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Cheap flights from Idaho Falls to Washington, D.C. from $166

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 5/11. 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
0 bags

Discover deals from 900+ travel sites with momondo.

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
6:00 am - 6:35 pm
IDA
-
BWI
10h 35m
1 stop
Alaska Airlines Logo
4:17 pm - 1:17 pm
BWI
-
IDA
23h 00m
1 stop
$419Alaska Airlines
Thu, May 28 - Mon, Jun 1
Delta Logo
3:16 pm - 11:25 pm
IDA
-
BWI
6h 09m
1 stop
Delta Logo
1:59 pm - 10:42 pm
BWI
-
IDA
10h 43m
2 stops
$433Delta
Sat, May 16 - Wed, May 20
Delta Logo
6:54 pm - 5:45 am
IDA
-
BWI
8h 51m
1 stop
Delta Logo
6:10 am - 2:34 pm
BWI
-
IDA
10h 24m
2 stops
$457Delta
Thu, May 28 - Mon, Jun 1
Delta Logo
6:54 pm - 5:45 am
IDA
-
BWI
8h 51m
1 stop
Delta Logo
7:00 am - 2:34 pm
BWI
-
IDA
9h 34m
1 stop
$462Delta
Thu, May 28 - Sun, May 31
Delta Logo
6:54 pm - 5:45 am
IDA
-
BWI
8h 51m
1 stop
Delta Logo
6:10 am - 2:34 pm
BWI
-
IDA
10h 24m
2 stops
$467Delta
Thu, May 28 - Sun, May 31
United Airlines Logo
2:30 pm - 11:30 pm
IDA
-
BWI
7h 00m
1 stop
United Airlines Logo
6:45 am - 11:45 am
BWI
-
IDA
7h 00m
1 stop
$469United Airlines
Wed, May 27 - Sat, May 30
Alaska Airlines Logo
1:54 pm - 6:28 am
IDA
-
BWI
14h 34m
1 stop
Alaska Airlines Logo
4:17 pm - 1:17 pm
BWI
-
IDA
23h 00m
1 stop
$471Alaska Airlines
Thu, May 28 - Mon, Jun 1
United Airlines Logo
10:35 am - 12:33 am
IDA
-
BWI
11h 58m
2 stops
United Airlines Logo
6:45 am - 11:45 am
BWI
-
IDA
7h 00m
1 stop
$474United Airlines
Wed, May 27 - Sat, May 30
Delta Logo
6:50 pm - 6:03 am
IDA
-
BWI
9h 13m
1 stop
Delta Logo
1:00 pm - 10:14 pm
BWI
-
IDA
11h 14m
2 stops
$489Delta
Fri, Aug 21 - Mon, Aug 24
United Airlines Logo
2:30 pm - 11:30 pm
IDA
-
BWI
7h 00m
1 stop
United Airlines Logo
6:45 am - 11:45 am
BWI
-
IDA
7h 00m
1 stop
$493United Airlines
Wed, May 27 - Sat, May 30

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Delta flights from Idaho Falls to Baltimore

Our best Delta deals on Idaho Falls to Baltimore flight tickets
Delta
May 16
IDA3:16 pmIdaho Falls Fanning Field
6h 09m
1 stop
BWI11:25 pmBaltimore/Washington
May 20
BWI1:59 pmBaltimore/Washington
10h 43m
2 stops
IDA10:42 pmIdaho Falls Fanning Field
$433
Delta
May 28
IDA6:54 pmIdaho Falls Fanning Field
8h 51m
1 stop
BWI5:45 amBaltimore/Washington
Jun 1
BWI6:10 amBaltimore/Washington
10h 24m
2 stops
IDA2:34 pmIdaho Falls Fanning Field
$457
Delta
May 28
IDA6:54 pmIdaho Falls Fanning Field
8h 51m
1 stop
BWI5:45 amBaltimore/Washington
May 31
BWI7:00 amBaltimore/Washington
9h 34m
1 stop
IDA2:34 pmIdaho Falls Fanning Field
$462

Alaska Airlines flights from Idaho Falls to Baltimore

Our best Alaska Airlines deals on Idaho Falls to Baltimore flight tickets
Alaska Airlines
May 28
IDA6:00 amIdaho Falls Fanning Field
10h 35m
1 stop
BWI6:35 pmBaltimore/Washington
Jun 1
BWI4:17 pmBaltimore/Washington
23h 00m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
$419
Alaska Airlines
May 28
IDA1:54 pmIdaho Falls Fanning Field
14h 34m
1 stop
BWI6:28 amBaltimore/Washington
Jun 1
BWI4:17 pmBaltimore/Washington
23h 00m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
$471
Alaska Airlines
May 5
IDA6:00 amIdaho Falls Fanning Field
10h 16m
1 stop
BWI6:16 pmBaltimore/Washington
May 8
BWI7:16 pmBaltimore/Washington
22h 13m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
$512

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 May 1, 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

Cheapest round-trip

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 5/28

6:00 am-6:35 pm

1 stop10h 35m

Baltimore/Washington

Mon 6/1

4:17 pm-1:17 pm

1 stop23h 00m

$419

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Sat 5/16

3:16 pm-11:25 pm

1 stop6h 09m

Baltimore/Washington

Wed 5/20

1:59 pm-10:42 pm

2 stops10h 43m

$433

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 5/28

6:54 pm-5:45 am

1 stop8h 51m

Baltimore/Washington

Mon 6/1

6:10 am-2:34 pm

2 stops10h 24m

$457

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 5/28

6:54 pm-5:45 am

1 stop8h 51m

Baltimore/Washington

Sun 5/31

7:00 am-2:34 pm

1 stop9h 34m

$462

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 5/28

6:54 pm-5:45 am

1 stop8h 51m

Baltimore/Washington

Sun 5/31

6:10 am-2:34 pm

2 stops10h 24m

$467
Quickest round-trip

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 5/27

2:30 pm-11:30 pm

1 stop7h 00m

Baltimore/Washington

Sat 5/30

6:45 am-11:45 am

1 stop7h 00m

$469

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 5/28

1:54 pm-6:28 am

1 stop14h 34m

Baltimore/Washington

Mon 6/1

4:17 pm-1:17 pm

1 stop23h 00m

$471

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 5/27

10:35 am-12:33 am

2 stops11h 58m

Baltimore/Washington

Sat 5/30

6:45 am-11:45 am

1 stop7h 00m

$474

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Fri 8/21

6:50 pm-6:03 am

1 stop9h 13m

Baltimore/Washington

Mon 8/24

1:00 pm-10:14 pm

2 stops11h 14m

$489

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 5/27

2:30 pm-11:30 pm

1 stop7h 00m

Baltimore/Washington

Sat 5/30

6:45 am-11:45 am

1 stop7h 00m

$493

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 month to fly to Baltimore?

If you’re not able to fly to Baltimore in March, then April is your next best option. Flight prices from Idaho Falls to Baltimore during April average around $460.

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

7h 00m

Direct flights

None
The fastest flight from Idaho Falls to Baltimore takes 7h 00m
There are no direct flights from Idaho Falls to Baltimore. There are no popular flight routes from Idaho Falls to Baltimore.
Search flight deals

Frequently asked questions about flying from Idaho Falls to Baltimore

  • 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 7h 00m.

  • 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 $480Free CancellationRating
7.4
9,675 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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