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Cheap flights from London Heathrow Airport to Interlaken from £66

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ZRH
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Interlaken are usually found in November or January, booked 89 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Heathrow to Interlaken

Keep the following information in mind while searching for Heathrow to Interlaken flight deals. Data was last updated 19 August 2025.

Round-trip from

£104

One-way from

£66

Popular in

July

Cheapest in

November

Average price

£175
SWISS
  • SWISS
  • 25/11-25/11
  • Nonstop
  • 3h 45m total
  • London to Interlaken
Search Deals
British Airways
  • British Airways
  • 4/10
  • Nonstop
  • 1h 45m total
  • London to Interlaken
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Heathrow to Interlaken

Cheapest flights from Heathrow to Interlaken
Explore the most affordable flight options available from Heathrow to Interlaken. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Tue 25/1109:00LHR - ZRH
Nonstop1h 55mSWISS
Tue 25/1118:25ZRH - LHR
Nonstop1h 50mSWISS
Deal found 19/8£104
Mon 1/906:00LHR - ZRH
Nonstop1h 40mSWISS
Tue 30/907:05ZRH - LHR
Nonstop1h 50mSWISS
Deal found 19/8£106
Wed 12/1117:10LHR - ZRH
Nonstop1h 50mSWISS
Thu 13/1107:05ZRH - LHR
Nonstop2h 00mSWISS
Deal found 19/8£107
Mon 8/920:05LHR - ZRH
Nonstop1h 40mSWISS
Thu 11/907:05ZRH - LHR
Nonstop1h 50mSWISS
Deal found 17/8£108
Thu 4/1206:00LHR - ZRH
Nonstop1h 40mSWISS
Wed 10/1215:30ZRH - LHR
Nonstop1h 50mSWISS
Deal found 19/8£109
Tue 2/906:00LHR - ZRH
Nonstop1h 40mSWISS
Tue 2/920:55ZRH - LHR
Nonstop1h 50mSWISS
Deal found 18/8£109
Tue 26/806:00LHR - ZRH
Nonstop1h 40mSWISS
Tue 26/820:55ZRH - LHR
Nonstop1h 50mSWISS
Deal found 17/8£111
Fri 5/1212:45LHR - ZRH
Nonstop1h 45mBritish Airways
Sun 7/1221:10ZRH - LHR
Nonstop1h 45mBritish Airways
Deal found 18/8£112
Mon 8/1206:00LHR - ZRH
Nonstop1h 40mSWISS
Thu 11/1220:55ZRH - LHR
Nonstop1h 45mSWISS
Deal found 19/8£112
Thu 9/1012:20LHR - ZRH
Nonstop1h 45mBritish Airways
Sun 12/1019:40ZRH - LHR
Nonstop1h 45mBritish Airways
Deal found 18/8£113
Tue 4/1117:25LHR - ZRH
Nonstop1h 50mBritish Airways
Sat 8/1106:35ZRH - LHR
Nonstop2h 00mBritish Airways
Deal found 17/8£114
Thu 2/1009:20LHR - ZRH
Nonstop1h 50mBritish Airways
Thu 9/1007:15ZRH - LHR
Nonstop1h 50mBritish Airways
Deal found 18/8£115

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Interlaken that are best for you.

