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Cheap flights from Maryland to Idaho Falls from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Idaho Falls departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maryland to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:59 am - 10:47 am
IAD
-
IDA
27h 48m
1 stop
Multiple Airlines Logo
5:08 pm - 8:04 am
IDA
-
IAD
12h 56m
1 stop
$323Multiple Airlines
Thu, Aug 20 - Fri, Aug 28
Delta Logo
7:35 am - 12:15 pm
BWI
-
IDA
6h 40m
1 stop
Delta Logo
6:57 pm - 6:18 am
IDA
-
BWI
9h 21m
1 stop
$349Delta
Tue, Sep 29 - Sun, Oct 4
American Airlines Logo
5:00 am - 11:30 am
DCA
-
IDA
8h 30m
1 stop
American Airlines Logo
1:58 pm - 11:59 pm
IDA
-
DCA
8h 01m
1 stop
$349American Airlines
Sun, Sep 6 - Wed, Sep 9
United Airlines Logo
6:30 am - 1:29 pm
IAD
-
IDA
8h 59m
1 stop
United Airlines Logo
4:04 pm - 12:32 am
IDA
-
IAD
6h 28m
1 stop
$349United Airlines
Thu, Aug 20 - Fri, Aug 28
Delta Logo
12:30 pm - 10:32 pm
BWI
-
IDA
12h 02m
2 stops
Delta Logo
7:00 pm - 6:20 am
IDA
-
BWI
9h 20m
1 stop
$354Delta
Tue, Aug 11 - Tue, Aug 18
Delta Logo
12:30 pm - 10:32 pm
BWI
-
IDA
12h 02m
2 stops
Delta Logo
7:00 pm - 10:57 am
IDA
-
BWI
13h 57m
2 stops
$359Delta
Tue, Aug 11 - Tue, Aug 18
Alaska Airlines Logo
7:00 am - 3:35 pm
IAD
-
IDA
10h 35m
1 stop
Alaska Airlines Logo
1:46 pm - 11:59 pm
IDA
-
IAD
8h 13m
1 stop
$384Alaska Airlines
Wed, Oct 28 - Sat, Oct 31
American Airlines Logo
12:57 pm - 9:20 pm
PHL
-
IDA
10h 23m
1 stop
American Airlines Logo
1:43 pm - 11:59 pm
IDA
-
PHL
8h 16m
1 stop
$410American Airlines
Sat, Aug 22 - Fri, Aug 28
Alaska Airlines Logo
7:00 am - 3:17 pm
BWI
-
IDA
10h 17m
1 stop
Alaska Airlines Logo
6:04 am - 5:12 pm
IDA
-
BWI
9h 08m
1 stop
$419Alaska Airlines
Tue, Nov 10 - Sat, Nov 14
United Airlines Logo
6:30 am - 1:25 pm
IAD
-
IDA
8h 55m
1 stop
United Airlines Logo
4:04 pm - 12:32 am
IDA
-
IAD
6h 28m
1 stop
$424United Airlines
Tue, Aug 4 - Fri, Aug 14

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Delta flights from Maryland to Idaho Falls

Our best Delta deals on Maryland to Idaho Falls flight tickets
Delta
Sep 29
BWI7:35 amBaltimore/Washington
6h 40m
1 stop
IDA12:15 pmIdaho Falls Fanning Field
Oct 4
IDA6:57 pmIdaho Falls Fanning Field
9h 21m
1 stop
BWI6:18 amBaltimore/Washington
$349
Delta
Aug 11
BWI12:30 pmBaltimore/Washington
12h 02m
2 stops
IDA10:32 pmIdaho Falls Fanning Field
Aug 18
IDA7:00 pmIdaho Falls Fanning Field
9h 20m
1 stop
BWI6:20 amBaltimore/Washington
$354
Delta
Aug 11
BWI12:30 pmBaltimore/Washington
12h 02m
2 stops
IDA10:32 pmIdaho Falls Fanning Field
Aug 18
IDA7:00 pmIdaho Falls Fanning Field
13h 57m
2 stops
BWI10:57 amBaltimore/Washington
$359

