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Idaho Falls

$211+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IDA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/316:35 amPHL - IDA
2 stops8h 55mUnited Airlines
Mon 1/52:30 pmIDA - PHL
1 stop6h 42mUnited Airlines
Deal found 12/16$576
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/258:15 amBWI - IDA
1 stop9h 09mUnited Airlines
Thu 1/15:00 amIDA - BWI
2 stops9h 58mUnited Airlines
Deal found 12/15$600
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/244:05 pmBWI - IDA
1 stop8h 54mUnited Airlines
Wed 12/312:30 pmIDA - BWI
1 stop6h 46mUnited Airlines
Deal found 12/15$636
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/256:15 amBWI - IDA
2 stops11h 09mUnited Airlines
Wed 12/312:30 pmIDA - BWI
1 stop6h 46mUnited Airlines
Deal found 12/15$641
This Delta deal was found by Cheapflights users on 12/15. 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.
Wed 12/247:00 amBWI - IDA
1 stop7h 27mDelta
Tue 12/306:57 pmIDA - BWI
1 stop8h 48mDelta
Deal found 12/15$651
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:48 amBWI - IDA
2 stops14h 33mAmerican Airlines
Mon 12/291:16 pmIDA - BWI
1 stop7h 40mAmerican Airlines
Deal found 12/17$676
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/214:05 pmBWI - IDA
1 stop8h 54mUnited Airlines
Mon 12/295:00 amIDA - BWI
2 stops9h 58mUnited Airlines
Deal found 12/15$681
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/295:20 pmIAD - IDA
1 stop7h 39mUnited Airlines
Mon 1/55:00 amIDA - IAD
1 stop6h 16mUnited Airlines
Deal found 12/17$686
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Tue 12/308:00 amPHL - IDA
1 stop9h 22mUnited Airlines
Mon 1/52:30 pmIDA - PHL
1 stop6h 42mUnited Airlines
Deal found 12/16$691
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/205:20 pmIAD - IDA
1 stop7h 39mUnited Airlines
Tue 12/305:00 amIDA - IAD
1 stop6h 16mUnited Airlines
Deal found 12/16$696
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/258:15 amBWI - IDA
1 stop7h 15mUnited Airlines
Tue 12/302:30 pmIDA - BWI
1 stop6h 46mUnited Airlines
Deal found 12/15$701
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 amBWI - IDA
1 stop7h 27mDelta
Sun 12/286:57 pmIDA - BWI
1 stop8h 48mDelta
Deal found 12/17$706

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(Alaska Airlines)

One-way from

$211
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$504
Provider with most accurate pricing for Washington, D.C. (WAS)-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Idaho Falls Fanning Field flights.
Search Deals
From Maryland to Idaho Falls Fanning Field
Search Deals
One-way flight from Maryland to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sat 1/24

8:00 am-6:18 pm

1 stop12h 18m

Idaho Falls Fanning Field

Wed 1/28

9:00 am-9:59 pm

1 stop10h 59m

$324

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Sat 1/24

6:04 pm-10:59 pm

1 stop30h 55m

Idaho Falls Fanning Field

Wed 1/28

6:58 pm-4:26 pm

1 stop19h 28m

$354

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sun 1/18

6:30 am-1:37 pm

1 stop9h 07m

Idaho Falls Fanning Field

Wed 3/4

2:02 pm-11:00 pm

1 stop6h 58m

$365

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 1/22

6:04 pm-10:59 pm

1 stop30h 55m

Idaho Falls Fanning Field

Mon 1/26

6:58 pm-4:26 pm

1 stop19h 28m

$365

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 1/13

8:23 am-3:31 pm

1 stop9h 08m

Idaho Falls Fanning Field

Thu 1/15

2:40 pm-11:15 pm

1 stop6h 35m

$384

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 2/5

6:04 pm-10:59 pm

1 stop30h 55m

Idaho Falls Fanning Field

Mon 2/9

6:58 pm-4:26 pm

1 stop19h 28m

$384

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 1/22

6:04 pm-6:18 pm

1 stop26h 14m

Idaho Falls Fanning Field

Tue 1/27

9:00 am-5:04 pm

2 stops30h 04m

$393

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 2/18

7:05 am-12:27 pm

1 stop7h 22m

Idaho Falls Fanning Field

Fri 2/27

1:10 pm-11:46 pm

1 stop8h 36m

$402

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Fri 1/9

3:43 pm-9:16 pm

1 stop7h 33m

Idaho Falls Fanning Field

Sat 1/10

2:40 pm-11:30 pm

1 stop6h 50m

$404

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 2/18

11:22 am-11:07 pm

2 stops13h 45m

Idaho Falls Fanning Field

Fri 2/27

2:02 pm-10:48 pm

1 stop6h 46m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 43 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, April is the cheapest month in which you can book a flight from Maryland to Idaho Falls (average of $333). Flying from Maryland to Idaho Falls in December is currently the most expensive (average of $619). 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 9h 07m. Alaska Airlines provides one of the quickest options available for as low as $365. There are 1835 mi between Maryland and Idaho Falls. This flight may include one or multiple stops.

  • 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, Baltimore/Washington - Idaho Falls Fanning Field or Washington, D.C. Reagan-National - 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, April is the cheapest month in which you can book a flight from Maryland to Idaho Falls (average of $333). Flying from Maryland to Idaho Falls in December is currently the most expensive (average of $619). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$823FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$473FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$466Average$751FlexibilityNo cancel feeOn-time69%

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