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$172+ Cheap flights from Boise to Baltimore (BOI - BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BWI
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Baltimore/Washington are usually found in January or September, booked 51 days in advance, depart on a Friday or Tuesday and return on a Tuesday

Cheap flight deals from Boise to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$267
(Booking.com)

One-way from

$172
(Delta)

Popular in

July

Cheapest in

January

Average price

$466
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Baltimore/Washington flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Baltimore/Washington flights.
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From Boise Air Term. Gowen Fld to Baltimore/Washington
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Boise to Baltimore

Cheapest flights from Boise to Baltimore
Explore the most affordable flight options available from Boise to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Booking.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:16 pmBOI - BWI
1 stop15h 54mSpirit Airlines
Sun 5/117:17 amBWI - BOI
1 stop30h 04mSpirit Airlines
Deal found 4/13$267
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:38 pmBOI - BWI
1 stop7h 43mAmerican Airlines
Tue 5/133:29 pmBWI - BOI
1 stop8h 31mAmerican Airlines
Deal found 4/15$287
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:10 pmBOI - BWI
2 stops12h 44mUnited Airlines
Tue 5/134:10 pmBWI - BOI
1 stop7h 32mUnited Airlines
Deal found 4/15$292
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1311:30 amBOI - BWI
2 stops10h 28mDelta
Tue 5/206:00 amBWI - BOI
2 stops9h 46mDelta
Deal found 4/15$297
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:41 pmBOI - BWI
1 stop9h 05mHawaiian Airlines
Wed 4/307:06 amBWI - BOI
1 stop8h 41mHawaiian Airlines
Deal found 4/14$301
This Alaska Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/286:41 pmBOI - BWI
1 stop9h 05mAlaska Airlines
Wed 4/307:06 amBWI - BOI
1 stop8h 41mAlaska Airlines
Deal found 4/14$306
This Booking.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/812:36 pmBOI - BWI
1 stop25h 49mMultiple Airlines
Thu 6/125:26 pmBWI - BOI
2 stops17h 15mMultiple Airlines
Deal found 4/14$348
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:02 pmBOI - BWI
1 stop16h 27mSun Country Air
Sun 6/2912:25 pmBWI - BOI
1 stop6h 55mSun Country Air
Deal found 4/14$355
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:45 amBOI - BWI
2 stops12h 50mSouthwest
Mon 9/18:00 amBWI - BOI
1 stop9h 50mSouthwest
Deal found 4/14$359

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Baltimore 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, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from Boise to Baltimore that are best for you.

Fly from

Boise

Fly to

Baltimore

Route

Depart

Return

Price

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Fri 5/9

12:16 pm-6:10 am

1 stop15h 54m

Baltimore/Washington

Sun 5/11

7:17 am-11:21 am

1 stop30h 04m

$267

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 5/7

1:38 pm-11:21 pm

1 stop7h 43m

Baltimore/Washington

Tue 5/13

3:29 pm-10:00 pm

1 stop8h 31m

$287

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 5/7

7:10 pm-9:54 am

2 stops12h 44m

Baltimore/Washington

Tue 5/13

4:10 pm-9:42 pm

1 stop7h 32m

$292

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Tue 5/13

11:30 am-11:58 pm

2 stops10h 28m

Baltimore/Washington

Tue 5/20

6:00 am-1:46 pm

2 stops9h 46m

$297

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 4/28

6:41 pm-5:46 am

1 stop9h 05m

Baltimore/Washington

Wed 4/30

7:06 am-1:47 pm

1 stop8h 41m

$301

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Mon 4/28

6:41 pm-5:46 am

1 stop9h 05m

Baltimore/Washington

Wed 4/30

7:06 am-1:47 pm

1 stop8h 41m

$306

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sun 6/8

12:36 pm-4:25 pm

1 stop25h 49m

Baltimore/Washington

Thu 6/12

5:26 pm-8:41 am

2 stops17h 15m

$348

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 6/26

5:02 pm-11:29 am

1 stop16h 27m

Baltimore/Washington

Sun 6/29

12:25 pm-5:20 pm

1 stop6h 55m

$355

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 8/28

5:45 am-8:35 pm

2 stops12h 50m

Baltimore/Washington

Mon 9/1

8:00 am-3:50 pm

1 stop9h 50m

$359

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 6/12

7:30 am-6:29 pm

2 stops8h 59m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boise to Baltimore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Baltimore in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Baltimore flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Boise with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boise to Baltimore

How far ahead should I book a flight from Boise to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Baltimore. Price data was last updated on April 11, 2025.

The best time to book flights from Boise to Baltimore is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boise to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Boise to Baltimore (average of $241). Flying from Boise to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOI to BWI?

Find hourly flight availability from Boise to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Boise to Baltimore in the evening. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Boise to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from Boise to Baltimore. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boise to Baltimore flight should consider departing on Monday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated April 15, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Boise to Baltimore have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,918 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,375 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Boise to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Boise to Baltimore round-trip?

    Spirit Airlines, at $267, was found to be the cheapest airline from Boise to Baltimore.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Users have found that Spirit Airlines is 43% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boise to Baltimore one-way?

    $172 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Sun Country Air and Spirit Airlines, with prices starting from $189 and $201, respectively.

  • Can I find deals for flights from Boise to Baltimore that include hotel bookings?

    Yes. In addition to deals on Boise to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Baltimore.

  • Can I find deals for business class flights from Boise to Baltimore?

    Yes. Cheapflights offers flight deals from Boise to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boise to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Boise to Baltimore (average of $241). Flying from Boise to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Boise to Baltimore

Discover the top 4 airlines that operate flights from Boise to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$300Average$456FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$305Average$584FlexibilityNo cancel feeOn-time69%
DeltaCheapest$306Average$454FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$355Average$462FlexibilityNo cancel feeOn-time63%

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