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Idaho

$89+ Cheap flights from Maryland to Idaho

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Maryland to Idaho

Cheapest flights from Maryland to Idaho
Explore the most affordable flight options available from Maryland to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 2/254:10 pm
IAD
-
BOI
1 stop9h 28m
United Airlines
Wed 3/45:00 am
BOI
-
IAD
1 stop6h 05m
United Airlines
Deal found 1/27$257
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/252:58 pm
BWI
-
GEG
1 stop7h 59m
Delta
Sat 3/72:05 pm
GEG
-
BWI
1 stop6h 07m
Delta
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/252:58 pm
BWI
-
BOI
1 stop7h 57m
Delta
Tue 3/32:54 pm
BOI
-
BWI
1 stop6h 53m
Delta
Deal found 1/28$257
This United Airlines deal was found by Cheapflights users on 1/28. 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 4/151:10 pm
IAD
-
GEG
1 stop8h 41m
United Airlines
Wed 4/297:10 am
GEG
-
IAD
1 stop7h 18m
United Airlines
Deal found 1/28$257
This Delta deal was found by Cheapflights users on 1/27. 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.
Wed 3/113:36 pm
PHL
-
BOI
1 stop8h 49m
Delta
Wed 4/13:01 pm
BOI
-
PHL
1 stop6h 58m
Delta
Deal found 1/27$257
This Delta deal was found by Cheapflights users on 1/27. 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.
Wed 2/2512:38 pm
IAD
-
BOI
2 stops11h 18m
Delta
Wed 3/45:20 am
BOI
-
IAD
1 stop6h 14m
Delta
Deal found 1/27$262
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/256:00 am
BWI
-
GEG
1 stop8h 35m
Delta
Wed 3/49:25 am
GEG
-
BWI
2 stops10h 28m
Delta
Deal found 1/28$262
This Delta deal was found by Cheapflights users on 1/28. 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.
Wed 2/2511:45 am
BWI
-
BOI
2 stops12h 11m
Delta
Wed 3/41:43 pm
BOI
-
BWI
1 stop8h 52m
Delta
Deal found 1/28$262
This Delta deal was found by Cheapflights users on 1/27. 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.
Wed 2/259:54 am
DCA
-
BOI
2 stops10h 28m
Delta
Wed 3/45:20 am
BOI
-
DCA
1 stop6h 04m
Delta
Deal found 1/27$262
This Delta deal was found by Cheapflights users on 1/28. 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 4/216:00 am
IAD
-
GEG
2 stops10h 03m
Delta
Tue 4/281:07 pm
GEG
-
IAD
1 stop7h 48m
Delta
Deal found 1/28$262
This Delta deal was found by Cheapflights users on 1/27. 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 3/106:05 am
PHL
-
BOI
2 stops9h 59m
Delta
Wed 4/13:01 pm
BOI
-
PHL
1 stop6h 58m
Delta
Deal found 1/27$262
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/2510:30 am
BWI
-
BOI
2 stops12h 25m
United Airlines
Sat 2/282:40 pm
BOI
-
BWI
1 stop6h 45m
United Airlines
Deal found 1/28$269

Find flight deals from Maryland to Idaho

Keep the following information in mind while searching for Maryland to Idaho flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(United Airlines)

One-way from

$89
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$455
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 Idaho
Search Deals
One-way flight from Maryland to Idaho
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Idaho 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 January 29, 2026.
Use the filters below to find and compare flights from Maryland to Idaho that are best for you.

Fly from

Maryland

Fly to

Idaho

Route

Depart

Return

Price

BaltimoreSpokane

BWI - GEG

BWIGEG

Baltimore/Washington

Wed 2/25

6:46 pm-11:59 pm

1 stop8h 13m

Spokane

Tue 3/3

7:05 am-5:46 pm

1 stop7h 41m

$257

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 2/25

2:58 pm-8:55 pm

1 stop7h 57m

Boise Air Term. Gowen Fld

Tue 3/3

2:54 pm-11:47 pm

1 stop6h 53m

$257

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 3/3

7:05 am-12:09 pm

1 stop7h 04m

Boise Air Term. Gowen Fld

Sat 3/7

1:43 pm-12:35 am

1 stop8h 52m

$257

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 2/25

12:38 pm-9:56 pm

2 stops11h 18m

Boise Air Term. Gowen Fld

Wed 3/4

5:20 am-1:34 pm

1 stop6h 14m

$262

BaltimoreSpokane

BWI - GEG

BWIGEG

Baltimore/Washington

Sat 2/28

7:15 am-6:55 pm

2 stops14h 40m

Spokane

Wed 3/4

12:48 pm-12:35 am

1 stop8h 47m

$262

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 2/25

6:05 am-4:15 pm

2 stops12h 10m

Boise Air Term. Gowen Fld

Sat 3/7

1:43 pm-12:35 am

1 stop8h 52m

$262

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Tue 3/10

6:05 am-2:04 pm

2 stops9h 59m

Boise Air Term. Gowen Fld

Wed 4/1

3:01 pm-11:59 pm

1 stop6h 58m

$262

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 3/3

6:00 am-1:58 pm

2 stops9h 58m

Boise Air Term. Gowen Fld

Wed 3/4

8:50 am-11:47 pm

2 stops12h 57m

$268

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Wed 2/25

9:54 am-6:22 pm

2 stops10h 28m

Boise Air Term. Gowen Fld

Wed 3/4

5:20 am-6:59 pm

2 stops11h 39m

$268

PhiladelphiaJackson

PHL - JAC

PHLJAC

Philadelphia

Sun 2/22

5:00 am-12:38 pm

1 stop9h 38m

Jackson Hole

Sat 2/28

12:28 pm-11:50 pm

1 stop9h 22m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 60 results
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6

Best time to book a flight from Maryland to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho

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

Currently, March is the cheapest month in which you can book a flight from Maryland to Idaho (average of $180). Flying from Maryland to Idaho in June is currently the most expensive (average of $379). 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.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated January 29, 2026.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Maryland to Idaho have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,806 reviews
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,267 reviews
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,128 reviews
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,215 reviews
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,205 reviews
Alaska Airlines
8.0
Very good
11,806 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Maryland to Idaho. 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 Maryland to Idaho?

    There are many flights that can get you from Maryland to Idaho in 7h 57m. Fly via Alaska Airlines, Delta, or American Airlines to get the fastest option. There are 2052 mi between Maryland and Idaho. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $118 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Southwest, with prices starting from $158 and $197, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Maryland to Idaho (average of $180). Flying from Maryland to Idaho in June is currently the most expensive (average of $379). 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 Maryland to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Maryland to Idaho

Discover the top 5 airlines that operate flights from Maryland to Idaho. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$445FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$275Average$608FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$321Average$372FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$346Average$483FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$400Average$842FlexibilityNo cancel feeOn-time71%

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