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$447+ Cheap flights from Washington, D.C. (WAS) to Twin Falls (TWF)

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — TWF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Twin Falls

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Twin Falls (TWF). 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 October 30, 2025.

Round-trip from

$447
(Delta)
From Washington, D.C. (WAS) to Twin Falls Joslin
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Find flight deals from Washington, D.C. to Twin Falls

Cheapest flights from Washington, D.C. to Twin Falls
Explore the most affordable flight options available from Washington, D.C. to Twin Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 12/67:05 amIAD - TWF
1 stop17h 30mDelta
Wed 12/106:00 amTWF - IAD
1 stop15h 29mDelta
Deal found 10/27$447
This Delta deal was found by Cheapflights users on 10/27. 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 11/146:00 amIAD - TWF
2 stops10h 43mDelta
Sun 11/163:23 pmTWF - IAD
1 stop6h 35mDelta
Deal found 10/27$544
This Delta deal was found by Cheapflights users on 10/30. 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 11/147:15 amBWI - TWF
1 stop9h 28mDelta
Tue 11/186:00 amTWF - BWI
2 stops10h 08mDelta
Deal found 10/30$564
This Delta deal was found by Cheapflights users on 10/30. 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 11/146:00 amDCA - TWF
2 stops10h 43mDelta
Tue 11/186:00 amTWF - DCA
1 stop8h 00mDelta
Deal found 10/30$564
This Delta deal was found by Cheapflights users on 10/30. 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 11/147:01 amIAD - TWF
2 stops9h 42mDelta
Tue 11/183:23 pmTWF - IAD
1 stop6h 35mDelta
Deal found 10/30$564
This Delta deal was found by Cheapflights users on 10/28. 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 11/66:40 amIAD - TWF
2 stops9h 57mDelta
Sat 11/83:28 pmTWF - IAD
1 stop6h 05mDelta
Deal found 10/28$662
This Delta deal was found by Cheapflights users on 10/30. 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 11/146:59 amDCA - TWF
2 stops9h 44mDelta
Sun 11/166:00 amTWF - DCA
1 stop8h 00mDelta
Deal found 10/30$754
This Delta deal was found by Cheapflights users on 10/29. 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 11/19:00 amIAD - TWF
2 stops11h 27mDelta
Mon 11/33:20 pmTWF - IAD
1 stop6h 13mDelta
Deal found 10/29$762
This Delta deal was found by Cheapflights users on 10/27. 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 11/147:15 amBWI - TWF
1 stop9h 28mDelta
Sun 11/166:00 amTWF - BWI
2 stops10h 22mDelta
Deal found 10/27$884
This Delta deal was found by Cheapflights users on 10/30. 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 11/146:59 amDCA - TWF
2 stops9h 44mDelta
Mon 11/176:00 amTWF - DCA
2 stops10h 59mDelta
Deal found 10/30$899
This Delta deal was found by Cheapflights users on 10/29. 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 11/18:00 amDCA - TWF
2 stops12h 27mDelta
Mon 11/36:15 amTWF - DCA
2 stops10h 44mDelta
Deal found 10/29$978
This Delta deal was found by Cheapflights users on 10/29. 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 11/17:05 amBWI - TWF
2 stops13h 22mDelta
Mon 11/36:15 amTWF - BWI
2 stops10h 25mDelta
Deal found 10/29$1,478

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Twin Falls 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 October 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Twin Falls that are best for you.

Fly from

Washington, D.C.

