IDA - DCA

$200 Find Cheap Flights from Idaho Falls to Reagan Washington National Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$399
Typical prices: $552-$865
American Airlines
Mon 12/3Sun 12/9
IDA - DCA • 1 stop
Cheapest one-way
$200
Typical prices: $174-$380
American Airlines
Sun 10/28
IDA - DCA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Idaho Falls and Washington, D.C. Reagan-National Airport. You'll need to take a connecting flight to reach the destination.
Insights
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When to travel
March
Cheapest • 47% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Seattle/Tacoma Intl (SEA)
Cheapest • Avg $329 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 28m (one-way)
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Insights
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We hope you love your trip to Washington, D.C. Reagan-National Airport!
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Flight Deals

Cheap Flights from Idaho Falls to Washington, D.C. (IDA-DCA)

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

Recent round-trip flight deals from Idaho Falls to Washington, D.C.

Thu, Dec 3 - Wed, Dec 9
American Airlines Logo
1:41 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 18m1 stop Dallas/Fort Worth
American Airlines Logo
1:44 pm - 9:49 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
10h 05m1 stop Dallas/Fort Worth
$399American Airlines
Thu, Dec 3 - Wed, Dec 9
American Airlines Logo
1:35 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 24m1 stop Dallas/Fort Worth
American Airlines Logo
7:12 am - 1:05 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
7h 53m1 stop Dallas/Fort Worth
$399American Airlines
Thu, Oct 29 - Wed, Nov 4
American Airlines Logo
1:50 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 1:05 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
10h 05m1 stop Dallas/Fort Worth
$399American Airlines
Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
1:50 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 1:05 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
10h 05m1 stop Dallas/Fort Worth
$399American Airlines
Thu, Dec 3 - Wed, Dec 9
Delta Logo
5:35 am - 4:48 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
9h 13m1 stop Salt Lake City
Delta Logo
2:59 pm - 10:07 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
9h 08m2 stops Minneapolis St Paul Salt Lake City
$404Delta
Wed, Oct 28 - Wed, Nov 4
Delta Logo
6:56 pm - 10:09 amIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
13h 13m2 stops Salt Lake City New York John F Kennedy Intl
Delta Logo
11:13 am - 10:10 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
12h 57m2 stops New York John F Kennedy Intl Salt Lake City
$409Delta
Thu, Dec 3 - Wed, Dec 9
Delta Logo
5:35 am - 5:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 24m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky
Delta Logo
12:23 pm - 10:07 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
11h 44m2 stops Minneapolis St Paul Salt Lake City
$409Delta
Thu, Dec 3 - Wed, Dec 9
Delta Logo
5:35 am - 5:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 24m2 stops Salt Lake City Cincinnati Cinci./N. Kentucky
Delta Logo
12:23 pm - 10:07 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
11h 44m2 stops Minneapolis St Paul Salt Lake City
$439Delta
Sun, Nov 22 - Thu, Nov 26
Delta Logo
6:57 pm - 10:02 amIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
13h 05m2 stops Salt Lake City New York John F Kennedy Intl
Delta Logo
7:45 am - 6:34 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
12h 49m2 stops Minneapolis St Paul Salt Lake City
$439Delta
Wed, Oct 28 - Wed, Nov 4
American Airlines Logo
1:50 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 09m1 stop Chicago O'Hare Intl
American Airlines Logo
5:00 am - 1:05 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
10h 05m2 stops Charlotte Douglas Dallas/Fort Worth
$469American Airlines
Booking Insights

Price, demand and travel trends for Idaho Falls to Washington, D.C. Reagan-National Airport 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 Idaho Falls to Washington, D.C. Reagan-National Airport?

Round-trip flights from Idaho Falls to Washington, D.C. Reagan-National Airport typically range from $552 to $865. The lowest price found in the past 5 days was $399, on American Airlines.

