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Idaho Falls

$204+ Cheap flights from Baltimore to Idaho Falls (BWI - IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IDA
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Find flight deals from Baltimore to Idaho Falls

Cheapest flights from Baltimore to Idaho Falls
Explore the most affordable flight options available from Baltimore to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 12/84:15 pmBWI - IDA
1 stop6h 57mUnited Airlines
vie. 12/122:45 pmIDA - BWI
1 stop6h 15mUnited Airlines
Deal found 10/27$421
This American Airlines deal was found by Cheapflights users on 10/27. 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.
lun. 12/86:02 amBWI - IDA
1 stop9h 25mAmerican Airlines
vie. 12/127:00 amIDA - BWI
2 stops13h 08mAmerican Airlines
Deal found 10/27$478
This United Airlines deal was found by Cheapflights users on 10/27. 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.
mié. 11/128:15 amBWI - IDA
1 stop9h 01mUnited Airlines
dom. 11/1610:50 amIDA - BWI
1 stop6h 31mUnited Airlines
Deal found 10/27$506
This United Airlines deal was found by Cheapflights users on 10/28. 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.
mar. 11/1110:56 amBWI - IDA
2 stops8h 50mUnited Airlines
mar. 11/188:30 amIDA - BWI
1 stop8h 51mUnited Airlines
Deal found 10/28$546
This United Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 11/58:15 amBWI - IDA
1 stop9h 01mUnited Airlines
dom. 11/95:00 amIDA - BWI
1 stop8h 10mUnited Airlines
Deal found 10/26$561
This Alaska Airlines deal was found by Cheapflights users on 10/26. 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.
lun. 12/297:00 pmBWI - IDA
1 stop31h 07mAlaska Airlines
lun. 1/52:43 pmIDA - BWI
1 stop13h 01mAlaska Airlines
Deal found 10/26$582
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
mar. 11/117:38 amBWI - IDA
1 stop9h 35mAlaska Airlines
sáb. 11/156:05 amIDA - BWI
1 stop10h 11mAlaska Airlines
Deal found 10/27$590

Cheap flight deals from Baltimore to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Idaho Falls (IDA). 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 octubre 28, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$421
(United Airlines)

One-way from

$204
(Alaska Airlines)

Popular in

March

Cheapest in

April

Average price

$447
Provider with most accurate pricing for Baltimore/Washington-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Idaho Falls Fanning Field flights.
Search Deals
From Baltimore/Washington to Idaho Falls Fanning Field
Search Deals
One-way flight from Baltimore/Washington to Idaho Falls Fanning Field
Search Deals
High demand for flights, 16% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
Use the filters below to find and compare flights from Baltimore to Idaho Falls that are best for you.

Fly from

Baltimore

Fly to

Idaho Falls

Route

Depart

Return

Price

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

lun. 12/8

4:15 pm-9:12 pm

1 stop6h 57m

Idaho Falls Fanning Field

vie. 12/12

2:45 pm-11:00 pm

1 stop6h 15m

$421

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

lun. 12/8

6:02 am-1:27 pm

1 stop9h 25m

Idaho Falls Fanning Field

vie. 12/12

7:00 am-10:08 pm

2 stops13h 08m

$478

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

mar. 11/11

6:15 am-1:35 pm

2 stops9h 20m

Idaho Falls Fanning Field

mar. 11/18

8:30 am-10:41 pm

2 stops12h 11m

$551

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

lun. 12/29

7:00 pm-12:07 am

1 stop31h 07m

Idaho Falls Fanning Field

lun. 1/5

2:43 pm-5:44 am

1 stop13h 01m

$582

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

mar. 11/11

7:38 am-3:13 pm

1 stop9h 35m

Idaho Falls Fanning Field

sáb. 11/15

6:05 am-6:16 pm

1 stop10h 11m

$590

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

mar. 11/11

7:38 am-3:13 pm

1 stop9h 35m

Idaho Falls Fanning Field

mar. 11/18

3:50 pm-6:16 pm

1 stop24h 26m

$627

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

lun. 1/5

7:00 pm-2:06 pm

1 stop21h 06m

Idaho Falls Fanning Field

mié. 1/14

6:58 pm-6:14 pm

1 stop21h 16m

$643

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

dom. 1/4

6:37 pm-12:07 am

1 stop31h 30m

Idaho Falls Fanning Field

mar. 1/6

2:43 pm-6:14 pm

1 stop25h 31m

$681

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

lun. 12/29

9:55 am-10:59 pm

1 stop15h 04m

Idaho Falls Fanning Field

lun. 1/5

5:00 am-4:58 pm

2 stops9h 58m

$708

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

mar. 1/6

11:13 am-10:36 pm

2 stops13h 23m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 14 results
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Compare providers for flights from Baltimore to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to Idaho Falls in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Idaho Falls flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Baltimore-Idaho Falls flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Baltimore-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Idaho Falls flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Baltimore 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 Baltimore to Idaho Falls

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

Currently, September is the cheapest month in which you can book a flight from Baltimore to Idaho Falls (average of $295). Flying from Baltimore to Idaho Falls in December is currently the most expensive (average of $501). 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.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated octubre 28, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Baltimore to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Idaho Falls. 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 Baltimore to Idaho Falls?

    A quick flight from Baltimore to Idaho Falls can take about 6h 57m. United Airlines provides one of the quickest options available for as low as $421. The distance between Baltimore and Idaho Falls is about 1845 mi. This flight may include one or multiple stops.

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

    According to our current data, American Airlines ($334), Delta ($334), and United Airlines ($466) offers the cheapest pricing from Baltimore to Idaho Falls. American Airlines is currently priced 51% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore to Idaho Falls 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 Baltimore to Idaho Falls?

    Currently, September is the cheapest month in which you can book a flight from Baltimore to Idaho Falls (average of $295). Flying from Baltimore to Idaho Falls in December is currently the most expensive (average of $501). 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

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 3 airlines flying from Baltimore to Idaho Falls

Discover the top 3 airlines that operate flights from Baltimore to Idaho Falls. 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 octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$823FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$489FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$466Average$755FlexibilityNo cancel feeOn-time69%

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