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Cheap flights from Idaho Falls to Washington, D.C. from $216

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 1/7. 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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Find the cheapest flights from Idaho Falls to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:58 pm - 6:14 pmIDA-BWI
21h 16m1 stop
Alaska Airlines Logo
6:55 pm - 3:23 pmBWI-IDA
22h 28m1 stop
$420Alaska Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
Delta Logo
6:45 pm - 6:07 amIDA-BWI
9h 22m1 stop
Delta Logo
12:15 pm - 10:21 pmBWI-IDA
12h 06m2 stops
$426Delta
Find Deal
Tue, Mar 10 - Wed, Mar 11
Delta Logo
6:45 pm - 6:07 amIDA-BWI
9h 22m1 stop
Delta Logo
12:15 pm - 10:21 pmBWI-IDA
12h 06m2 stops
$455Delta
Find Deal
Tue, Mar 10 - Wed, Mar 11
Alaska Airlines Logo
5:07 pm - 5:40 amIDA-BWI
10h 33m1 stop
Alaska Airlines Logo
7:04 am - 2:06 pmBWI-IDA
9h 02m1 stop
$466Alaska Airlines
Find Deal
Wed, Dec 10 - Thu, Dec 25
Alaska Airlines Logo
8:00 am - 5:55 pmIDA-BWI
7h 55m1 stop
Alaska Airlines Logo
6:55 pm - 3:23 pmBWI-IDA
22h 28m1 stop
$482Alaska Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
United Airlines Logo
2:40 pm - 11:15 pmIDA-BWI
6h 35m1 stop
United Airlines Logo
6:30 am - 1:30 pmBWI-IDA
9h 00m2 stops
$499United Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
Alaska Airlines Logo
6:05 am - 6:16 pmIDA-BWI
10h 11m1 stop
Alaska Airlines Logo
7:16 pm - 3:13 pmBWI-IDA
21h 57m1 stop
$500Alaska Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
United Airlines Logo
5:00 am - 5:14 pmIDA-BWI
10h 14m2 stops
United Airlines Logo
8:15 am - 3:16 pmBWI-IDA
9h 01m1 stop
$517United Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
7:10 am - 10:24 pmIDA-BWI
13h 14m2 stops
American Airlines Logo
11:09 am - 10:34 pmBWI-IDA
13h 25m2 stops
$536American Airlines
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Thu, Nov 13 - Mon, Nov 17
American Airlines Logo
7:00 am - 10:08 pmIDA-BWI
13h 08m2 stops
American Airlines Logo
6:02 am - 1:27 pmBWI-IDA
9h 25m1 stop
$550American Airlines
Find Deal
Wed, Dec 10 - Mon, Dec 15

Delta flights from Idaho Falls to Baltimore

Our best Delta deals on Idaho Falls to Baltimore flight tickets
Delta
Mar 10
IDA6:45 pmIdaho Falls Fanning Field
9h 22m
1 stop
BWI6:07 amBaltimore/Washington
Mar 11
BWI12:15 pmBaltimore/Washington
12h 06m
2 stops
IDA10:21 pmIdaho Falls Fanning Field
$426
Find similar
Delta
Mar 10
IDA6:45 pmIdaho Falls Fanning Field
9h 22m
1 stop
BWI6:07 amBaltimore/Washington
Mar 11
BWI12:15 pmBaltimore/Washington
12h 06m
2 stops
IDA10:21 pmIdaho Falls Fanning Field
$455
Find similar
Delta
Dec 10
IDA7:06 pmIdaho Falls Fanning Field
8h 54m
1 stop
BWI6:00 amBaltimore/Washington
Dec 24
BWI4:49 pmBaltimore/Washington
21h 38m
2 stops
IDA12:27 pmIdaho Falls Fanning Field
$637
Find similar

Alaska Airlines flights from Idaho Falls to Baltimore

Our best Alaska Airlines deals on Idaho Falls to Baltimore flight tickets
Alaska Airlines
Feb 9
IDA6:58 pmIdaho Falls Fanning Field
21h 16m
1 stop
BWI6:14 pmBaltimore/Washington
Feb 16
BWI6:55 pmBaltimore/Washington
22h 28m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
$420
Find similar
Alaska Airlines
Dec 10
IDA5:07 pmIdaho Falls Fanning Field
10h 33m
1 stop
BWI5:40 amBaltimore/Washington
Dec 25
BWI7:04 amBaltimore/Washington
9h 02m
1 stop
IDA2:06 pmIdaho Falls Fanning Field
$466
Find similar
Alaska Airlines
Mar 10
IDA8:00 amIdaho Falls Fanning Field
7h 55m
1 stop
BWI5:55 pmBaltimore/Washington
Mar 11
BWI6:55 pmBaltimore/Washington
22h 28m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
$482
Find similar

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 October 30, 2025.
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

Mon 2/9

6:58 pm-6:14 pm

1 stop21h 16m

Baltimore/Washington

Mon 2/16

6:55 pm-3:23 pm

1 stop22h 28m

$420

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/10

6:45 pm-6:07 am

1 stop9h 22m

Baltimore/Washington

Wed 3/11

12:15 pm-10:21 pm

2 stops12h 06m

$426

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/10

6:45 pm-6:07 am

1 stop9h 22m

Baltimore/Washington

Wed 3/11

12:15 pm-10:21 pm

2 stops12h 06m

$455

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 12/10

5:07 pm-5:40 am

1 stop10h 33m

Baltimore/Washington

Thu 12/25

7:04 am-2:06 pm

1 stop9h 02m

$466

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Tue 3/10

8:00 am-5:55 pm

1 stop7h 55m

Baltimore/Washington

Wed 3/11

6:55 pm-3:23 pm

1 stop22h 28m

$482

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Mon 2/9

2:40 pm-11:15 pm

1 stop6h 35m

Baltimore/Washington

Mon 2/16

6:30 am-1:30 pm

2 stops9h 00m

$499

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 11/13

6:05 am-6:16 pm

1 stop10h 11m

Baltimore/Washington

Mon 11/17

7:16 pm-3:13 pm

1 stop21h 57m

$500

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 11/13

5:00 am-5:14 pm

2 stops10h 14m

Baltimore/Washington

Mon 11/17

8:15 am-3:16 pm

1 stop9h 01m

$517

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 11/13

7:10 am-10:24 pm

2 stops13h 14m

Baltimore/Washington

Mon 11/17

11:09 am-10:34 pm

2 stops13h 25m

$536

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 12/10

7:00 am-10:08 pm

2 stops13h 08m

Baltimore/Washington

Mon 12/15

6:02 am-1:27 pm

1 stop9h 25m

$550

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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 day to depart on your flight to Baltimore?

The cheapest day to depart from Idaho Falls to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $592. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $817. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

Flying to Baltimore from Idaho Falls in the evening is the least expensive time of day to depart. momondo users have found prices as low as $625 when looking at flights departing in the evening. Flights in the morning are often more expensive with an average ticket price of $790.

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

Direct flights

None
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 11m.

  • 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
8,998 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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