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Interlaken

$416+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ZRH
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$775
(oojo)

One-way from

$416
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$959
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
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One-way flight from Washington, D.C. Reagan-National to Interlaken
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Highest demand for flights based on searches. 4% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This Justfly.com deal was found by Cheapflights users on 2/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:00 pmDCA - ZRH
1 stop32h 15mAir Canada
Wed 12/1712:45 pmZRH - DCA
1 stop14h 15mAir Canada
Deal found 2/19$743
This Condor deal was found by Cheapflights users on 2/19. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1311:30 amDCA - ZRH
2 stops22h 10mMultiple Airlines
Wed 8/278:05 amZRH - DCA
2 stops15h 54mMultiple Airlines
Deal found 2/19$770
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/23:45 pmDCA - ZRH
2 stops15h 20mIcelandair
Tue 4/82:00 pmZRH - DCA
2 stops31h 56mIcelandair
Deal found 2/20$775
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/24:12 pmDCA - ZRH
1 stop10h 38mAmerican Airlines
Tue 4/811:45 amZRH - DCA
1 stop14h 14mAmerican Airlines
Deal found 2/19$808
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 12/911:00 amDCA - ZRH
1 stop17h 30mDelta
Sun 12/219:00 amZRH - DCA
2 stops16h 18mDelta
Deal found 2/20$829
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/13:05 pmDCA - ZRH
1 stop11h 10mUnited Airlines
Tue 4/81:25 pmZRH - DCA
1 stop12h 28mUnited Airlines
Deal found 2/19$1,004
This oojo deal was found by Cheapflights users on 2/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:29 pmDCA - ZRH
2 stops18h 11mTAP AIR PORTUGAL
Mon 3/106:05 pmZRH - DCA
2 stops32h 27mTAP AIR PORTUGAL
Deal found 2/20$1,142
This ITA Airways deal was found by Cheapflights users on 2/19. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:30 amDCA - ZRH
2 stops29h 45mITA Airways
Tue 4/227:05 pmZRH - DCA
2 stops33h 40mITA Airways
Deal found 2/19$1,195
This oojo deal was found by Cheapflights users on 2/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:49 pmDCA - ZRH
2 stops18h 31mFinnair
Wed 12/1710:40 amZRH - DCA
2 stops17h 58mFinnair
Deal found 2/19$1,212

Find flights from Reagan-National to Interlaken within your budget

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 February 20, 2025.

Fly from

Reagan-National

Fly to

Interlaken

Route

Depart

Return

Price

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Wed 4/2

9:00 am-1:05 pm

2 stops22h 05m

Zurich

Tue 4/8

2:00 pm-3:00 pm

2 stops31h 00m

$775

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Wed 4/2

4:12 pm-8:50 am

1 stop10h 38m

Zurich

Tue 4/8

11:45 am-7:59 pm

1 stop14h 14m

$808

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Sat 5/10

10:15 am-3:45 pm

2 stops23h 30m

Zurich

Sat 5/17

8:05 am-5:53 pm

2 stops15h 48m

$830

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Sun 3/23

4:10 pm-2:45 pm

2 stops17h 35m

Zurich

Wed 4/9

12:40 pm-10:19 am

1 stop27h 39m

$996

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Tue 4/1

3:05 pm-8:15 am

1 stop11h 10m

Zurich

Tue 4/8

1:25 pm-7:53 pm

1 stop12h 28m

$1,004

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Sun 4/27

8:45 am-10:35 am

1 stop19h 50m

Zurich

Wed 5/14

1:35 pm-10:57 pm

1 stop15h 22m

$1,058

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Mon 3/3

12:29 pm-12:40 pm

2 stops18h 11m

Zurich

Mon 3/10

6:05 pm-9:32 pm

2 stops32h 27m

$1,142

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Thu 4/3

6:30 am-6:15 pm

2 stops29h 45m

Zurich

Tue 4/22

7:05 pm-10:45 pm

2 stops33h 40m

$1,195

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Sun 5/4

12:35 pm-7:00 pm

2 stops24h 25m

Zurich

Sat 5/10

7:45 pm-3:55 pm

2 stops26h 10m

$1,280

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

Wed 2/26

1:03 pm-7:15 pm

3 stops48h 12m

$416

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 19 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.

Travel insights for flights from Reagan-National to Interlaken

Get recent, data-driven insights about flights from Reagan-National to Interlaken including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Interlaken (average of $637). Flying from Washington, D.C. Reagan-National Airport to Interlaken in June is currently the most expensive (average of $1,304). 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.

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 February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Interlaken as you normally would.

Rainfall in Interlaken by month

Plan your trip to Interlaken by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Interlaken ranges from 2.5 - 5.0 inches per month. June is typically the wettest month, when rainfall can reach 5.0 in. January is typically the driest time to visit Interlaken when rainfall is around 2.5 in.

Temperature in Interlaken by month

Plan your trip to Interlaken by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Interlaken, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Interlaken

Get insights into the airlines that provide service to Interlaken. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Interlaken. Reviews last updated February 20, 2025.
See what other customers who have flown with Delta, Finnair and United Airlines from Washington, D.C. to Interlaken have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Brussels Airlines
7.4
Good
341 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,325 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Interlaken one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Interlaken are Scandinavian Airlines ($472), American Airlines ($573), and TAP AIR PORTUGAL ($593).

  • 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.

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Interlaken (average of $637). Flying from Washington, D.C. Reagan-National Airport to Interlaken in June is currently the most expensive (average of $1,304). 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

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Top 3 airlines flying from Reagan-National to Interlaken

Discover the top 3 airlines that operate flights from Reagan-National to Interlaken. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$619Average$1,233FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$682Average$892FlexibilityNo cancel feeOn-time69%
DeltaCheapest$819Average$1,092FlexibilityNo cancel feeOn-timeN/A
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