IDA - DCA

$190 Find Cheap Flights from Idaho Falls to Reagan Washington National Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$359
Typical prices: $552-$865
American Airlines
Tue 1/23Fri 1/26
IDA - DCA • 1 stop
Cheapest one-way
$190
Typical prices: $174-$380
American Airlines
Wed 10/17
IDA - DCA • 1 stop
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)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Washington, D.C. Reagan-National Airport!
Flight Deals
Booking Insights
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.

Sat, Jan 23 - Tue, Jan 26
American Airlines Logo
7:00 am - 6:41 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
9h 41m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 1:18 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
8h 48m1 stop Dallas/Fort Worth
$359American Airlines
Sat, Jan 23 - Tue, Jan 26
American Airlines Logo
1:48 pm - 11:00 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
7h 12m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 1:18 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
8h 48m1 stop Dallas/Fort Worth
$359American Airlines
Sat, Jan 23 - Tue, Jan 26
Alaska Airlines Logo
9:08 am - 9:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 3:21 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
9h 21m1 stop Seattle/Tacoma Intl
$359Alaska Airlines
Sat, Jan 23 - Tue, Jan 26
Alaska Airlines Logo
9:08 am - 9:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:00 pm - 3:21 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
24h 21m1 stop Seattle/Tacoma Intl
$359Alaska Airlines
Fri, Oct 23 - Sat, Oct 24
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
7:45 am - 1:20 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
7h 35m1 stop Chicago O'Hare Intl
$359American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
1:58 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 01m1 stop Chicago O'Hare Intl
American Airlines Logo
10:14 pm - 1:20 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
17h 06m1 stop Chicago O'Hare Intl
$403American Airlines
Sat, Jan 23 - Tue, Jan 26
United Airlines Logo
7:00 am - 2:56 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
5h 56m1 stop Denver Intl
United Airlines Logo
6:00 am - 5:22 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
13h 22m2 stops Houston George Bush Intcntl Denver Intl
$423United Airlines
Sat, Jan 23 - Tue, Jan 26
Alaska Airlines Logo
9:08 am - 9:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:30 am - 1:19 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
29h 49m2 stops Los Angeles Portland
$436Alaska Airlines
Thu, Sep 24 - Sun, Sep 27
American Airlines Logo
1:58 pm - 11:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
8h 01m1 stop Chicago O'Hare Intl
American Airlines Logo
7:42 am - 1:28 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
7h 46m1 stop Chicago O'Hare Intl
$439American Airlines
Tue, Feb 2 - Sat, Feb 6
Alaska Airlines Logo
9:08 am - 9:59 pmIDA  Idaho Falls Fanning Field-DCA Washington, D.C. Reagan-National
10h 51m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 3:21 pmDCA  Washington, D.C. Reagan-National-IDA Idaho Falls Fanning Field
9h 21m1 stop Seattle/Tacoma Intl
$449Alaska 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 from Idaho Falls to Washington, D.C. Reagan-National Airport 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 start at $359. Prices are below average for this route right now, with typical round-trip fares ranging from $552 to $865. The lowest price found in the past 5 days was $359 on American Airlines.

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

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

Find deals

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

Low season

December

Cheapest flight

$190
Most popular time to fly and prices are also 2% lower on average.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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.

  • 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) - 32% of one-stop connections
    • Salt Lake City (SLC) - 26% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 16% of one-stop connections
    • Denver Intl (DEN) - 11% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

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

    On the Idaho Falls to Washington, D.C. Reagan-National Airport route, being flexible with your departure day can save you up to 59%. Saturday is the cheapest day at $417 round-trip on average, while Sunday is the most expensive at $995: a $578 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • 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.

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

    There are currently no nonstop flights available from Idaho Falls to Washington, D.C. Reagan-National Airport. Flights with 1 layover take between 6h 28m and 9h 14m in total, depending on the connection.

  • 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.

  • 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 $359 to $1,226. That means the highest observed fare was about 3x 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 lower than usual. Average one-way flight prices are about $233, which is 9% below the typical average for this route.

  • 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 47m 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 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

  • 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.

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 can be flexible, aim for a Saturday departure instead of Sunday. On this route, Saturday flights average $417 - about $578 less than Sunday (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
    - Canopy by Hilton Washington D.C - The Wharf
    - Intercontinental Hotels Washington D.C. - The Wharf By IHG

Everything you need to know for your flight from Idaho Falls to Washington, D.C.

Information on your arrival and departure airports

Idaho Falls (IDA)
Reagan-National (DCA)