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Cheap flights from Idaho Falls to Washington, D.C. from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Washington, D.C. departing on 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho Falls to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:35 pm - 11:12 pm
IDA
-
BWI
6h 37m
1 stop
United Airlines Logo
8:02 am - 1:30 pm
BWI
-
IDA
7h 28m
1 stop
$500United Airlines
Tue, Mar 17 - Tue, Mar 24
Alaska Airlines Logo
4:03 pm - 6:21 am
IDA
-
BWI
12h 18m
1 stop
Alaska Airlines Logo
6:11 pm - 3:29 pm
BWI
-
IDA
23h 18m
1 stop
$504Alaska Airlines
Fri, Aug 21 - Mon, Aug 24
Delta Logo
6:55 pm - 5:51 am
IDA
-
BWI
8h 56m
1 stop
Delta Logo
7:01 am - 12:27 pm
BWI
-
IDA
7h 26m
1 stop
$509Delta
Wed, Mar 18 - Tue, Mar 24
Alaska Airlines Logo
4:03 pm - 6:21 am
IDA
-
BWI
12h 18m
1 stop
Alaska Airlines Logo
6:11 pm - 3:29 pm
BWI
-
IDA
23h 18m
1 stop
$544Alaska Airlines
Fri, Aug 21 - Mon, Aug 24
American Airlines Logo
7:00 am - 6:50 pm
IDA
-
BWI
9h 50m
1 stop
American Airlines Logo
3:47 pm - 9:19 pm
BWI
-
IDA
7h 32m
1 stop
$561American Airlines
Fri, Aug 21 - Mon, Aug 24
United Airlines Logo
5:57 pm - 5:19 am
IDA
-
BWI
9h 22m
1 stop
United Airlines Logo
10:00 am - 5:22 pm
BWI
-
IDA
9h 22m
1 stop
$567United Airlines
Fri, Aug 21 - Mon, Aug 24
Delta Logo
6:55 pm - 5:51 am
IDA
-
BWI
8h 56m
1 stop
Delta Logo
7:01 am - 12:27 pm
BWI
-
IDA
7h 26m
1 stop
$587Delta
Wed, Mar 18 - Sat, Mar 21
United Airlines Logo
2:35 pm - 11:12 pm
IDA
-
BWI
6h 37m
1 stop
United Airlines Logo
8:02 am - 1:30 pm
BWI
-
IDA
7h 28m
1 stop
$605United Airlines
Tue, Mar 17 - Sat, Mar 21
United Airlines Logo
2:35 pm - 11:12 pm
IDA
-
BWI
6h 37m
1 stop
United Airlines Logo
8:09 am - 3:40 pm
BWI
-
IDA
9h 31m
2 stops
$606United Airlines
Tue, Mar 17 - Tue, Mar 24
Alaska Airlines Logo
6:00 am - 6:04 pm
IDA
-
BWI
10h 04m
1 stop
Alaska Airlines Logo
7:04 pm - 5:19 pm
BWI
-
IDA
24h 15m
1 stop
$609Alaska Airlines
Thu, Mar 26 - Mon, Mar 30

United Airlines flights from Idaho Falls to Baltimore

Our best United Airlines deals on Idaho Falls to Baltimore flight tickets
United Airlines
Mar 17
IDA2:35 pmIdaho Falls Fanning Field
6h 37m
1 stop
BWI11:12 pmBaltimore/Washington
Mar 24
BWI8:02 amBaltimore/Washington
7h 28m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
$500
United Airlines
Aug 21
IDA5:57 pmIdaho Falls Fanning Field
9h 22m
1 stop
BWI5:19 amBaltimore/Washington
Aug 24
BWI10:00 amBaltimore/Washington
9h 22m
1 stop
IDA5:22 pmIdaho Falls Fanning Field
$567
United Airlines
Mar 17
IDA2:35 pmIdaho Falls Fanning Field
6h 37m
1 stop
BWI11:12 pmBaltimore/Washington
Mar 21
BWI8:02 amBaltimore/Washington
7h 28m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
$605

