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Interlaken

$498+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — ZRH
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 mayo 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$666
(American Airlines)

One-way from

$498
(American Airlines)

Popular in

July

Cheapest in

March

Average price

$999
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. 12% potential increase in price ($166 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in May 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 mayo 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/124:56 pmDCA - ZRH
1 stop9h 54mAmerican Airlines
jue. 8/2111:45 amZRH - DCA
2 stops15h 45mAmerican Airlines
Deal found 4/30$666
This Air Canada deal was found by Cheapflights users on 5/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/66:00 amDCA - ZRH
1 stop18h 10mAir Canada
mar. 8/2612:40 pmZRH - DCA
1 stop15h 08mAir Canada
Deal found 5/1$687
This Condor deal was found by Cheapflights users on 4/29. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/412:45 pmDCA - ZRH
2 stops21h 00mMultiple Airlines
mié. 5/148:00 amZRH - DCA
2 stops18h 00mMultiple Airlines
Deal found 4/29$690
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/3112:00 pmDCA - ZRH
2 stops25h 45mScandinavian Airlines
mar. 9/910:20 amZRH - DCA
2 stops19h 09mScandinavian Airlines
Deal found 4/30$695
This Delta deal was found by Cheapflights users on 4/29. 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.
mar. 8/199:00 amDCA - ZRH
1 stop17h 05mDelta
mié. 9/310:10 amZRH - DCA
1 stop14h 13mDelta
Deal found 4/29$789
This ITA Airways deal was found by Cheapflights users on 4/29. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/86:05 amDCA - ZRH
2 stops21h 50mITA Airways
mar. 5/1310:40 amZRH - DCA
2 stops18h 05mITA Airways
Deal found 4/29$830
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/38:00 amDCA - ZRH
2 stops23h 05mIcelandair
lun. 9/82:00 pmZRH - DCA
2 stops32h 13mIcelandair
Deal found 4/30$832
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/212:49 pmDCA - ZRH
2 stops14h 06mBritish Airways
jue. 11/2710:10 amZRH - DCA
2 stops15h 49mBritish Airways
Deal found 4/30$841
This United Airlines deal was found by Cheapflights users on 5/1. 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.
jue. 12/256:00 pmDCA - ZRH
1 stop31h 55mUnited Airlines
jue. 1/11:20 pmZRH - DCA
1 stop25h 37mUnited Airlines
Deal found 5/1$1,002

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 mayo 1, 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

mar. 8/12

4:56 pm-8:50 am

1 stop9h 54m

Zurich

jue. 8/21

11:45 am-9:30 pm

2 stops15h 45m

$666

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

mié. 8/6

6:00 am-6:10 am

1 stop18h 10m

Zurich

mar. 8/26

12:40 pm-9:48 pm

1 stop15h 08m

$687

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

dom. 8/31

12:00 pm-7:45 pm

2 stops25h 45m

Zurich

mar. 9/9

10:20 am-11:29 pm

2 stops19h 09m

$695

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

dom. 8/3

12:55 pm-10:10 am

2 stops15h 15m

Zurich

mié. 8/13

6:55 am-3:48 pm

2 stops14h 53m

$748

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

mar. 8/19

1:45 pm-8:05 am

1 stop12h 20m

Zurich

vie. 8/29

10:10 am-6:23 pm

1 stop14h 13m

$789

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

jue. 8/7

6:04 am-10:05 am

2 stops22h 01m

Zurich

mié. 8/27

10:55 am-11:30 pm

2 stops18h 35m

$830

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

mié. 9/3

8:00 am-1:05 pm

2 stops23h 05m

Zurich

lun. 9/8

2:00 pm-4:13 pm

2 stops32h 13m

$832

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

vie. 5/23

3:00 pm-8:15 am

1 stop11h 15m

Zurich

mié. 5/28

1:25 pm-7:43 pm

1 stop12h 18m

$1,076

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

lun. 8/11

6:10 am-8:50 am

1 stop20h 40m

$498

Washington, D.C.Zurich

DCA - ZRH

DCAZRH

Washington, D.C. Reagan-National

lun. 8/11

7:17 pm-10:30 pm

2 stops21h 13m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 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 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 $1,234). 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 mayo 1, 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 mayo 1, 2025.
See what other customers who have flown with Delta, United Airlines and Scandinavian 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
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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
1,349 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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.
TAP AIR PORTUGAL
7.1
Good
1,852 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

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 American Airlines ($498), British Airways ($499), and TAP AIR PORTUGAL ($609).

  • 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 $1,234). 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 airline flying from Reagan-National to Interlaken

Discover the top airline 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$682Average$892FlexibilityNo cancel feeOn-time69%

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