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Cheap flights from Baltimore to Idaho Falls from $208

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 8/1. 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 Baltimore to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
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
$384Delta
Sat, Jul 4 - Sat, Jul 18
Delta Logo
6:08 am - 2:37 pm
BWI
-
IDA
10h 29m
2 stops
Delta Logo
7:00 pm - 6:00 am
IDA
-
BWI
9h 00m
1 stop
$389Delta
Sat, Jul 4 - Sat, Jul 18
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
$409Delta
Sat, Jul 4 - Mon, Jul 13
Delta Logo
6:08 am - 2:37 pm
BWI
-
IDA
10h 29m
2 stops
Delta Logo
7:00 pm - 6:00 am
IDA
-
BWI
9h 00m
1 stop
$414Delta
Sat, Jul 4 - Mon, Jul 13
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
Sat, Nov 14 - Tue, Nov 17
United Airlines Logo
8:15 am - 5:22 pm
BWI
-
IDA
11h 07m
2 stops
United Airlines Logo
7:00 am - 3:06 pm
IDA
-
BWI
6h 06m
1 stop
$454United Airlines
Sat, Nov 14 - Tue, Nov 17
Delta Logo
7:35 am - 12:14 pm
BWI
-
IDA
6h 39m
1 stop
Delta Logo
6:57 pm - 10:56 am
IDA
-
BWI
13h 59m
2 stops
$459Delta
Wed, Sep 23 - Mon, Sep 28
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
$464Delta
Sat, Jul 4 - Tue, Jul 14
Delta Logo
2:10 pm - 10:19 pm
BWI
-
IDA
10h 09m
2 stops
Delta Logo
6:45 pm - 6:00 am
IDA
-
BWI
9h 15m
1 stop
$467Delta
Fri, Oct 30 - Sat, Nov 7
Delta Logo
6:08 am - 2:37 pm
BWI
-
IDA
10h 29m
2 stops
Delta Logo
7:00 pm - 6:00 am
IDA
-
BWI
9h 00m
1 stop
$469Delta
Sat, Jul 4 - Tue, Jul 14

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Delta flights from Baltimore to Idaho Falls

Our best Delta deals on Baltimore to Idaho Falls flight tickets
Delta
Jul 4
BWI7:05 amBaltimore/Washington
9h 32m
1 stop
IDA2:37 pmIdaho Falls Fanning Field
Jul 18
IDA7:00 pmIdaho Falls Fanning Field
9h 00m
1 stop
BWI6:00 amBaltimore/Washington
$384
Delta
Jul 4
BWI6:08 amBaltimore/Washington
10h 29m
2 stops
IDA2:37 pmIdaho Falls Fanning Field
Jul 18
IDA7:00 pmIdaho Falls Fanning Field
9h 00m
1 stop
BWI6:00 amBaltimore/Washington
$389
Delta
Jul 4
BWI7:05 amBaltimore/Washington
9h 32m
1 stop
IDA2:37 pmIdaho Falls Fanning Field
Jul 13
IDA7:00 pmIdaho Falls Fanning Field
9h 00m
1 stop
BWI6:00 amBaltimore/Washington
$409

American Airlines flights from Baltimore to Idaho Falls

Our best American Airlines deals on Baltimore to Idaho Falls flight tickets
American Airlines
Jul 4
BWI12:00 pmBaltimore/Washington
9h 34m
1 stop
IDA7:34 pmIdaho Falls Fanning Field
Jul 8
IDA1:53 pmIdaho Falls Fanning Field
7h 50m
1 stop
BWI11:43 pmBaltimore/Washington
$520
American Airlines
Jul 4
BWI12:00 pmBaltimore/Washington
9h 34m
1 stop
IDA7:34 pmIdaho Falls Fanning Field
Jul 15
IDA1:53 pmIdaho Falls Fanning Field
7h 50m
1 stop
BWI11:43 pmBaltimore/Washington
$570
American Airlines
Jul 4
BWI10:29 amBaltimore/Washington
11h 05m
2 stops
IDA7:34 pmIdaho Falls Fanning Field
Jul 15
IDA1:53 pmIdaho Falls Fanning Field
7h 50m
1 stop
BWI11:43 pmBaltimore/Washington
$596

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 June 20, 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

Sat 7/4

7:05 am-2:37 pm

1 stop9h 32m

Idaho Falls Fanning Field

Sat 7/18

7:00 pm-6:00 am

1 stop9h 00m

$384

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 7/4

6:08 am-2:37 pm

2 stops10h 29m

Idaho Falls Fanning Field

Sat 7/18

7:00 pm-6:00 am

1 stop9h 00m

$389

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 7/4

7:05 am-2:37 pm

1 stop9h 32m

Idaho Falls Fanning Field

Mon 7/13

7:00 pm-6:00 am

1 stop9h 00m

$409

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 7/4

6:08 am-2:37 pm

2 stops10h 29m

Idaho Falls Fanning Field

Mon 7/13

7:00 pm-6:00 am

1 stop9h 00m

$414

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 11/14

7:00 am-3:17 pm

1 stop10h 17m

Idaho Falls Fanning Field

Tue 11/17

6:04 am-5:12 pm

1 stop9h 08m

$419
Quickest round-trip

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 11/14

8:15 am-5:22 pm

2 stops11h 07m

Idaho Falls Fanning Field

Tue 11/17

7:00 am-3:06 pm

1 stop6h 06m

$454

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Wed 9/23

7:35 am-12:14 pm

1 stop6h 39m

Idaho Falls Fanning Field

Mon 9/28

6:57 pm-10:56 am

2 stops13h 59m

$459

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 7/4

7:05 am-2:37 pm

1 stop9h 32m

Idaho Falls Fanning Field

Tue 7/14

7:00 pm-6:00 am

1 stop9h 00m

$464

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Fri 10/30

2:10 pm-10:19 pm

2 stops10h 09m

Idaho Falls Fanning Field

Sat 11/7

6:45 pm-6:00 am

1 stop9h 15m

$467

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 7/4

6:08 am-2:37 pm

2 stops10h 29m

Idaho Falls Fanning Field

Tue 7/14

7:00 pm-6:00 am

1 stop9h 00m

$469

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 March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $557.

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 39m

Direct flights

None
The fastest flight from Baltimore to Idaho Falls takes 6h 39m
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 39m.

  • 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 $522Free CancellationRating
7.4
9,865 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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