BWI - IDA

$223 Find Cheap Flights from Baltimore to Idaho Falls - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$379
Typical prices: $557-$835
American Airlines
Thu 2/22Tue 2/27
BWI - IDA • 1 stop
Cheapest one-way
$223
Typical prices: $253-$355
United Airlines
Mon 12/31
BWI - IDA • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Baltimore and Idaho Falls. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 34% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $529 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 58m (one-way)
Insights
Insights
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We hope you love your trip to Idaho Falls!
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Flight Deals

Cheap Flights from Baltimore to Idaho Falls (BWI-IDA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Baltimore to Idaho Falls

Mon, Feb 22 - Sat, Feb 27
American Airlines Logo
7:00 am - 1:17 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 17m1 stop Dallas/Fort Worth
American Airlines Logo
1:47 pm - 10:52 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
7h 05m1 stop Dallas/Fort Worth
$379American Airlines
Thu, Dec 10 - Mon, Dec 14
Alaska Airlines Logo
6:03 pm - 3:07 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
23h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
1:54 pm - 5:37 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
13h 43m1 stop Seattle/Tacoma Intl
$379Alaska Airlines
Thu, Dec 10 - Mon, Dec 14
Delta Logo
7:15 am - 12:17 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 02m1 stop Salt Lake City
Delta Logo
6:59 pm - 10:58 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
13h 59m2 stops Salt Lake City Atlanta Hartsfield-Jackson
$429Delta
Thu, Feb 25 - Sat, Feb 27
United Airlines Logo
4:15 pm - 9:35 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 20m1 stop Denver Intl
United Airlines Logo
7:00 am - 3:10 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 10m1 stop Denver Intl
$434United Airlines
Wed, Nov 18 - Sun, Nov 22
American Airlines Logo
6:45 am - 1:05 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 20m1 stop Dallas/Fort Worth
American Airlines Logo
1:43 pm - 10:52 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
7h 09m1 stop Dallas/Fort Worth
$449American Airlines
Wed, Nov 18 - Sun, Nov 22
Delta Logo
7:15 am - 12:15 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 00m1 stop Salt Lake City
Delta Logo
6:57 pm - 9:18 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
12h 21m2 stops Salt Lake City Atlanta Hartsfield-Jackson
$454Delta
Thu, Feb 25 - Sat, Feb 27
United Airlines Logo
6:30 am - 1:31 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
9h 01m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
7:00 am - 3:10 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 10m1 stop Denver Intl
$485United Airlines
Mon, Feb 22 - Sat, Feb 27
American Airlines Logo
7:00 am - 1:17 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 17m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 6:15 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
9h 45m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$490American Airlines
Fri, Jan 8 - Tue, Jan 12
United Airlines Logo
4:10 pm - 9:10 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 00m1 stop Denver Intl
United Airlines Logo
7:00 am - 3:04 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 04m1 stop Denver Intl
$499United Airlines
Tue, Nov 17 - Sat, Nov 21
American Airlines Logo
6:45 am - 1:05 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 20m1 stop Dallas/Fort Worth
American Airlines Logo
1:43 pm - 12:20 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
8h 37m2 stops Dallas/Fort Worth Charlotte Douglas
$525American Airlines
Booking Insights

Price, demand and travel trends for Baltimore to Idaho Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Baltimore to Idaho Falls?

Round-trip flights from Baltimore to Idaho Falls typically range from $557 to $835. The lowest price found in the past 5 days was $379, on American Airlines.

What's the cheapest day of the week to fly from Baltimore to Idaho Falls?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Baltimore to Idaho Falls. It’s 18% cheaper than the average day, while Thursday is the most expensive, with prices 13% higher.

What’s the cheapest month to fly from Baltimore to Idaho Falls?

•April is the cheapest month to fly from Baltimore to Idaho Falls at $459 round-trip.
•December ($1,073) and March ($933) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 133% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Baltimore to Idaho Falls flights

Low season

March

Cheapest flight

$223
Beat the crowds with an average 58% drop in travelers.
The most popular month to fly with an average 91% increase in travelers.
One-way flight from Baltimore to Idaho Falls

When to book flights from Baltimore to Idaho Falls

Are your dates flexible? Find out the best times to travel from Baltimore to Idaho Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Baltimore to Idaho Falls flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Baltimore to Idaho Falls?

    Only Economy Class is available on flights from Baltimore to Idaho Falls.

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

    A nonstop flight from Baltimore to Idaho Falls takes 00m, covering 1,845 miles.

  • Do I need a passport to fly from Baltimore to Idaho Falls?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Baltimore to Idaho Falls flight?

    Round-trip flights from Baltimore to Idaho Falls range from $557 to $835, with an average of $700 over the past 12 months. Anything below $557 counts as a good deal.

  • How are flight prices from Baltimore to Idaho Falls looking right now?

    One-way fares from Baltimore to Idaho Falls are currently higher than usual. Average one-way flight prices are about $349, which is 26% above the typical average for this route.

  • What car rental options are available at Idaho Falls Fanning Field Airport (IDA)?

    Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates averaging $97 for economy cars. Top options include:

    • Alamo
    • Hertz
    • Enterprise Rent-A-Car
    • National
    • Budget

  • Which airports can I use when flying from Baltimore to Idaho Falls?

    Flights from Baltimore to Idaho Falls usually depart from Baltimore/Washington (BWI) and arrive at Idaho Falls Fanning Field (IDA).

  • Which airports do connecting flights from Baltimore to Idaho Falls pass through?

    One-stop flights from Baltimore to Idaho Falls most commonly connect through:

    • Denver Intl (DEN) - 54% of one-stop connections
    • Dallas/Fort Worth (DFW) - 15% of one-stop connections
    • Salt Lake City (SLC) - 15% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 13% of one-stop connections

  • Can I save money by using flexible dates for flights from Baltimore to Idaho Falls?

    Yes. Flexible dates can save you up to 28% on flights from Baltimore to Idaho Falls. Tuesday is the cheapest departure day at $576 round-trip on average, while Thursday is the most expensive at $795, a difference of $219.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Baltimore to Idaho Falls?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 58m, compared with 7h 47m via Chicago O'Hare Intl (ORD) and 8h 04m via Dallas/Fort Worth (DFW).

  • What is the time difference between Baltimore and Idaho Falls?

    Idaho Falls is 2 hours behind Baltimore (Mountain Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Baltimore to Idaho Falls flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $576, about $219 less than Thursday fares (28% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Baltimore to Idaho Falls trip for April. Fares historically average $459 round-trip in that month - typically $614 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Idaho Falls Fanning Field Airport.

    • Tru by Hilton Idaho Falls
    • Comfort Suites Idaho Falls
    • Best Western Plus CottonTree Inn

More options for your flight from Baltimore to Idaho Falls

Complete your trip to Idaho Falls with a hotel stay or car rental

Car rentals in Idaho Falls
Hotels in Idaho Falls
Vacations in Idaho Falls