TWF - WAS

$791 Find Cheap Flights from Twin Falls to Washington, D.C. - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$791
Typical prices: $399-$617
Delta
Fri 12/21Mon 12/31
TWF - IAD • 1 stop
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Flight Deals

Cheap Flights from Twin Falls to Washington, D.C. (TWF-WAS)

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

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

Mon, Dec 21 - Thu, Dec 31
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$791Delta
Mon, Dec 21 - Thu, Dec 31
Delta Logo
1:17 pm - 12:37 amTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
9h 20m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$797Delta
Tue, Dec 22 - Wed, Dec 30
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$811Delta
Mon, Oct 12 - Sat, Oct 17
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
6:13 am - 12:25 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
8h 12m1 stop Salt Lake City
$829Delta
Tue, Dec 22 - Wed, Dec 30
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$874Delta
Tue, Dec 22 - Wed, Dec 30
Delta Logo
1:17 pm - 11:27 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 10m2 stops Salt Lake City Minneapolis St Paul
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$880Delta
Mon, Oct 12 - Sat, Oct 17
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
6:05 am - 12:25 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
8h 20m2 stops Detroit Metropolitan Wayne County Salt Lake City
$944Delta
Mon, Dec 21 - Thu, Dec 31
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$971Delta
Mon, Dec 21 - Thu, Dec 31
Delta Logo
1:17 pm - 12:37 amTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
9h 20m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$977Delta
Tue, Dec 22 - Wed, Dec 30
Delta Logo
1:17 pm - 11:35 pmTWF  Twin Falls Joslin-IAD Washington, D.C. Dulles Intl
8h 18m1 stop Salt Lake City
Delta Logo
7:00 am - 12:18 pmIAD  Washington, D.C. Dulles Intl-TWF Twin Falls Joslin
7h 18m1 stop Salt Lake City
$991Delta
Booking Insights

Price, demand and travel trends for Twin Falls to Washington, D.C. flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Twin Falls to Washington, D.C. with more confidence.

How much is a round-trip flight from Twin Falls to Washington, D.C.?

Round-trip flights from Twin Falls to Washington, D.C. start at $791. Prices are above average for this route right now, with typical round-trip fares ranging from $399 to $617. The lowest price found in the past 5 days was $791 on Delta.

What is the cheapest Twin Falls to Washington, D.C. flight route?

There's little price difference between Twin Falls to Washington, D.C. routes. They average around $573 round-trip, based on KAYAK data over the past 12 months.

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Key details for Twin Falls to Washington, D.C. flights

Cheapest flight

$1,585
Flight from Twin Falls to Washington, D.C. Dulles Intl Airport

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

Are your dates flexible? Find out the best times to travel from Twin 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 Twin Falls to Washington, D.C. 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 Twin Falls to Washington, D.C.?

    Flights from Twin Falls to Washington, D.C. usually depart from Twin Falls Joslin (TWF) and may arrive at several airports in Washington, D.C. area, including Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD).

  • What cabin classes can I book on flights from Twin Falls to Washington, D.C.?

    Only Economy Class is available on flights from Twin Falls to Washington, D.C..

  • Which airports do connecting flights from Twin Falls to Washington, D.C. pass through?

    Most connecting flights from Twin Falls to Washington, D.C. pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Twin Falls to Washington, D.C.?

    Yes. Being flexible with your travel dates can save you up to 36% on the Twin Falls to Washington, D.C. route. Wednesday is the cheapest departure day at $399 round-trip on average, while Thursday is the most expensive at $617, a difference of $218. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Washington, D.C.?

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

  • Do I need a passport to fly from Twin Falls to Washington, D.C.?

    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 Twin Falls to Washington, D.C. 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 $791 to $2,293. That means the highest observed fare was about 3x higher than the lowest one.

  • What is the time difference between Twin Falls and Washington, D.C.?

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

  • What car rental options are available in Washington, D.C.?

    Since Washington, D.C. is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Washington, D.C. Reagan-National Airport (DCA) — daily rates from around $23:

    • Sixt
    • Dollar
    • Thrifty
    • Alamo
    • Budget

    Near Washington, D.C. Dulles Intl Airport (IAD) — daily rates from around $24:

    • Dollar
    • Budget
    • Hertz
    • Sixt
    • Thrifty

Your guide to booking Twin Falls to Washington, D.C. flights

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