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Cheap flights from Baltimore to Idaho Falls from $187

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Idaho Falls departing on 5/27. 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 Baltimore to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:50 am - 10:42 pm
BWI
-
IDA
12h 52m
2 stops
Delta Logo
6:54 pm - 9:23 am
IDA
-
BWI
12h 29m
2 stops
$359Delta
Wed, May 27 - Sat, May 30
Delta Logo
1:59 pm - 10:42 pm
BWI
-
IDA
10h 43m
2 stops
Delta Logo
6:54 pm - 9:23 am
IDA
-
BWI
12h 29m
2 stops
$367Delta
Wed, May 27 - Sat, May 30
Alaska Airlines Logo
4:34 pm - 1:06 pm
BWI
-
IDA
22h 32m
1 stop
Alaska Airlines Logo
4:14 pm - 3:34 pm
IDA
-
BWI
21h 20m
1 stop
$369Alaska Airlines
Fri, Sep 25 - Tue, Sep 29
Delta Logo
7:05 am - 2:37 pm
BWI
-
IDA
9h 32m
1 stop
Delta Logo
7:00 pm - 6:00 am
IDA
-
BWI
9h 00m
1 stop
$441Delta
Mon, Jul 6 - Thu, Jul 9
Alaska Airlines Logo
7:35 pm - 3:26 pm
BWI
-
IDA
21h 51m
1 stop
Alaska Airlines Logo
1:54 pm - 6:28 am
IDA
-
BWI
14h 34m
1 stop
$449Alaska Airlines
Tue, Jun 2 - Fri, Jun 5
Delta Logo
7:00 am - 2:34 pm
BWI
-
IDA
9h 34m
1 stop
Delta Logo
7:00 pm - 6:00 am
IDA
-
BWI
9h 00m
1 stop
$459Delta
Sat, May 30 - Wed, Jun 10
Delta Logo
7:00 am - 2:34 pm
BWI
-
IDA
9h 34m
1 stop
Delta Logo
6:54 pm - 5:45 am
IDA
-
BWI
8h 51m
1 stop
$469Delta
Tue, May 26 - Fri, May 29
Alaska Airlines Logo
4:17 pm - 1:17 pm
BWI
-
IDA
23h 00m
1 stop
Alaska Airlines Logo
4:03 pm - 3:17 pm
IDA
-
BWI
21h 14m
1 stop
$471Alaska Airlines
Thu, May 28 - Sun, May 31
Delta Logo
7:05 am - 2:37 pm
BWI
-
IDA
9h 32m
1 stop
Delta Logo
11:25 am - 11:13 pm
IDA
-
BWI
9h 48m
2 stops
$473Delta
Mon, Jul 6 - Thu, Jul 9
Delta Logo
6:10 am - 2:34 pm
BWI
-
IDA
10h 24m
2 stops
Delta Logo
6:54 pm - 5:45 am
IDA
-
BWI
8h 51m
1 stop
$474Delta
Tue, May 26 - Fri, May 29

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Alaska Airlines flights from Baltimore to Idaho Falls

Our best Alaska Airlines deals on Baltimore to Idaho Falls flight tickets
Alaska Airlines
Sep 25
BWI4:34 pmBaltimore/Washington
22h 32m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Sep 29
IDA4:14 pmIdaho Falls Fanning Field
21h 20m
1 stop
BWI3:34 pmBaltimore/Washington
$369
Alaska Airlines
Jun 2
BWI7:35 pmBaltimore/Washington
21h 51m
1 stop
IDA3:26 pmIdaho Falls Fanning Field
Jun 5
IDA1:54 pmIdaho Falls Fanning Field
14h 34m
1 stop
BWI6:28 amBaltimore/Washington
$449
Alaska Airlines
May 28
BWI4:17 pmBaltimore/Washington
23h 00m
1 stop
IDA1:17 pmIdaho Falls Fanning Field
May 31
IDA4:03 pmIdaho Falls Fanning Field
21h 14m
1 stop
BWI3:17 pmBaltimore/Washington
$471