Delta flights from Idaho Falls to Baltimore

Our best Delta deals on Idaho Falls to Baltimore flight tickets
Delta
Mar 18
IDA6:55 pmIdaho Falls Fanning Field
8h 56m
1 stop
BWI5:51 amBaltimore/Washington
Mar 24
BWI7:01 amBaltimore/Washington
7h 26m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
$509
Delta
Mar 18
IDA6:55 pmIdaho Falls Fanning Field
8h 56m
1 stop
BWI5:51 amBaltimore/Washington
Mar 21
BWI7:01 amBaltimore/Washington
7h 26m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
$587
Delta
Mar 9
IDA6:55 pmIdaho Falls Fanning Field
8h 56m
1 stop
BWI5:51 amBaltimore/Washington
Mar 10
BWI10:52 amBaltimore/Washington
13h 24m
2 stops
IDA10:16 pmIdaho Falls Fanning Field
$631

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Baltimore 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 February 28, 2026.
Use the filters below to find and compare flights from Idaho Falls to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/17

2:35 pm-11:12 pm

1 stop6h 37m

Baltimore/Washington

Tue 3/24

8:02 am-1:30 pm

1 stop7h 28m

$500

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Fri 8/21

4:03 pm-6:21 am

1 stop12h 18m

Baltimore/Washington

Mon 8/24

6:11 pm-3:29 pm

1 stop23h 18m

$504

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 3/18

6:55 pm-5:51 am

1 stop8h 56m

Baltimore/Washington

Tue 3/24

7:01 am-12:27 pm

1 stop7h 26m

$509

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Fri 8/21

4:03 pm-6:21 am

1 stop12h 18m

Baltimore/Washington

Mon 8/24

6:11 pm-3:29 pm

1 stop23h 18m

$544

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Fri 8/21

7:00 am-6:50 pm

1 stop9h 50m

Baltimore/Washington

Mon 8/24

3:47 pm-9:19 pm

1 stop7h 32m

$561

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Fri 8/21

5:57 pm-5:19 am

1 stop9h 22m

Baltimore/Washington

Mon 8/24

10:00 am-5:22 pm

1 stop9h 22m

$567

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 3/18

6:55 pm-5:51 am

1 stop8h 56m

Baltimore/Washington

Sat 3/21

7:01 am-12:27 pm

1 stop7h 26m

$587

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/17

2:35 pm-11:12 pm

1 stop6h 37m

Baltimore/Washington

Sat 3/21

8:02 am-1:30 pm

1 stop7h 28m

$605

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/17

2:35 pm-11:12 pm

1 stop6h 37m

Baltimore/Washington

Tue 3/24

8:09 am-3:40 pm

2 stops9h 31m

$606

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 3/26

6:00 am-6:04 pm

1 stop10h 04m

Baltimore/Washington

Mon 3/30

7:04 pm-5:19 pm

1 stop24h 15m

$609

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Idaho Falls to Baltimore

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 airline that flies from Idaho Falls Fanning Field to Baltimore/Washington?

American Airlines, United Airlines, and Delta are the most popular carriers operating from Idaho Falls Fanning Field to Baltimore/Washington

What airlines fly to Baltimore?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Baltimore from Idaho Falls according to our data. United Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 3 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Idaho Falls to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Baltimore (IDA to BWI) flight deals and tips

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

Fastest flight time

6h 17m

Direct flights

None
The fastest flight from Idaho Falls to Baltimore takes 6h 17m
There are no direct flights from Idaho Falls to Baltimore. There are no popular flight routes from Idaho Falls to Baltimore.
Search flight deals

  • How far is Idaho Falls Fanning Field to Baltimore/Washington by plane?

    There are 1843.5 mi between Idaho Falls Fanning Field and Baltimore/Washington. By plane, this route typically takes 6h 17m.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Baltimore/Washington Airport were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Idaho Falls to Baltimore?

Best airlines flying from Idaho Falls to Baltimore

Compare and see reviews for airlines that fly from Idaho Falls to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $460Free CancellationRating
7.4
9,363 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Idaho Falls to Baltimore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Baltimore that suits you.

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

Yes. momondo enables you to select and highlight flights to Baltimore from Idaho Falls with this policy.

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

Once you have performed a search for Idaho Falls to Baltimore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Idaho Falls to Baltimore flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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