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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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IDA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$407
(Delta)

One-way from

$204
(United Airlines)

Popular in

September

Cheapest in

April

Average price

$383
Provider with most accurate pricing for Baltimore/Washington-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-Idaho Falls Fanning Field flights.
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From Baltimore/Washington to Idaho Falls Fanning Field
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One-way flight from Baltimore/Washington to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 7% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:00 amBWI - IDA
1 stop8h 10mAmerican Airlines
Wed 8/2712:46 pmIDA - BWI
1 stop9h 13mAmerican Airlines
Deal found 4/28$407
This Delta deal was found by Cheapflights users on 4/29. 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.
Sun 8/3111:50 amBWI - IDA
2 stops12h 25mDelta
Thu 9/47:00 pmIDA - BWI
1 stop9h 06mDelta
Deal found 4/29$412
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 9/117:22 pmBWI - IDA
1 stop29h 17mAlaska Airlines
Tue 9/166:13 amIDA - BWI
1 stop10h 09mAlaska Airlines
Deal found 4/29$460
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 7/254:20 pmBWI - IDA
1 stop8h 31mUnited Airlines
Wed 7/306:03 pmIDA - BWI
1 stop9h 07mUnited Airlines
Deal found 4/29$497

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 April 29, 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

Wed 7/9

7:10 am-2:19 pm

1 stop9h 09m

Idaho Falls Fanning Field

Sun 7/13

6:52 pm-6:00 am

1 stop9h 08m

$407

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Fri 6/6

4:22 pm-8:58 pm

1 stop6h 36m

Idaho Falls Fanning Field

Mon 6/9

2:25 pm-10:54 pm

1 stop6h 29m

$450

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 6/3

7:49 am-10:34 pm

1 stop16h 45m

Idaho Falls Fanning Field

Sun 6/8

6:00 am-6:29 am

1 stop22h 29m

$482

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Sat 5/17

3:29 pm-9:17 pm

1 stop7h 48m

Idaho Falls Fanning Field

Mon 5/19

1:02 pm-11:21 pm

1 stop8h 19m

$502

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Wed 5/28

4:22 pm-8:58 pm

1 stop6h 36m

$249

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Thu 5/15

7:49 am-3:40 pm

1 stop9h 51m

$255

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Wed 5/14

6:55 am-11:50 am

1 stop6h 55m

$256

BaltimoreIdaho Falls

BWI - IDA

BWIIDA

Baltimore/Washington

Tue 5/13

3:29 pm-9:17 pm

1 stop7h 48m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Idaho Falls flight deals on Cheapflights vs. FlightHub >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 eDreams the most. eDreams 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, October is the cheapest month in which you can book a flight from Baltimore to Idaho Falls (average of $380). Flying from Baltimore to Idaho Falls in July is currently the most expensive (average of $628). 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.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 April 29, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    According to our current data, Delta ($407), United Airlines ($450), and Alaska Airlines ($482) offers the cheapest pricing from Baltimore to Idaho Falls. Delta is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Baltimore to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from Baltimore to Idaho Falls are United Airlines ($204), Delta ($209), and Alaska Airlines ($255).

  • 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, October is the cheapest month in which you can book a flight from Baltimore to Idaho Falls (average of $380). Flying from Baltimore to Idaho Falls in July is currently the most expensive (average of $628). 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 Baltimore?

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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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$334Average$618FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$473FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$456Average$788FlexibilityNo cancel feeOn-time69%

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