23 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
8h 16m1 stop Chicago O'Hare Intl
American Airlines Logo
12:39 pm - 8:06 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
9h 27m1 stop Dallas/Fort Worth
$321American Airlines
Wed, Dec 16 - Tue, Jan 5
Southwest Logo
1:05 pm - 9:45 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 40m1 stop Denver Intl
Southwest Logo
6:10 am - 11:00 amBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
6h 50m1 stop Denver Intl
$321Southwest
Fri, Dec 4 - Mon, Dec 7
Delta Logo
3:00 pm - 11:28 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 28m1 stop Minneapolis St Paul
Delta Logo
7:00 am - 12:42 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
7h 42m1 stop Minneapolis St Paul
$321Delta
Sat, Feb 6 - Tue, Feb 16
United Airlines Logo
6:20 am - 3:04 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 44m1 stop Denver Intl
United Airlines Logo
6:20 am - 1:30 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
9h 10m2 stops Chicago O'Hare Intl Denver Intl
$326United Airlines
Tue, Jan 5 - Thu, Jan 14
United Airlines Logo
2:35 pm - 10:59 pmBOI  Boise Air Term. Gowen Fld-BWI Baltimore/Washington
6h 24m1 stop Denver Intl
United Airlines Logo
8:00 am - 2:52 pmBWI  Baltimore/Washington-BOI Boise Air Term. Gowen Fld
8h 52m1 stop San Francisco
$329United Airlines

Price, demand and travel trends for Boise to Baltimore 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 Boise to Baltimore?

Round-trip flights from Boise to Baltimore typically range from $346 to $589. The lowest price found in the past 5 days was $321, on Southwest.

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

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Boise to Baltimore. It’s 23% cheaper than the average day, while Saturday is the most expensive, with prices 62% higher.

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

•January is the cheapest month to fly from Boise to Baltimore at $306 round-trip.
•February ($771) and November ($628) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 151% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Boise to Baltimore flights

Low season

February

Cheapest flight

$161
Beat the crowds with an average 42% drop in travelers.
The most popular month to fly with an average 36% increase in travelers.
One-way flight from Boise to Baltimore

When to book flights from Boise to Baltimore

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

Your Boise to Baltimore 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 Boise to Baltimore?

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

  • How long is a flight from Boise to Baltimore?

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

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

    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 Boise to Baltimore flight?

    Round-trip flights from Boise to Baltimore range from $346 to $589, with an average of $436 over the past 12 months. Anything below $346 counts as a good deal.

  • Have flight prices from Boise to Baltimore 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 $1,788. That means the highest observed fare was about 6x higher than the lowest one.

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

    One-way fares from Boise to Baltimore are currently lower than usual. Average one-way flight prices are about $161, which is 45% below the typical average for this route.

  • What car rental options are available at Baltimore/Washington Airport (BWI)?

    Baltimore/Washington Airport (BWI) hosts 5 major car rental companies, with daily rates starting from around $27 for economy cars. Top options include:

    • NextCar
    • Hertz
    • Dollar
    • Budget
    • Thrifty

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

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

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

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

    • Denver Intl (DEN) - 36% of one-stop connections
    • Minneapolis St Paul (MSP) - 21% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 14% of one-stop connections
    • Las Vegas Harry Reid Intl (LAS) - 7% of one-stop connections

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

    Yes. Flexible dates can save you up to 52% on flights from Boise to Baltimore. Tuesday is the cheapest departure day at $340 round-trip on average, while Saturday is the most expensive at $708, a difference of $368.

    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 Boise to Baltimore?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 53m, compared with 7h 04m via Chicago O'Hare Intl (ORD) and 7h 13m via Denver Intl (DEN).

  • What is the time difference between Boise and Baltimore?

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

  • What popular places can I visit in Baltimore?

    Some of the most popular sights in Baltimore are M&T Bank Stadium, National Aquarium Baltimore and Oriole Park At Camden Yards. These are among the most viewed places in Baltimore on KAYAK.

Your guide to booking Boise to Baltimore 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 Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average $340, about $368 less than Saturday fares (52% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boise to Baltimore trip for January. Fares historically average $306 round-trip in that month - typically $465 less than the most expensive month, which is February (based on the last 12 months).

More options for your flight from Boise to Baltimore

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

Car rentals in Baltimore
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