BWI - IDA

$379 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: $532-$804
Delta
Tue 10/16Fri 10/19
BWI - IDA • 1 stop
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 • 33% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $534 (round-trip)
Denver Intl (DEN)
Shortest trip • 7h 05m (one-way)
Insights
Insights
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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

Fri, Oct 16 - Mon, Oct 19
Delta Logo
7:00 am - 12:22 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 22m1 stop Salt Lake City
Delta Logo
6:56 pm - 5:45 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
8h 49m1 stop Salt Lake City
$379Delta
Sat, Nov 7 - Mon, Nov 9
United Airlines Logo
4:19 pm - 9:09 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
6h 50m1 stop Denver Intl
United Airlines Logo
2:35 pm - 11:08 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 33m1 stop Denver Intl
$414United Airlines
Sat, Nov 7 - Mon, Nov 9
Delta Logo
12:37 pm - 10:10 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
11h 33m2 stops Detroit Metropolitan Wayne County Salt Lake City
Delta Logo
6:57 pm - 6:00 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
9h 03m1 stop Salt Lake City
$414Delta
Fri, Oct 23 - Tue, Oct 27
Alaska Airlines Logo
6:15 pm - 3:20 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
23h 05m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
1:58 pm - 5:20 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
13h 22m1 stop Seattle/Tacoma Intl
$439Alaska Airlines
Fri, Oct 23 - Tue, Oct 27
Alaska Airlines Logo
6:15 pm - 3:20 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
23h 05m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
1:58 pm - 5:20 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
13h 22m1 stop Seattle/Tacoma Intl
$439Alaska Airlines
Fri, Oct 23 - Tue, Oct 27
American Airlines Logo
7:17 am - 1:20 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
1:50 pm - 12:16 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
8h 26m1 stop Chicago O'Hare Intl
$458American Airlines
Fri, Oct 23 - Mon, Oct 26
American Airlines Logo
7:17 am - 1:20 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
1:50 pm - 12:16 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
8h 26m1 stop Chicago O'Hare Intl
$458American Airlines
Fri, Oct 23 - Tue, Oct 27
American Airlines Logo
7:17 am - 1:20 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
8h 03m1 stop Chicago O'Hare Intl
American Airlines Logo
1:50 pm - 12:16 amIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
8h 26m1 stop Chicago O'Hare Intl
$458American Airlines
Fri, Jan 8 - Tue, Jan 12
United Airlines Logo
4:10 pm - 9:08 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
6h 58m1 stop Denver Intl
United Airlines Logo
2:35 pm - 11:00 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 25m1 stop Denver Intl
$534United Airlines
Thu, Dec 24 - Wed, Jan 6
United Airlines Logo
4:03 pm - 9:19 pmBWI  Baltimore/Washington-IDA Idaho Falls Fanning Field
7h 16m1 stop Denver Intl
United Airlines Logo
7:00 am - 3:06 pmIDA  Idaho Falls Fanning Field-BWI Baltimore/Washington
6h 06m1 stop Denver Intl
$534United 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 $532 to $804. The lowest price found in the past 5 days was $379, on Delta.

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, Monday is the cheapest day of the week to fly from Baltimore to Idaho Falls. It’s 19% cheaper than the average day, while Thursday is the most expensive, with prices 15% 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.
•March ($933) and June ($840) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 103% 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

$379
Beat the crowds with an average 71% drop in travelers.
Round-trip 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 $532 to $804, with an average of $683 over the past 12 months. Anything below $532 counts as a good deal.

  • Have flight prices from Baltimore to Idaho Falls changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $379 to $3,100. That means the highest observed fare was about 8x higher than the lowest one.

  • 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 starting from around $34 for economy cars. Top options include:

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

  • 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) - 62% of one-stop connections
    • Dallas/Fort Worth (DFW) - 14% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 12% of one-stop connections
    • Salt Lake City (SLC) - 11% 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 29% on flights from Baltimore to Idaho Falls. Monday is the cheapest departure day at $560 round-trip on average, while Thursday is the most expensive at $787, a difference of $227.

    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 7h 05m, compared with 7h 14m via Chicago O'Hare Intl (ORD) and 7h 59m via Salt Lake City (SLC).

  • 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 Monday departure and avoid flying on Thursday. On this route, Monday flights average $560, about $227 less than Thursday fares (29% 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 $474 less than the most expensive month, which is March (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
    • Quality Inn Idaho Falls
    • Comfort Suites Idaho Falls

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