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Interlaken

$305+ Cheap flights from Reagan-National (DCA) to Interlaken, Switzerland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ZRH
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Find flight deals from Reagan-National to Interlaken

Cheapest flights from Reagan-National to Interlaken
Explore the most affordable flight options available from Reagan-National to Interlaken. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 18, 2025.

This KAYAK deal was found by Cheapflights users on 11/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:40 pmDCA - ZRH
2 stops15h 00mScandinavian Airlines
Wed 12/38:25 pmZRH - DCA
2 stops32h 32mScandinavian Airlines
Deal found 11/16$626
This FlightHub deal was found by Cheapflights users on 11/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:13 amDCA - ZRH
2 stops26h 27mScandinavian Airlines
Wed 12/108:25 pmZRH - DCA
2 stops32h 32mScandinavian Airlines
Deal found 11/17$638
This Scandinavian Airlines deal was found by Cheapflights users on 11/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:15 pmDCA - ZRH
2 stops24h 25mScandinavian Airlines
Sat 12/138:25 pmZRH - DCA
2 stops33h 33mScandinavian Airlines
Deal found 11/17$664
This Ovago deal was found by Cheapflights users on 11/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:30 amDCA - ZRH
2 stops20h 10mScandinavian Airlines
Sun 12/78:25 pmZRH - DCA
2 stops32h 32mScandinavian Airlines
Deal found 11/16$684
This Gurufare deal was found by Cheapflights users on 11/16. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amDCA - ZRH
2 stops20h 40mScandinavian Airlines
Wed 1/78:25 pmZRH - DCA
2 stops32h 23mScandinavian Airlines
Deal found 11/16$719
This Scandinavian Airlines deal was found by Cheapflights users on 11/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:10 amDCA - ZRH
2 stops16h 30mScandinavian Airlines
Fri 12/510:25 amZRH - DCA
2 stops19h 33mScandinavian Airlines
Deal found 11/17$729
This Mytrip deal was found by Cheapflights users on 11/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:05 amDCA - ZRH
2 stops27h 45mMultiple Airlines
Fri 12/129:35 pmZRH - DCA
3 stops23h 56mMultiple Airlines
Deal found 11/17$732
This FlightHub deal was found by Cheapflights users on 11/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:40 pmDCA - ZRH
2 stops14h 25mIcelandair
Tue 12/161:00 pmZRH - DCA
2 stops31h 44mIcelandair
Deal found 11/17$739
This KAYAK deal was found by Cheapflights users on 11/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:15 pmDCA - ZRH
2 stops15h 25mScandinavian Airlines
Wed 12/38:25 pmZRH - DCA
2 stops31h 47mScandinavian Airlines
Deal found 11/16$741
This Mytrip deal was found by Cheapflights users on 11/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:40 amDCA - ZRH
3 stops28h 45mMultiple Airlines
Mon 12/88:20 pmZRH - DCA
3 stops27h 45mMultiple Airlines
Deal found 11/17$766

Cheap flight deals from Reagan-National to Interlaken

Keep the following information in mind while searching for Reagan-National to Interlaken flight deals. Data was last updated November 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$622
(FlightHub)

One-way from

$305
(Kiwi.com)

Popular in

November

Cheapest in

December

Average price

$1,677
Provider with most accurate pricing for Washington, D.C. (WAS)-Zurich flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Zurich flights.
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From Washington, D.C. Reagan-National to Interlaken
Search Deals
One-way flight from Washington, D.C. Reagan-National to Interlaken
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Interlaken 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 November 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Interlaken that are best for you.

Fly from

Reagan-National

Fly to

Interlaken

Route

Depart

Return

Price

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Tue 12/9

1:15 pm-7:40 pm

2 stops24h 25m

Zurich

Sat 12/13

8:25 pm-11:58 pm

2 stops33h 33m

$664

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Wed 2/25

6:00 pm-4:45 pm

2 stops16h 45m

Zurich

Wed 3/4

10:20 am-5:33 pm

1 stop13h 13m

$719

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Tue 3/24

5:00 pm-10:30 am

1 stop12h 30m

Zurich

Thu 4/2

1:35 pm-10:54 pm

1 stop15h 19m

$723

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Tue 3/24

11:00 am-10:30 am

1 stop18h 30m

Zurich

Wed 4/1

1:35 pm-10:54 pm

1 stop15h 19m

$723

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Mon 3/23

5:00 pm-10:30 am

1 stop12h 30m

Zurich

Thu 4/2

1:35 pm-11:08 pm

1 stop15h 33m

$723

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Fri 2/6

11:10 am-2:10 pm

2 stops21h 00m

Zurich

Tue 2/10

2:55 pm-10:48 pm

2 stops37h 53m

$726

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Sat 1/24

4:10 pm-6:15 am

1 stop32h 05m

Zurich

Sun 2/1

1:20 pm-7:59 pm

1 stop12h 39m

$750

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Thu 1/8

5:00 pm-1:15 pm

2 stops14h 15m

Zurich

Thu 1/15

6:50 am-4:58 pm

2 stops16h 08m

$787

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Wed 1/7

2:35 pm-1:30 pm

2 stops16h 55m

Zurich

Wed 1/14

2:15 pm-11:41 pm

2 stops15h 26m

$793

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Tue 1/13

12:00 pm-9:40 am

2 stops15h 40m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 17 results
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Best time to book a flight from Reagan-National to Interlaken

Have a flexible travel schedule? Discover the best time to fly to Interlaken from Reagan-National 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. Reagan-National Airport to Interlaken

What is the cheapest time of day to fly from DCA to IN9?

Find hourly flight availability from Reagan-National to Interlaken. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 18, 2025.

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Interlaken in the morning. Doing so could potentially save you 32% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Interlaken. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Scandinavian Airlines, United Airlines, and Delta can get you from Washington, D.C. Reagan-National Airport to Interlaken in just under 12h 30m. Your travel time can differ by up to 11h 55m. Airlines will cover a distance of 4131 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Interlaken 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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