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$90+ 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Maryland to Idaho

Keep the following information in mind while searching for Maryland to Idaho flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(FlightHub)

One-way from

$104
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$351
Provider with most accurate pricing for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Boise Air Term. Gowen Fld flights.
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From Maryland to Idaho
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One-way flight from Maryland to Idaho
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find 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 February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/19. 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.
Wed 4/236:51 amBWI - BOI
1 stop8h 48mSpirit Airlines
Wed 4/302:34 pmBOI - BWI
1 stop13h 12mSpirit Airlines
Deal found 2/19$181
This Delta deal was found by Cheapflights users on 2/19. 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 4/57:43 amIAD - BOI
1 stop10h 17mDelta
Mon 4/77:15 pmBOI - IAD
1 stop8h 53mDelta
Deal found 2/19$231
This Delta deal was found by Cheapflights users on 2/20. 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 4/16:00 amBWI - BOI
1 stop8h 46mDelta
Wed 4/163:25 pmBOI - BWI
1 stop6h 34mDelta
Deal found 2/20$231
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 4/56:30 amDCA - BOI
1 stop8h 03mAmerican Airlines
Sat 4/121:23 pmBOI - DCA
1 stop9h 32mAmerican Airlines
Deal found 2/19$231
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/77:00 amIAD - BOI
1 stop8h 52mHawaiian Airlines
Mon 4/146:40 pmBOI - IAD
1 stop9h 00mHawaiian Airlines
Deal found 2/19$239
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/18:00 amDCA - BOI
1 stop10h 20mHawaiian Airlines
Wed 4/169:00 amBOI - DCA
1 stop10h 55mHawaiian Airlines
Deal found 2/20$265
This Southwest deal was found by Cheapflights users on 2/20. 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.
Tue 4/13:40 pmIAD - BOI
1 stop9h 50mSouthwest
Wed 4/168:40 amBOI - IAD
2 stops11h 55mSouthwest
Deal found 2/20$271
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 4/56:15 amBWI - BOI
1 stop8h 18mAmerican Airlines
Sat 4/121:23 pmBOI - BWI
1 stop7h 13mAmerican Airlines
Deal found 2/19$279
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/710:42 amBWI - BOI
2 stops36h 57mMultiple Airlines
Mon 4/142:34 pmBOI - BWI
3 stops31h 41mMultiple Airlines
Deal found 2/19$285
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/26:18 amIAD - BOI
1 stop8h 28mAmerican Airlines
Sun 4/61:23 pmBOI - IAD
1 stop7h 19mAmerican Airlines
Deal found 2/19$295
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 4/27:31 amIAD - GEG
1 stop18h 31mAlaska Airlines
Wed 4/93:40 pmGEG - IAD
1 stop10h 54mAlaska Airlines
Deal found 2/19$296
This Delta deal was found by Cheapflights users on 2/19. 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 5/84:40 pmDCA - GEG
1 stop9h 07mDelta
Tue 5/136:05 amGEG - DCA
1 stop8h 57mDelta
Deal found 2/19$297

Find flights from Maryland to Idaho within your budget

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 February 20, 2025.

Fly from

Maryland

Fly to

Idaho

Route

Depart

Return

Price

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Wed 4/23

6:51 am-1:39 pm

1 stop8h 48m

Boise Air Term. Gowen Fld

Wed 4/30

2:34 pm-5:46 am

1 stop13h 12m

$181

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Sat 4/5

7:43 am-4:00 pm

1 stop10h 17m

Boise Air Term. Gowen Fld

Mon 4/7

7:15 pm-6:08 am

1 stop8h 53m

$231

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Sat 4/5

6:30 am-12:33 pm

1 stop8h 03m

Boise Air Term. Gowen Fld

Sat 4/12

1:23 pm-12:55 am

1 stop9h 32m

$231

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Tue 4/1

6:00 am-12:46 pm

1 stop8h 46m

Boise Air Term. Gowen Fld

Wed 4/16

3:25 pm-11:59 pm

1 stop6h 34m

$231

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Mon 4/7

7:00 am-1:52 pm

1 stop8h 52m

Boise Air Term. Gowen Fld

Mon 4/14

6:40 pm-5:40 am

1 stop9h 00m

$239

Washington, D.C.Boise

DCA - BOI

DCABOI

Washington, D.C. Reagan-National

Tue 4/1

8:00 am-4:20 pm

1 stop10h 20m

Boise Air Term. Gowen Fld

Wed 4/16

9:00 am-9:55 pm

1 stop10h 55m

$265

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Tue 4/1

3:40 pm-11:30 pm

1 stop9h 50m

Boise Air Term. Gowen Fld

Wed 4/16

8:40 am-10:35 pm

2 stops11h 55m

$271

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Sat 4/5

6:15 am-12:33 pm

1 stop8h 18m

Boise Air Term. Gowen Fld

Sat 4/12

1:23 pm-10:36 pm

1 stop7h 13m

$279

BaltimoreBoise

BWI - BOI

BWIBOI

Baltimore/Washington

Mon 4/7

10:42 am-9:39 pm

2 stops36h 57m

Boise Air Term. Gowen Fld

Mon 4/14

2:34 pm-12:15 am

3 stops31h 41m

$285

Washington, D.C.Boise

IAD - BOI

IADBOI

Washington, D.C. Dulles Intl

Wed 4/2

6:18 am-12:46 pm

1 stop8h 28m

Boise Air Term. Gowen Fld

Sun 4/6

1:23 pm-10:42 pm

1 stop7h 19m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 60 results
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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.

Travel insights for flights from Maryland to Idaho

Get recent, data-driven insights about flights from Maryland to Idaho including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Maryland to Idaho (average of $314). Flying from Maryland to Idaho in June is currently the most expensive (average of $436). 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 MD to ID?

Find hourly flight availability from Maryland to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Maryland to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 February 20, 2025.
To help decide which airline to fly from Maryland to Idaho, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Entertainment

7.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

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

    $104 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $116 and $149, 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, October is the cheapest month in which you can book a flight from Maryland to Idaho (average of $314). Flying from Maryland to Idaho in June is currently the most expensive (average of $436). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$229Average$328FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$334Average$683FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$493FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$347Average$486FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$406Average$681FlexibilityNo cancel feeOn-time69%
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