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Cheap flights from Idaho Falls to Baltimore (IDA - BWI) - Compare and Save

IDA — BWI
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Cheap flight deals from Idaho Falls to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 21, 2025.

Round-trip from

$401
(Delta)

One-way from

$153
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$549
From Idaho Falls Fanning Field to Baltimore/Washington
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One-way flight from Idaho Falls Fanning Field to Baltimore/Washington
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Highest demand for flights based on searches. 28% potential increase in price ($236 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($51 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Idaho Falls to Baltimore

Cheapest flights from Idaho Falls to Baltimore
Explore the most affordable flight options available from Idaho Falls to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:52 pmIDA - BWI
1 stop9h 08mDelta
Tue 9/167:15 amBWI - IDA
1 stop7h 11mDelta
Deal found 8/20$401
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:50 pmIDA - BWI
1 stop24h 26mAlaska Airlines
Sun 11/167:16 pmBWI - IDA
1 stop21h 57mAlaska Airlines
Deal found 8/19$403
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:35 pmIDA - BWI
1 stop6h 42mUnited Airlines
Wed 9/104:20 pmBWI - IDA
1 stop6h 34mUnited Airlines
Deal found 8/20$431
This American Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2312:55 pmIDA - BWI
1 stop7h 58mAmerican Airlines
Mon 10/276:00 amBWI - IDA
1 stop8h 25mAmerican Airlines
Deal found 8/20$446
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:52 pmIDA - BWI
1 stop9h 08mDelta
Tue 9/166:00 amBWI - IDA
2 stops8h 26mDelta
Deal found 8/20$451
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:00 amIDA - BWI
2 stops10h 26mUnited Airlines
Mon 10/278:15 amBWI - IDA
1 stop9h 01mUnited Airlines
Deal found 8/20$465
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:20 amIDA - BWI
2 stops11h 03mDelta
Sun 9/77:15 amBWI - IDA
1 stop9h 04mDelta
Deal found 8/19$491
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:00 amIDA - BWI
1 stop6h 14mUnited Airlines
Tue 9/166:15 amBWI - IDA
2 stops9h 15mUnited Airlines
Deal found 8/20$496
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:35 pmIDA - BWI
1 stop6h 42mUnited Airlines
Sun 9/78:30 amBWI - IDA
1 stop8h 59mUnited Airlines
Deal found 8/19$529
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:30 amIDA - BWI
2 stops10h 54mUnited Airlines
Sun 11/168:15 amBWI - IDA
1 stop9h 01mUnited Airlines
Deal found 8/19$530
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:44 amIDA - BWI
2 stops13h 02mAmerican Airlines
Sun 9/75:00 amBWI - IDA
2 stops10h 03mAmerican Airlines
Deal found 8/19$546
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:56 amIDA - BWI
1 stop6h 16mUnited Airlines
Mon 9/84:20 pmBWI - IDA
1 stop8h 28mUnited Airlines
Deal found 8/20$551

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Idaho Falls to Baltimore that are best for you.

Fly from

Idaho Falls

Fly to

Baltimore

Route

Depart

Return

Price

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/10

6:52 pm-6:00 am

1 stop9h 08m

Baltimore/Washington

Tue 9/16

7:15 am-12:26 pm

1 stop7h 11m

$401

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 11/12

3:50 pm-6:16 pm

1 stop24h 26m

Baltimore/Washington

Sun 11/16

7:16 pm-3:13 pm

1 stop21h 57m

$403

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Mon 9/8

2:35 pm-11:17 pm

1 stop6h 42m

Baltimore/Washington

Wed 9/10

4:20 pm-8:54 pm

1 stop6h 34m

$431

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 10/23

12:55 pm-10:53 pm

1 stop7h 58m

Baltimore/Washington

Mon 10/27

6:00 am-12:25 pm

1 stop8h 25m

$446

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/10

6:52 pm-6:00 am

1 stop9h 08m

Baltimore/Washington

Tue 9/16

6:00 am-12:26 pm

2 stops8h 26m

$451

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Thu 10/23

5:00 am-5:26 pm

2 stops10h 26m

Baltimore/Washington

Mon 10/27

8:15 am-3:16 pm

1 stop9h 01m

$465

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/3

11:20 am-12:23 am

2 stops11h 03m

Baltimore/Washington

Sun 9/7

7:15 am-2:19 pm

1 stop9h 04m

$491

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/10

10:56 am-7:12 pm

1 stop6h 16m

Baltimore/Washington

Tue 9/16

8:30 am-1:30 pm

1 stop7h 00m

$491

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/10

7:00 am-3:14 pm

1 stop6h 14m

Baltimore/Washington

Tue 9/16

6:15 am-1:30 pm

2 stops9h 15m

$496

Idaho FallsBaltimore

IDA - BWI

IDABWI

Idaho Falls Fanning Field

Wed 9/3

2:35 pm-11:17 pm

1 stop6h 42m

Baltimore/Washington

Sun 9/7

8:30 am-3:29 pm

1 stop8h 59m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 23 results
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Best time to book a flight from Idaho Falls to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Baltimore

What is the cheapest month to book a flight from Idaho Falls to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Baltimore (average of $241). Flying from Idaho Falls to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IDA to BWI?

Find hourly flight availability from Idaho Falls to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

It’s typically best to fly out from Idaho Falls to Baltimore in the evening. Doing so could potentially save you 21% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated August 21, 2025.
Peruse reviews from past customers who have flown with Delta and United Airlines from Idaho Falls to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,930 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho Falls to Baltimore?

    A quick flight from Idaho Falls to Baltimore can take about 6h 42m. Delta provides one of the quickest options available for as low as $431. There are 1845 mi between Idaho Falls and Baltimore. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Idaho Falls to Baltimore round-trip?

    Our cheapest airline available from Idaho Falls to Baltimore is Delta. Our recent data shows that you can find tickets from as low as $346 on this airline. An additional option worth looking into is United Airlines, starting at $401. These flights start at 42% lower than the current average price 3 months from now.

  • Can I find deals for flights from Idaho Falls to Baltimore that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Baltimore.

  • Can I find deals for business class flights from Idaho Falls to Baltimore?

    Yes. Cheapflights offers flight deals from Idaho Falls to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Baltimore (average of $241). Flying from Idaho Falls to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho Falls to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho Falls to Baltimore

Discover the top 2 airlines that operate flights from Idaho Falls to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$346Average$493FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$401Average$590FlexibilityNo cancel feeOn-time69%

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