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$105+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BWI
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find cheap flights from Boise to Baltimore with Cheapflights

1. Tell us where you want to go

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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 57 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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$276
(Delta)

One-way from

$105
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$568
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
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One-way flight from Boise Air Term. Gowen Fld to Baltimore/Washington
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Highest demand for flights based on searches. 5% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 26, 2025.

This Delta deal was found by Cheapflights users on 11/24. 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.
Sat 12/201:57 pmBOI - BWI
1 stop6h 47mDelta
Tue 12/307:05 amBWI - BOI
1 stop7h 40mDelta
Deal found 11/24$382
This Delta deal was found by Cheapflights users on 11/24. 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.
Sun 12/2111:51 pmBOI - BWI
1 stop9h 03mDelta
Thu 1/16:00 amBWI - BOI
2 stops10h 18mDelta
Deal found 11/24$396
This Delta deal was found by Cheapflights users on 11/25. 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.
Thu 12/257:30 amBOI - BWI
2 stops14h 01mDelta
Fri 1/26:00 amBWI - BOI
2 stops13h 27mDelta
Deal found 11/25$397
This Southwest deal was found by Cheapflights users on 11/25. 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 12/252:40 pmBOI - BWI
1 stop12h 30mSouthwest
Fri 1/26:20 amBWI - BOI
1 stop11h 25mSouthwest
Deal found 11/25$422
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Thu 12/116:35 amBOI - BWI
1 stop8h 41mUnited Airlines
Wed 12/1710:20 amBWI - BOI
2 stops13h 05mUnited Airlines
Deal found 11/25$446
This Delta deal was found by Cheapflights users on 11/24. 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.
Mon 12/2211:47 pmBOI - BWI
1 stop7h 31mDelta
Tue 12/307:05 amBWI - BOI
1 stop7h 40mDelta
Deal found 11/24$449
This Southwest deal was found by Cheapflights users on 11/24. 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.
Mon 12/228:45 pmBOI - BWI
1 stop7h 00mSouthwest
Thu 1/16:15 amBWI - BOI
1 stop9h 50mSouthwest
Deal found 11/24$451
This United Airlines deal was found by Cheapflights users on 11/26. 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.
Thu 12/186:55 pmBOI - BWI
1 stop8h 19mUnited Airlines
Sun 1/188:13 amBWI - BOI
1 stop9h 57mUnited Airlines
Deal found 11/26$461
This Delta deal was found by Cheapflights users on 11/25. 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.
Thu 12/1111:10 amBOI - BWI
2 stops11h 11mDelta
Wed 12/1711:42 amBWI - BOI
2 stops10h 38mDelta
Deal found 11/25$462

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 November 26, 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

Thu 1/8

9:15 am-11:26 pm

2 stops12h 11m

Baltimore/Washington

Sat 1/10

11:24 am-9:58 pm

2 stops12h 34m

$276

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sun 1/25

9:15 am-11:05 pm

2 stops11h 50m

Baltimore/Washington

Thu 2/5

3:00 pm-11:59 pm

2 stops10h 59m

$276

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 1/14

9:15 am-11:26 pm

2 stops12h 11m

Baltimore/Washington

Wed 1/28

6:00 am-6:28 pm

2 stops14h 28m

$276

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 1/14

6:23 am-6:14 pm

1 stop9h 51m

Baltimore/Washington

Wed 1/28

7:14 pm-10:52 am

1 stop17h 38m

$306

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sat 2/21

3:01 pm-11:12 pm

1 stop6h 11m

Baltimore/Washington

Sat 2/28

6:05 am-4:15 pm

2 stops12h 10m

$311

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Thu 2/19

12:51 pm-11:44 pm

1 stop8h 53m

Baltimore/Washington

Sat 2/28

6:00 am-12:28 pm

1 stop8h 28m

$322

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sun 1/11

12:07 pm-7:01 pm

3 stops52h 54m

$129

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sun 1/11

12:07 pm-7:21 am

2 stops17h 14m

$148

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Wed 12/10

5:59 pm-5:40 am

1 stop9h 41m

$153

BoiseBaltimore

BOI - BWI

BOIBWI

Boise Air Term. Gowen Fld

Sat 1/10

3:21 pm-11:52 pm

1 stop6h 31m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 17 results
1
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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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Baltimore flight deals on Cheapflights vs. eDreams >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 November 21, 2025.

The best time to book flights from Boise to Baltimore is 57 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, April is the cheapest month in which you can book a flight from Boise to Baltimore (average of $141). Flying from Boise to Baltimore in March is currently the most expensive (average of $319). 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 November 26, 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 28% 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.

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 November 26, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Boise to Baltimore have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Boise to Baltimore?

    Airlines like Delta and Alaska Airlines fly from Boise to Baltimore in about 9h 51m. The time it takes to get you to your destination can typically vary by up to 2h 20m. Airlines will cover a distance of 2052 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Delta, at $286, was found to be the cheapest airline from Boise to Baltimore.Alternate airlines to your destination round-trip include United Airlines and Southwest. Users have found that Delta is 34% cheaper than the other options available to this destination.

  • 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, April is the cheapest month in which you can book a flight from Boise to Baltimore (average of $141). Flying from Boise to Baltimore in March is currently the most expensive (average of $319). 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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Alternative routes for Boise to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Boise to Baltimore

Discover the top 3 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$286Average$419FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$305Average$483FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$351Average$446FlexibilityNo cancel feeOn-time63%

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