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$502+ Cheap flights from Twin Falls (TWF) to District of Columbia

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
TWF — IAD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Twin Falls to District of Columbia

Cheapest flights from Twin Falls to District of Columbia
Explore the most affordable flight options available from Twin Falls to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 2/253:44 pm
TWF
-
IAD
1 stop6h 02m
Delta
Wed 3/47:05 am
IAD
-
TWF
1 stop9h 54m
Delta
Deal found 1/26$502
This Delta deal was found by Cheapflights users on 1/28. 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 2/126:00 am
TWF
-
DCA
2 stops10h 33m
Delta
Mon 2/167:35 am
DCA
-
TWF
2 stops9h 24m
Delta
Deal found 1/28$569
This Delta deal was found by Cheapflights users on 1/28. 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 2/123:44 pm
TWF
-
IAD
1 stop6h 02m
Delta
Mon 2/167:00 am
IAD
-
TWF
2 stops9h 59m
Delta
Deal found 1/28$599
This Delta deal was found by Cheapflights users on 1/28. 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 2/283:44 pm
TWF
-
IAD
1 stop6h 02m
Delta
Sat 3/77:05 am
IAD
-
TWF
1 stop9h 54m
Delta
Deal found 1/28$768
This Delta deal was found by Cheapflights users on 1/28. 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 2/286:00 am
TWF
-
DCA
1 stop8h 00m
Delta
Sat 3/75:10 pm
DCA
-
TWF
1 stop7h 37m
Delta
Deal found 1/28$1,023

Find flight deals from Twin Falls to District of Columbia

Keep the following information in mind while searching for Twin Falls to District of Columbia flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$502
(Delta)
Provider with most accurate pricing for Twin Falls Joslin-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Twin Falls Joslin-Washington, D.C. (WAS) flights.
Search Deals
From Twin Falls Joslin to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Twin Falls to District of Columbia 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 January 29, 2026.
Use the filters below to find and compare flights from Twin Falls to District of Columbia that are best for you.

Fly from

Twin Falls

Fly to

District of Columbia

Route

Depart

Return

Price

Twin FallsWashington, D.C.

TWF - IAD

TWFIAD

Twin Falls Joslin

Wed 2/25

3:44 pm-11:46 pm

1 stop6h 02m

Washington, D.C. Dulles Intl

Wed 3/4

7:05 am-2:59 pm

1 stop9h 54m

$502

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Thu 2/12

6:00 am-6:33 pm

2 stops10h 33m

Washington, D.C. Reagan-National

Mon 2/16

7:35 am-2:59 pm

2 stops9h 24m

$569

Twin FallsWashington, D.C.

TWF - IAD

TWFIAD

Twin Falls Joslin

Thu 2/12

3:44 pm-11:46 pm

1 stop6h 02m

Washington, D.C. Dulles Intl

Mon 2/16

7:00 am-2:59 pm

2 stops9h 59m

$599

Twin FallsWashington, D.C.

TWF - IAD

TWFIAD

Twin Falls Joslin

Sat 2/28

3:44 pm-11:46 pm

1 stop6h 02m

Washington, D.C. Dulles Intl

Sat 3/7

7:05 am-2:59 pm

1 stop9h 54m

$768

Twin FallsWashington, D.C.

TWF - DCA

TWFDCA

Twin Falls Joslin

Sat 2/28

6:00 am-4:00 pm

1 stop8h 00m

Washington, D.C. Reagan-National

Sat 3/7

5:10 pm-10:47 pm

1 stop7h 37m

$1,023

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Twin Falls to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from Twin Falls to District of Columbia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Twin Falls to District of Columbia. 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 District of Columbia?

    Twin Falls Joslin (TWF) is the airport you will fly out of if you book a flight from Twin Falls to District of Columbia. It is only a 5.8 mi journey to Joslin (TWF) from Twin Falls’s city center.

  • How long is the flight from Twin Falls to District of Columbia?

    For as low as $502, Delta can have you in District of Columbia from Twin Falls in 6h 02m. The distance between Twin Falls and District of Columbia is about 1938 mi.

  • Can I find deals for flights from Twin Falls to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Twin Falls to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Twin Falls to District of Columbia?

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

  • Can I find deals for business class flights from Twin Falls to District of Columbia?

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

See more FAQs

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