HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boise

$120+ Cheap flights from Maryland to Boise (BOI)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Aug 3 — Aug 101
Mon 8/3
Mon 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Maryland to Boise with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Maryland to Boise

Cheapest flights from Maryland to Boise
Explore the most affordable flight options available from Maryland to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 4, 2026.

This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:00 am
DCA
-
BOI
1 stop7h 29m
Frontier
Tue 8/111:24 pm
BOI
-
DCA
1 stop6h 35m
Frontier
Deal found 7/2$240
This Frontier deal was found by Cheapflights users on 7/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:00 pm
DCA
-
BOI
1 stop20h 29m
Frontier
Tue 8/41:24 pm
BOI
-
DCA
1 stop21h 27m
Frontier
Deal found 7/3$241
This Frontier deal was found by Cheapflights users on 6/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:00 am
DCA
-
BOI
1 stop7h 29m
Frontier
Tue 7/281:24 pm
BOI
-
DCA
1 stop6h 35m
Frontier
Deal found 6/30$242
This Trip.com deal was found by Cheapflights users on 6/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/221:59 pm
DCA
-
BOI
1 stop24h 30m
Frontier
Tue 7/281:24 pm
BOI
-
DCA
1 stop6h 35m
Frontier
Deal found 6/30$258
This United Airlines deal was found by Cheapflights users on 7/3. 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 9/236:15 am
IAD
-
BOI
1 stop7h 11m
United Airlines
Wed 9/237:05 pm
BOI
-
IAD
1 stop9h 55m
United Airlines
Deal found 7/3$288
This Booking.com deal was found by Cheapflights users on 7/3. 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.
Mon 9/148:44 pm
PHL
-
BOI
1 stop17h 20m
Multiple Airlines
Fri 9/185:52 pm
BOI
-
PHL
1 stop9h 48m
Multiple Airlines
Deal found 7/3$288
This Delta deal was found by Cheapflights users on 6/30. 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 8/257:00 am
IAD
-
BOI
1 stop7h 14m
Delta
Wed 8/262:53 pm
BOI
-
IAD
1 stop6h 28m
Delta
Deal found 6/30$293
This Delta deal was found by Cheapflights users on 7/3. 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 8/202:18 pm
BWI
-
BOI
1 stop9h 39m
Delta
Mon 8/2411:10 pm
BOI
-
BWI
1 stop9h 47m
Delta
Deal found 7/3$293
This Delta deal was found by Cheapflights users on 7/1. 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 8/256:59 am
DCA
-
BOI
1 stop7h 50m
Delta
Wed 8/261:59 pm
BOI
-
DCA
1 stop7h 49m
Delta
Deal found 7/1$293
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am
DCA
-
BOI
1 stop7h 04m
Frontier
Tue 9/2212:59 pm
BOI
-
DCA
1 stop6h 59m
Frontier
Deal found 7/1$295
This Frontier deal was found by Cheapflights users on 7/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am
DCA
-
BOI
1 stop7h 04m
Frontier
Sun 10/412:59 pm
BOI
-
DCA
1 stop6h 59m
Frontier
Deal found 7/3$296
This Delta deal was found by Cheapflights users on 7/1. 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 8/256:00 am
BWI
-
BOI
2 stops9h 42m
Delta
Wed 8/266:45 pm
BOI
-
BWI
1 stop9h 35m
Delta
Deal found 7/1$298

Find flight deals from Maryland to Boise

Keep the following information in mind while searching for Maryland to Boise flight deals. Data was last updated July 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(Expedia)

One-way from

$120
(Frontier)

Popular in

December

Cheapest in

May

Average price

$458
Provider with most accurate pricing for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flights.
Search Deals
From Maryland to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Maryland to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Boise 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 July 4, 2026.
Use the filters below to find and compare flights from Maryland to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 9/30

6:20 am-1:44 pm

1 stop9h 24m

Boise Air Term. Gowen Fld

Mon 10/5

11:10 pm-9:12 am

1 stop8h 02m

$293

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Thu 8/20

6:49 pm-11:59 pm

1 stop7h 10m

Boise Air Term. Gowen Fld

Mon 8/24

11:10 pm-9:20 am

1 stop8h 10m

$293

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 9/16

6:15 am-1:44 pm

1 stop9h 29m

Boise Air Term. Gowen Fld

Thu 10/1

11:10 pm-9:16 am

1 stop8h 06m

$293

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 8/25

7:17 pm-11:59 pm

1 stop6h 42m

Boise Air Term. Gowen Fld

Wed 8/26

6:45 pm-6:20 am

1 stop9h 35m

$293

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 9/29

6:15 am-1:44 pm

1 stop9h 29m

Boise Air Term. Gowen Fld

Tue 10/6

6:40 pm-6:00 am

1 stop9h 20m

$293

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 11/4

7:15 am-12:16 pm

1 stop7h 01m

Boise Air Term. Gowen Fld

Wed 11/11

1:43 pm-12:26 am

1 stop8h 43m

$293

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Thu 10/1

4:45 pm-11:58 pm

1 stop9h 13m

Boise Air Term. Gowen Fld

Mon 10/5

11:10 pm-9:10 am

1 stop8h 00m

$293

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 8/25

6:59 am-12:49 pm

1 stop7h 50m

Boise Air Term. Gowen Fld

Wed 8/26

1:59 pm-11:48 pm

1 stop7h 49m

$293

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Sun 9/13

6:59 pm-11:59 pm

1 stop7h 00m

Boise Air Term. Gowen Fld

Sat 9/19

5:59 pm-5:50 am

1 stop9h 51m

$304

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Thu 10/15

7:00 am-3:20 pm

1 stop10h 20m

Boise Air Term. Gowen Fld

Sun 10/18

7:13 pm-5:45 am

1 stop8h 32m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Maryland to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Maryland 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 Maryland to Boise

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

Currently, January is the cheapest month in which you can book a flight from Maryland to Boise (average of $196). Flying from Maryland to Boise in April is currently the most expensive (average of $410). 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.

How much does it cost to fly round-trip from Maryland to Boise?

Related info for your journey

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

  • What airport do you fly into for flights to Boise from Maryland?

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Boise from Maryland.

  • How long is the flight from Maryland to Boise?

    There are many flights that can get you from Maryland to Boise in 7h 13m. Fly via Delta, Alaska Airlines, or United Airlines to get the fastest option. The distance between Maryland and Boise is about 2019 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $129. However, be on the lookout for offers from United Airlines and Southwest, as they are both options that can get you from Maryland to Boise for a low price.

  • What are the most popular routes from Maryland to Boise?

    When deciding which route to take from Maryland to Boise consider Washington, D.C. Dulles Intl - Boise Air Term. Gowen Fld, Baltimore/Washington - Boise Air Term. Gowen Fld or Washington, D.C. Reagan-National - Boise Air Term. Gowen Fld as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland to Boise 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 Maryland to Boise?

    Currently, January is the cheapest month in which you can book a flight from Maryland to Boise (average of $196). Flying from Maryland to Boise in April is currently the most expensive (average of $410). 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

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Meridian
Nampa
Caldwell
Ontario

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Maryland to Boise

Discover the top 4 airlines that operate flights from Maryland to Boise. 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 July 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$214Average$438FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$274Average$353FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$342Average$501FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$384Average$588FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.