CA $417 Cheap Flights from Baltimore (BWI) to Idaho Falls (IDA)

View CA $417 flight on Thu, Mar 12, 2026Opens in a new window

Popular airlines from Baltimore Washington International Airport (BWI) to Idaho Falls Regional Airport (IDA)

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Cheap flights from Baltimore (BWI) to Idaho Falls (IDA)

Prices were available within the past 7 days and start at CA $417 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Baltimore (BWI) to Idaho Falls (IDA)

February is typically the cheapest month to fly

From CA $488 - CA $1,542 per traveller.
Flight from Baltimore to Idaho Falls (BWI - IDA) route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Idaho Falls Regional
Distance
2953 km

Baltimore to Idaho Falls Flights

The easy way to book your flights from Baltimore to Idaho Falls 

With Expedia, it’s simple to find and book flights to Idaho Falls from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 2 airlines that cover this route. There are nonstop flights to Idaho Falls Regional, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Idaho Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Idaho Falls Regional, IDA 

Sort your search results by price to find great deals on your flight from Baltimore to Idaho Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Idaho Falls from Baltimore currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Idaho Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Idaho Falls from Baltimore 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Idaho Falls with Expedia today.

Frequently asked questions

How much is a flight from BWI Airport to Idaho Falls Regional Airport (IDA)?
The lowest price advertised for a round-trip journey between BWI Marshall and IDA is . But you better act fast. This figure is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BWI Airport to Idaho Falls Regional Airport?
Most flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from BWI Airport to Idaho Falls Regional Airport (IDA) that have flexible change policies?
Plenty of airlines offer the option to move your flight without charging a fee. All you pay is the fare difference. When looking for Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Idaho Falls Regional Airport (IDA) flights, you'll see a "No change fees" filter for you to select.
How many hours is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Idaho Falls Regional Airport (IDA)?
Lasting around 6 hours and 45 minutes, the flight between BWI Marshall and IDA is a good opportunity to do some last-minute trip planning. Why not use the time to hone your itinerary for Idaho Falls?
How far is the flight from BWI Marshall to Idaho Falls Regional Airport (IDA)?
The flying distance between BWI Marshall and Idaho Falls Regional Airport (IDA) is 3,000 kilometres. Close your eyes or finish that novel and the journey will whiz by.
Which airlines fly direct from BWI Marshall to IDA?
At the moment, no airlines offer flights directly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Idaho Falls Regional Airport (IDA). You'll have to book a flight with one or more stops. To score the best connections and price, lock in your airfare well ahead of time.
Are BWI Marshall to IDA flight tickets cheaper when they're purchased at the last minute?
Airline tickets from BWI to IDA are available up to 12 months before departure on Expedia. And although you may occasionally nab a great last-minute deal, it's never a sure thing. Also, booking your flights well in advance means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so check back often for all the latest specials.
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