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$89+ Cheap flights from Idaho to Maryland

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BWI
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Idaho to Maryland

Keep the following information in mind while searching for Idaho to Maryland flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Frontier)

One-way from

$89
(Frontier)

Popular in

March

Cheapest in

February

Average price

$374
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Washington, D.C. (WAS) flights.
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From Idaho to Maryland
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One-way flight from Idaho to Maryland
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($11 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 Idaho to Maryland

Cheapest flights from Idaho to Maryland
Explore the most affordable flight options available from Idaho to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Frontier deal was found by Cheapflights users on 4/17. 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.
Thu 5/2911:49 amGEG - PHL
1 stop7h 16mFrontier
Sun 6/16:15 amPHL - GEG
1 stop7h 48mFrontier
Deal found 4/17$218
This Booking.com deal was found by Cheapflights users on 4/16. 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.
Thu 5/2211:49 amGEG - BWI
1 stop25h 39mFrontier
Mon 5/265:23 pmBWI - GEG
1 stop20h 41mFrontier
Deal found 4/16$280
This American Airlines deal was found by Cheapflights users on 4/16. 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 4/16$287
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/16$292
This Kiwi.com deal was found by Cheapflights users on 4/16. 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 4/16$293
This Hawaiian Airlines deal was found by Cheapflights users on 4/16. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/187:26 pmGEG - IAD
1 stop9h 10mHawaiian Airlines
Sat 5/245:14 pmIAD - GEG
1 stop9h 33mHawaiian Airlines
Deal found 4/16$296
This Delta deal was found by Cheapflights users on 4/16. 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 7/1711:55 amGEG - IAD
1 stop8h 34mDelta
Fri 7/256:40 pmIAD - GEG
1 stop7h 23mDelta
Deal found 4/16$297
This Delta deal was found by Cheapflights users on 4/16. 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 5/212:10 pmGEG - DCA
1 stop6h 16mDelta
Sun 5/254:59 pmDCA - GEG
1 stop8h 32mDelta
Deal found 4/16$297
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.
Fri 5/3011:20 pmGEG - BWI
1 stop8h 27mDelta
Wed 6/46:55 amBWI - GEG
1 stop8h 06mDelta
Deal found 4/15$297
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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.
Wed 5/79:18 amBOI - DCA
1 stop10h 41mAlaska Airlines
Tue 5/138:59 amDCA - BOI
1 stop15h 56mAlaska Airlines
Deal found 4/16$300
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Tue 5/207:10 pmBOI - IAD
1 stop8h 13mUnited Airlines
Tue 5/276:48 amIAD - BOI
1 stop6h 55mUnited Airlines
Deal found 4/17$301
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.
Sat 8/231:43 pmBOI - DCA
1 stop7h 42mDelta
Sun 8/317:40 amDCA - BOI
1 stop7h 50mDelta
Deal found 4/15$301

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to Maryland 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 17, 2025.
Use the filters below to find and compare flights from Idaho to Maryland that are best for you.

Fly from

Idaho

Fly to

Maryland

Route

Depart

Return

Price

SpokanePhiladelphia

GEG - PHL

GEGPHL

Spokane

Thu 5/29

11:49 am-10:05 pm

1 stop7h 16m

Philadelphia

Sun 6/1

6:15 am-11:03 am

1 stop7h 48m

$218

SpokaneBaltimore

GEG - BWI

GEGBWI

Spokane

Thu 5/22

11:49 am-4:28 pm

1 stop25h 39m

Baltimore/Washington

Mon 5/26

5:23 pm-11:04 am

1 stop20h 41m

$280

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

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

$293

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 5/18

7:26 pm-7:36 am

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 5/24

5:14 pm-11:47 pm

1 stop9h 33m

$296

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Thu 7/17

11:55 am-11:29 pm

1 stop8h 34m

Washington, D.C. Dulles Intl

Fri 7/25

6:40 pm-11:03 pm

1 stop7h 23m

$297

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Wed 5/21

2:10 pm-11:26 pm

1 stop6h 16m

Washington, D.C. Reagan-National

Sun 5/25

4:59 pm-10:31 pm

1 stop8h 32m

$297

SpokaneBaltimore

GEG - BWI

GEGBWI

Spokane

Fri 5/30

11:20 pm-10:47 am

1 stop8h 27m

Baltimore/Washington

Wed 6/4

6:55 am-12:01 pm

1 stop8h 06m

$297

BoiseWashington, D.C.

BOI - DCA

BOIDCA

Boise Air Term. Gowen Fld

Wed 5/7

9:18 am-9:59 pm

1 stop10h 41m

Washington, D.C. Reagan-National

Tue 5/13

8:59 am-10:55 pm

1 stop15h 56m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to Maryland

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Maryland (average of $241). Flying from Idaho to Maryland 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 ID to MD?

Find hourly flight availability from Idaho to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Maryland as you normally would.

Rainfall in Maryland by month

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

In terms of precipitation, rainfall in Maryland 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 Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

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

If weather is an important factor for your trip to Maryland, 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 Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated April 17, 2025.
To help decide which airline to fly from Idaho to Maryland, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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
2,382 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Crew

8.5

Food

7.1

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 Idaho to Maryland. 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 to fly from Idaho to Maryland one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $89. Users have also found prices from $135 and $138 on Alaska Airlines and Spirit Airlines, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho to Maryland (average of $241). Flying from Idaho to Maryland 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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Alternative routes for Idaho to Maryland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to Maryland

Discover the top 4 airlines that operate flights from Idaho to Maryland. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$300Average$456FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$305Average$683FlexibilityNo cancel feeOn-time69%
DeltaCheapest$306Average$454FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$355Average$462FlexibilityNo cancel feeOn-time63%

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