American Airlines flights from Maryland to Idaho Falls

Our best American Airlines deals on Maryland to Idaho Falls flight tickets
American Airlines
Sep 6
DCA5:00 amWashington, D.C. Reagan-National
8h 30m
1 stop
IDA11:30 amIdaho Falls Fanning Field
Sep 9
IDA1:58 pmIdaho Falls Fanning Field
8h 01m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$349
American Airlines
Aug 22
PHL12:57 pmPhiladelphia
10h 23m
1 stop
IDA9:20 pmIdaho Falls Fanning Field
Aug 29
IDA1:43 pmIdaho Falls Fanning Field
6h 40m
1 stop
PHL10:23 pmPhiladelphia
$410
American Airlines
Aug 4
DCA5:00 amWashington, D.C. Reagan-National
9h 23m
1 stop
IDA12:23 pmIdaho Falls Fanning Field
Aug 14
IDA2:20 pmIdaho Falls Fanning Field
7h 38m
1 stop
DCA11:58 pmWashington, D.C. Reagan-National
$435

momondo 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, momondo users made 832,500 searches. Data last updated July 7, 2026.
Use the filters below to find and compare flights from Maryland to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 8/20

8:59 am-10:47 am

1 stop27h 48m

Idaho Falls Fanning Field

Fri 8/28

5:08 pm-8:04 am

1 stop12h 56m

$323

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 9/29

7:35 am-12:15 pm

1 stop6h 40m

Idaho Falls Fanning Field

Sun 10/4

6:57 pm-6:18 am

1 stop9h 21m

$349

Washington, D.C.Idaho Falls

DCA - IDA

DCAIDA

Washington, D.C. Reagan-National

Sun 9/6

5:00 am-11:30 am

1 stop8h 30m

Idaho Falls Fanning Field

Wed 9/9

1:58 pm-11:59 pm

1 stop8h 01m

$349

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Thu 8/20

6:30 am-1:29 pm

1 stop8h 59m

Idaho Falls Fanning Field

Fri 8/28

4:04 pm-12:32 am

1 stop6h 28m

$349

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 8/11

12:30 pm-10:32 pm

2 stops12h 02m

Idaho Falls Fanning Field

Tue 8/18

7:00 pm-6:20 am

1 stop9h 20m

$354

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 8/11

12:30 pm-10:32 pm

2 stops12h 02m

Idaho Falls Fanning Field

Tue 8/18

7:00 pm-10:57 am

2 stops13h 57m

$359

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Wed 10/28

7:00 am-3:35 pm

1 stop10h 35m

Idaho Falls Fanning Field

Sat 10/31

1:46 pm-11:59 pm

1 stop8h 13m

$384

PhiladelphiaIdaho Falls

PHL - IDA

PHLIDA

Philadelphia

Sat 8/22

12:57 pm-9:20 pm

1 stop10h 23m

Idaho Falls Fanning Field

Fri 8/28

1:43 pm-11:59 pm

1 stop8h 16m

$410

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 11/10

7:00 am-3:17 pm

1 stop10h 17m

Idaho Falls Fanning Field

Sat 11/14

6:04 am-5:12 pm

1 stop9h 08m

$419
Quickest round-trip

Washington, D.C.Idaho Falls

IAD - IDA

IADIDA

Washington, D.C. Dulles Intl

Tue 8/4

6:30 am-1:25 pm

1 stop8h 55m

Idaho Falls Fanning Field

Fri 8/14

4:04 pm-12:32 am

1 stop6h 28m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Maryland to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $392.

Cheap Maryland to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Idaho Falls

Fastest flight time

6h 33m

Direct flights

None
The fastest flight from Maryland to Idaho Falls takes 6h 33m
There are no direct flights from Maryland to Idaho Falls. There are no popular flight routes from Maryland to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Maryland to Idaho Falls

  • When did momondo last update prices for flights from Maryland to Idaho Falls Fanning Field Airport?

    Prices for flights from Maryland to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Maryland to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Maryland to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maryland to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Maryland to Idaho Falls

Compare and see reviews for airlines that fly from Maryland to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $522Free CancellationRating
7.4
9,944 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

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

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Idaho Falls?

Finding the right flight to Idaho Falls from Maryland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

Can I find flights from Maryland to Idaho Falls with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho Falls from Maryland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maryland to Idaho Falls?

momondo provides multiple filters to help you find the best flight to Idaho Falls from Maryland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Maryland to Idaho Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Maryland and alert you when they change.

An easier way to manage your Idaho Falls trip

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