Reagan-National

$477+ Cheap flights from Twin Falls (TWF) to Reagan-National (DCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
TWF — DCA
Aug 25 — Sep 11
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Cheap flight deals from Twin Falls to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Twin Falls (TWF) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$477
(Delta)
From Twin Falls Joslin to Washington, D.C. Reagan-National

Find flight deals from Twin Falls to Reagan-National

Cheapest flights from Twin Falls to Reagan-National
Explore the most affordable flight options available from Twin Falls to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:15 amTWF - DCA
1 stop7h 56mDelta
Tue 10/75:10 pmDCA - TWF
1 stop7h 14mDelta
Deal found 8/17$477
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/176:15 amTWF - DCA
1 stop7h 45mDelta
Tue 10/2112:31 pmDCA - TWF
2 stops11h 53mDelta
Deal found 8/19$693
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:15 amTWF - DCA
1 stop7h 56mDelta
Mon 9/295:21 pmDCA - TWF
1 stop7h 03mDelta
Deal found 8/18$697
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:15 amTWF - DCA
1 stop8h 04mDelta
Sun 11/165:00 pmDCA - TWF
1 stop7h 18mDelta
Deal found 8/19$768
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:15 amTWF - DCA
1 stop7h 55mDelta
Fri 8/295:20 pmDCA - TWF
1 stop7h 10mDelta
Deal found 8/20$1,126

Cheapflights Fare Finder

 
Customize your flight search to find flights from Twin Falls to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Twin Falls to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Twin Falls

Fly to

Reagan-National

Route

Depart

Return

Price

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Sat 10/4

6:15 am-4:11 pm

1 stop7h 56m

Washington, D.C. Reagan-National

Tue 10/7

5:10 pm-10:24 pm

1 stop7h 14m

$477

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Fri 10/17

6:15 am-4:00 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Tue 10/21

12:31 pm-10:24 pm

2 stops11h 53m

$693

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Wed 11/12

6:15 am-7:20 pm

2 stops11h 05m

Washington, D.C. Reagan-National

Sun 11/16

5:00 pm-10:18 pm

1 stop7h 18m

$693

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Thu 9/25

6:15 am-4:11 pm

1 stop7h 56m

Washington, D.C. Reagan-National

Mon 9/29

5:21 pm-10:24 pm

1 stop7h 03m

$697

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Twin Falls to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Twin Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Twin Falls to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Twin Falls to Washington, D.C. Reagan-National?

    For a flight from Twin Falls to Washington, D.C. Reagan-National, you will be flying from Joslin. Twin Falls Joslin (TWF) is just 5.8 mi from the center of the city. Joslin is the only Twin Falls airport and it handles 0 outbound flights to Washington, D.C. Reagan-National per day. 0 airlines have flights to Washington, D.C. Reagan-National from Twin Falls Joslin on a regular basis.

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

    Departing from Twin Falls to Washington, D.C. Reagan-National Airport will take you 7h 56m. The distance between Twin Falls and Washington, D.C. Reagan-National Airport is about 1961 mi.

  • Can I find deals for flights from Twin Falls to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Twin Falls to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Twin Falls to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to Reagan-National.

  • Can I find deals for business class flights from Twin Falls to Reagan-National?

    Yes. Cheapflights offers flight deals from Twin Falls to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Twin Falls to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Twin Falls to Washington, D.C. Reagan-National Airport (average of $278). Flying from Twin Falls to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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