Fly from

Heathrow

Fly to

Interlaken

Route

Depart

Return

Price

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Thu 13/11

13:45-16:45

Nonstop2h 00m

Zurich

Tue 2/12

20:55-21:40

Nonstop1h 45m

£107

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Sun 18/1

14:25-17:15

Nonstop1h 50m

Zurich

Sun 18/1

21:10-21:55

Nonstop1h 45m

£108

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Mon 15/9

20:05-22:45

Nonstop1h 40m

Zurich

Wed 17/9

07:05-07:55

Nonstop1h 50m

£108

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Sun 26/10

07:35-10:20

Nonstop1h 45m

Zurich

Sun 26/10

18:30-19:15

Nonstop1h 45m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Mon 12/1

12:05-14:45

Nonstop1h 40m

Zurich

Tue 20/1

12:10-13:00

Nonstop1h 50m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Sun 7/12

07:35-10:20

Nonstop1h 45m

Zurich

Sun 7/12

12:40-13:40

Nonstop2h 00m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Thu 8/1

17:10-20:00

Nonstop1h 50m

Zurich

Mon 12/1

10:15-11:15

Nonstop2h 00m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Mon 29/9

20:05-22:45

Nonstop1h 40m

Zurich

Thu 2/10

17:05-17:50

Nonstop1h 45m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Thu 4/12

13:45-16:45

Nonstop2h 00m

Zurich

Tue 9/12

10:15-11:15

Nonstop2h 00m

£109

LondonZurich

LHR - ZRH

LHRZRH

London Heathrow

Thu 4/12

06:00-08:40

Nonstop1h 40m

Zurich

Wed 10/12

15:30-16:20

Nonstop1h 50m

£109

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Heathrow to Interlaken

Have a flexible travel schedule? Discover the best time to fly to Interlaken from Heathrow with our price prediction graph.
Estimated return 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 London Heathrow Airport to Interlaken

How far ahead should I book a flight from London Heathrow Airport to Interlaken?

Use this chart to determine the optimal time to book a return flight from Heathrow to Interlaken. Price data was last updated on 8 August 2025.

The price you pay for your flight from London Heathrow Airport to Interlaken may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Interlaken?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Interlaken (average of £153). Flying from London Heathrow Airport to Interlaken in August is currently the most expensive (average of £238). 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 LHR to IN9?

Find hourly flight availability from Heathrow 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 19 August 2025.

When flying from London Heathrow Airport to Interlaken, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from London Heathrow Airport to Interlaken?

Use this chart to determine the cheapest time to fly return from Heathrow to Interlaken. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Interlaken flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Interlaken

Explore weekly flight availability from Heathrow to Interlaken. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 August 2025.

The most flights from LHR to IN9 are scheduled on a Monday (35 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost for a return flight from London Heathrow Airport to Interlaken?

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 19 August 2025.
Get a feel of what it's like to fly with KLM, SWISS, andScandinavian Airlines from London Heathrow Airport to Interlaken by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.6
Good
1,699 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Scandinavian Airlines
7.4
Good
1,470 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
easyJet
6.9
Okay
1,820 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,283 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Overall

7.8

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 London Heathrow Airport to Interlaken?

    Airlines like SWISS and British Airways fly from London Heathrow Airport to Interlaken in about 1h 50m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 490 mi. Most flights are nonstop.

  • What are the most reliable airlines from London Heathrow Airport to Interlaken?

    Before booking your flight to Interlaken from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Helvetic Airways (83%), Air Canada (67%), Malaysia Airlines( 65%).

  • What are the cheapest flights from London Heathrow Airport to Interlaken?

    While on average a flight from London Heathrow Airport to Interlaken is generally £866, our data shows the cheapest flight currently is £76. When looking at the most popular route, (London Heathrow - Zurich), you can expect to pay £103 for that flight.

  • Can I find deals for flights from Heathrow to Interlaken that include hotel bookings?

    Yes. In addition to deals on Heathrow to Interlaken flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Interlaken?

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

  • Can I find deals for business class flights from Heathrow to Interlaken?

    Yes. Cheapflights offers flight deals from Heathrow 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 London Heathrow Airport to Interlaken?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Interlaken (average of £153). Flying from London Heathrow Airport to Interlaken in August is currently the most expensive (average of £238). 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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Alternative routes for Heathrow to Interlaken

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Heathrow to Interlaken

Discover the top 8 airlines that operate flights from Heathrow 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 858,174 searches. Data last updated 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£46Average£106FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Air SerbiaCheapest£69Average£71FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
British AirwaysCheapest£80Average£143FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SWISSCheapest£90Average£178FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£134Average£202FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£151Average£199FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£152Average£456FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapest£166Average£274FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Interlaken?

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Interlaken?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Interlaken from Heathrow.

Can Cheapflights find flights from Heathrow to Interlaken with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Interlaken flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Heathrow to Interlaken become cheaper?

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