Fly to

Twin Falls

Route

Depart

Return

Price

Washington, D.C.Twin Falls

IAD - TWF

IADTWF

Washington, D.C. Dulles Intl

Sat 12/6

7:05 am-10:35 pm

1 stop17h 30m

Twin Falls Joslin

Wed 12/10

6:00 am-11:29 pm

1 stop15h 29m

$447

Washington, D.C.Twin Falls

DCA - TWF

DCATWF

Washington, D.C. Reagan-National

Sat 3/7

5:15 pm-10:19 pm

1 stop7h 04m

Twin Falls Joslin

Wed 3/11

6:15 am-10:56 pm

2 stops14h 41m

$508

BaltimoreTwin Falls

BWI - TWF

BWITWF

Baltimore/Washington

Sat 4/25

7:10 am-2:38 pm

1 stop9h 28m

Twin Falls Joslin

Wed 4/29

6:15 am-6:09 pm

2 stops9h 54m

$513

BaltimoreTwin Falls

BWI - TWF

BWITWF

Baltimore/Washington

Fri 11/14

7:15 am-2:43 pm

1 stop9h 28m

Twin Falls Joslin

Tue 11/18

6:00 am-6:08 pm

2 stops10h 08m

$564

Washington, D.C.Twin Falls

DCA - TWF

DCATWF

Washington, D.C. Reagan-National

Fri 11/14

6:00 am-2:43 pm

2 stops10h 43m

Twin Falls Joslin

Tue 11/18

6:00 am-4:00 pm

1 stop8h 00m

$564

Washington, D.C.Twin Falls

IAD - TWF

IADTWF

Washington, D.C. Dulles Intl

Fri 11/14

7:01 am-2:43 pm

2 stops9h 42m

Twin Falls Joslin

Sun 11/16

3:23 pm-11:58 pm

1 stop6h 35m

$564

Washington, D.C.Twin Falls

IAD - TWF

IADTWF

Washington, D.C. Dulles Intl

Fri 11/14

7:01 am-2:43 pm

2 stops9h 42m

Twin Falls Joslin

Tue 11/18

3:23 pm-11:58 pm

1 stop6h 35m

$564

Washington, D.C.Twin Falls

IAD - TWF

IADTWF

Washington, D.C. Dulles Intl

Fri 11/14

7:01 am-2:43 pm

2 stops9h 42m

Twin Falls Joslin

Mon 11/17

3:23 pm-11:58 pm

1 stop6h 35m

$564

Washington, D.C.Twin Falls

DCA - TWF

DCATWF

Washington, D.C. Reagan-National

Fri 11/14

6:59 am-2:43 pm

2 stops9h 44m

Twin Falls Joslin

Sun 11/16

6:00 am-4:00 pm

1 stop8h 00m

$754

BaltimoreTwin Falls

BWI - TWF

BWITWF

Baltimore/Washington

Fri 11/14

7:15 am-2:43 pm

1 stop9h 28m

Twin Falls Joslin

Sun 11/16

6:00 am-6:22 pm

2 stops10h 22m

$884

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 11 results
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Best time to book a flight from Washington, D.C. to Twin Falls

Have a flexible travel schedule? Discover the best time to fly to Twin Falls from Washington, D.C. 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 Washington, D.C. to Twin Falls
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 Washington, D.C. to Twin Falls. 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 into for flights to Twin Falls from Washington, D.C.?

    If you book a flight to Twin Falls from Washington, D.C., you will be flying to Joslin, which is the city’s only airport. Twin Falls Joslin (TWF) is located 5.8 mi from the center of Twin Falls. There are 0 flights from Washington, D.C. to Joslin per day from 0 different airlines.

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

    Airlines like Delta fly from Washington, D.C. to Twin Falls in about 17h 30m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1938 mi.

  • What are the most popular routes from Washington, D.C. to Twin Falls?

    The most popular flight routes from Washington, D.C. to Twin Falls are Baltimore/Washington - Twin Falls Joslin, Washington, D.C. Reagan-National - Twin Falls Joslin and Washington, D.C. Dulles Intl - Twin Falls Joslin.

  • Can I find deals for flights from Washington, D.C. to Twin Falls that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Twin Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Twin Falls?

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

  • Can I find deals for business class flights from Washington, D.C. to Twin Falls?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Twin Falls 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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