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Idaho Falls

$190+ Cheap flights from Maryland to Idaho Falls (IDA)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IDA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Maryland to Idaho Falls

Keep the following information in mind while searching for Maryland to Idaho Falls flight deals. Data was last updated September 16, 2025.

Round-trip from

$388
(Alaska Airlines)

One-way from

$190
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$597
From Maryland to Idaho Falls Fanning Field
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One-way flight from Maryland to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 7% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Maryland to Idaho Falls

Cheapest flights from Maryland to Idaho Falls
Explore the most affordable flight options available from Maryland to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/307:12 pmPHL - IDA
1 stop22h 01mAlaska Airlines
Sat 11/16:05 amIDA - PHL
1 stop10h 07mAlaska Airlines
Deal found 9/16$388
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/3011:45 amPHL - IDA
2 stops12h 04mAmerican Airlines
Sat 11/112:55 pmIDA - PHL
1 stop7h 30mAmerican Airlines
Deal found 9/14$424
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 10/147:15 amBWI - IDA
1 stop7h 18mDelta
Fri 10/176:53 pmIDA - BWI
1 stop9h 07mDelta
Deal found 9/15$440
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:30 pmDCA - IDA
1 stop10h 18mAmerican Airlines
Fri 10/171:11 pmIDA - DCA
1 stop8h 01mAmerican Airlines
Deal found 9/15$447
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:25 amIAD - IDA
1 stop18h 13mAlaska Airlines
Sat 10/186:00 amIDA - IAD
1 stop16h 23mAlaska Airlines
Deal found 9/15$472
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/166:25 amIAD - IDA
1 stop11h 13mAlaska Airlines
Mon 10/204:15 pmIDA - IAD
1 stop13h 18mAlaska Airlines
Deal found 9/16$475
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:10 amBWI - IDA
1 stop9h 05mUnited Airlines
Sat 10/1810:50 amIDA - BWI
1 stop6h 37mUnited Airlines
Deal found 9/15$479
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:40 pmIAD - IDA
2 stops32h 19mAlaska Airlines
Tue 11/43:50 pmIDA - IAD
1 stop12h 33mAlaska Airlines
Deal found 9/15$495
This Delta deal was found by Cheapflights users on 9/13. 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 10/710:18 amBWI - IDA
2 stops13h 57mDelta
Sun 10/126:53 pmIDA - BWI
1 stop9h 07mDelta
Deal found 9/13$501
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3010:10 amBWI - IDA
1 stop9h 08mUnited Airlines
Sat 10/49:41 amIDA - BWI
1 stop7h 46mUnited Airlines
Deal found 9/15$506
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:30 amDCA - IDA
1 stop7h 54mAmerican Airlines
Sat 10/41:35 pmIDA - DCA
1 stop7h 25mAmerican Airlines
Deal found 9/15$506
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1411:11 amBWI - IDA
2 stops12h 37mAmerican Airlines
Fri 10/1712:55 pmIDA - BWI
1 stop8h 23mAmerican Airlines
Deal found 9/15$510

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland to Idaho Falls 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 September 16, 2025.
Use the filters below to find and compare flights from Maryland to Idaho Falls that are best for you.

Fly from

Maryland

Fly to

Idaho Falls

Route

Depart

Return

Price

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 10/30

7:12 pm-3:13 pm

1 stop22h 01m

Idaho Falls Fanning Field

Sat 11/1

6:05 am-6:12 pm

1 stop10h 07m

$388

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 10/30

7:12 pm-3:13 pm

1 stop22h 01m

Idaho Falls Fanning Field

Tue 11/4

3:50 pm-5:42 am

1 stop11h 52m

$388

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 2/18

7:00 am-3:23 pm

1 stop10h 23m

Idaho Falls Fanning Field

Fri 2/27

8:00 am-5:55 pm

1 stop7h 55m

$413

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 2/18

7:00 am-3:23 pm

1 stop10h 23m

Idaho Falls Fanning Field

Thu 2/26

8:00 am-5:55 pm

1 stop7h 55m

$413

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Wed 2/18

6:30 am-12:25 pm

1 stop7h 55m

Idaho Falls Fanning Field

Fri 2/27

1:34 pm-12:40 am

1 stop9h 06m

$414

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sun 2/8

5:15 pm-10:21 pm

1 stop7h 06m

Idaho Falls Fanning Field

Sat 2/14

6:00 am-4:19 pm

1 stop8h 19m

$415

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Fri 1/30

6:07 am-12:20 pm

1 stop8h 13m

Idaho Falls Fanning Field

Sun 2/8

1:44 pm-11:00 pm

1 stop7h 16m

$415

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Tue 3/10

7:00 am-12:31 pm

1 stop7h 31m

Idaho Falls Fanning Field

Wed 3/11

1:05 pm-11:16 pm

1 stop8h 11m

$419

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 10/30

11:45 am-9:49 pm

2 stops12h 04m

Idaho Falls Fanning Field

Sat 11/1

12:55 pm-10:25 pm

1 stop7h 30m

$424

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Thu 10/30

11:45 am-9:49 pm

2 stops12h 04m

Idaho Falls Fanning Field

Tue 11/4

7:10 am-5:30 pm

1 stop8h 20m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 59 results
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Best time to book a flight from Maryland to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Maryland to Idaho Falls (average of $380). Flying from Maryland to Idaho Falls in December is currently the most expensive (average of $578). 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.

Related info for your journey

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

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly into when you book flights from Maryland to Idaho Falls.

  • How long is the flight from Maryland to Idaho Falls?

    A quick flight from Maryland to Idaho Falls can take about 7h 55m. Alaska Airlines provides one of the quickest options available for as low as $414. There are 1835 mi between Maryland and Idaho Falls. This flight may include one or multiple stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $197. However, be on the lookout for offers from Alaska Airlines and Hawaiian Airlines, as they are both options that can get you from Maryland to Idaho Falls for a low price.

  • What are the most popular routes from Maryland to Idaho Falls?

    When deciding which route to take from Maryland to Idaho Falls consider Washington, D.C. Dulles Intl - Idaho Falls Fanning Field, Washington, D.C. Reagan-National - Idaho Falls Fanning Field or Baltimore/Washington - Idaho Falls Fanning Field as they are the most popular.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Maryland to Idaho Falls (average of $380). Flying from Maryland to Idaho Falls in December is currently the most expensive (average of $578). 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 Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Alternative routes for Maryland to Idaho Falls

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

Discover the top 3 airlines that operate flights from Maryland to Idaho Falls. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$823FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$489FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$466Average$755FlexibilityNo cancel feeOn-time69%

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