United Airlines flights from Baltimore to Idaho Falls

Our best United Airlines deals on Baltimore to Idaho Falls flight tickets
United Airlines
May 30
BWI6:45 amBaltimore/Washington
7h 00m
1 stop
IDA11:45 amIdaho Falls Fanning Field
Jun 17
IDA10:35 amIdaho Falls Fanning Field
11h 58m
2 stops
BWI12:33 amBaltimore/Washington
$515
United Airlines
May 27
BWI4:23 pmBaltimore/Washington
6h 44m
1 stop
IDA9:07 pmIdaho Falls Fanning Field
May 30
IDA10:35 amIdaho Falls Fanning Field
11h 58m
2 stops
BWI12:33 amBaltimore/Washington
$593
United Airlines
May 7
BWI6:15 amBaltimore/Washington
11h 28m
2 stops
IDA3:43 pmIdaho Falls Fanning Field
May 9
IDA6:30 amIdaho Falls Fanning Field
6h 36m
1 stop
BWI3:06 pmBaltimore/Washington
$603

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore 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 May 6, 2026.
Use the filters below to find and compare flights from Baltimore to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Wed 5/27

11:50 am-10:42 pm

2 stops12h 52m

Idaho Falls Fanning Field

Sat 5/30

6:54 pm-9:23 am

2 stops12h 29m

$359

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Wed 5/27

1:59 pm-10:42 pm

2 stops10h 43m

Idaho Falls Fanning Field

Sat 5/30

6:54 pm-9:23 am

2 stops12h 29m

$367

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Fri 9/25

4:34 pm-1:06 pm

1 stop22h 32m

Idaho Falls Fanning Field

Tue 9/29

4:14 pm-3:34 pm

1 stop21h 20m

$369

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Mon 7/6

7:05 am-2:37 pm

1 stop9h 32m

Idaho Falls Fanning Field

Thu 7/9

7:00 pm-6:00 am

1 stop9h 00m

$441

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 6/2

7:35 pm-3:26 pm

1 stop21h 51m

Idaho Falls Fanning Field

Fri 6/5

1:54 pm-6:28 am

1 stop14h 34m

$449

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 5/30

7:00 am-2:34 pm

1 stop9h 34m

Idaho Falls Fanning Field

Wed 6/10

7:00 pm-6:00 am

1 stop9h 00m

$459
Quickest round-trip

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 5/26

7:00 am-2:34 pm

1 stop9h 34m

Idaho Falls Fanning Field

Fri 5/29

6:54 pm-5:45 am

1 stop8h 51m

$469

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Thu 5/28

4:17 pm-1:17 pm

1 stop23h 00m

Idaho Falls Fanning Field

Sun 5/31

4:03 pm-3:17 pm

1 stop21h 14m

$471

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Mon 7/6

7:05 am-2:37 pm

1 stop9h 32m

Idaho Falls Fanning Field

Thu 7/9

11:25 am-11:13 pm

2 stops9h 48m

$473

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 5/26

6:10 am-2:34 pm

2 stops10h 24m

Idaho Falls Fanning Field

Fri 5/29

6:54 pm-5:45 am

1 stop8h 51m

$474

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 Idaho Falls from

How to get the cheapest flight ticket from Baltimore 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 typical price of a round-trip flight between Baltimore and Idaho Falls?

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from Baltimore to Idaho Falls

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

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

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

Fastest flight time

6h 58m

Direct flights

None
The fastest flight from Baltimore to Idaho Falls takes 6h 58m
There are no direct flights from Baltimore to Idaho Falls. There are no popular flight routes from Baltimore to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Baltimore to Idaho Falls

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

    There are 1843.5 mi between Baltimore/Washington and Idaho Falls Fanning Field. In terms of flight time, this usually takes a little over 6h 58m.

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

    Prices for flights from Baltimore/Washington Airport to Idaho Falls Fanning Field Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Idaho Falls Fanning Field Airport.

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

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field 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 Idaho Falls Fanning Field 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 Baltimore to Idaho Falls?

Best airlines flying from Baltimore to Idaho Falls

Compare and see reviews for airlines that fly from Baltimore to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $466Free CancellationRating
7.4
9,684 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 Baltimore to Idaho Falls?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Baltimore to Idaho Falls. momondo saves you time and could save you money on your trip.

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

Flights from Baltimore to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Baltimore and Idaho Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Idaho Falls from Baltimore. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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