What's the cheapest day of the week to fly from Idaho Falls to Washington, D.C. Reagan-National Airport?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Idaho Falls to Washington, D.C. Reagan-National Airport. It’s 33% cheaper than the average day, while Sunday is the most expensive, with prices 60% higher.

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Key details for Idaho Falls to Washington, D.C. Reagan-National Airport flights

Low season

December

Cheapest flight

$200
One-way flight from Idaho Falls to Washington, D.C. Reagan-National Airport

When to book flights from Idaho Falls to Washington, D.C.

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

Your Idaho Falls to Washington, D.C. Reagan-National Airport 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 Idaho Falls to Washington, D.C. Reagan-National Airport?

    Only Economy Class is available on flights from Idaho Falls to Washington, D.C. Reagan-National Airport.

  • How long is a flight from Idaho Falls to Washington, D.C. Reagan-National Airport?

    A nonstop flight from Idaho Falls to Washington, D.C. Reagan-National Airport takes 00m, covering 1,835 miles.

  • Do I need a passport to fly from Idaho Falls to Washington, D.C. Reagan-National Airport?

    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 Idaho Falls to Washington, D.C. Reagan-National Airport flight?

    Round-trip flights from Idaho Falls to Washington, D.C. Reagan-National Airport range from $552 to $865, with an average of $620 over the past 12 months. Anything below $552 counts as a good deal.

  • Have flight prices from Idaho Falls to Washington, D.C. Reagan-National Airport 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 $399 to $2,512. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Idaho Falls to Washington, D.C. Reagan-National Airport looking right now?

    One-way fares from Idaho Falls to Washington, D.C. Reagan-National Airport are currently higher than usual. Average one-way flight prices are about $371, which is 46% above the typical average for this route.

  • What car rental options are available at Washington, D.C. Reagan-National Airport (DCA)?

    Washington, D.C. Reagan-National Airport (DCA) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:

    • Sixt
    • Dollar
    • Thrifty
    • Alamo
    • Budget

  • Which airports can I use when flying from Idaho Falls to Washington, D.C. Reagan-National Airport?

    Flights from Idaho Falls to Washington, D.C. Reagan-National Airport usually depart from Idaho Falls Fanning Field (IDA) and arrive at Washington, D.C. Reagan-National (DCA).

  • Which airports do connecting flights from Idaho Falls to Washington, D.C. Reagan-National Airport pass through?

    One-stop flights from Idaho Falls to Washington, D.C. Reagan-National Airport most commonly connect through:

    • Dallas/Fort Worth (DFW) - 29% of one-stop connections
    • Salt Lake City (SLC) - 29% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 17% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 13% of one-stop connections

  • Can I save money by using flexible dates for flights from Idaho Falls to Washington, D.C. Reagan-National Airport?

    Yes. Flexible dates can save you up to 59% on flights from Idaho Falls to Washington, D.C. Reagan-National Airport. Saturday is the cheapest departure day at $417 round-trip on average, while Sunday is the most expensive at $995, a difference of $578.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Idaho Falls to Washington, D.C. Reagan-National Airport?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 28m, compared with 7h 31m via Chicago O'Hare Intl (ORD) and 7h 44m via Salt Lake City (SLC).

  • What is the time difference between Idaho Falls and Washington, D.C. Reagan-National Airport?

    Washington, D.C. Reagan-National Airport is 2 hours ahead of Idaho Falls (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C. Reagan-National Airport?

    Some of the most popular sights in Washington, D.C. Reagan-National Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Reagan-National Airport on KAYAK.

Your guide to booking Idaho Falls to Washington, D.C. Reagan-National Airport 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 Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $417, about $578 less than Sunday fares (58% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Idaho Falls to Washington, D.C. Reagan-National Airport trip for March. Fares historically average $329 round-trip in that month - typically $641 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Washington, D.C. Reagan-National Airport.

    • Hyatt House Washington DC The Wharf
    • Pendry Washington DC - The Wharf
    • Intercontinental Hotels Washington D.C. - The Wharf By IHG

More options for your flight from Idaho Falls to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
Vacations in Washington, D.C.