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$448+ Cheap flights from Kathmandu (KTM) to Heathrow (LHR)

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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — LHR
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheapflights Tip: The best prices from Kathmandu Tribhuvan to London Heathrow are usually found in July or November, booked 81 days in advance, depart on a Saturday or Tuesday and return on a Thursday

Cheap flight deals from Kathmandu to Heathrow

Cheapest flights from Kathmandu to Heathrow
Explore the most affordable flight options available from Kathmandu to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This FlightHub deal was found by Cheapflights users on 12/13. 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.
Thu 12/257:35 amKTM - LHR
1 stop17h 30mAir India
Tue 1/610:00 pmLHR - KTM
1 stop12h 45mAir India
Deal found 12/13$937
This Air China deal was found by Cheapflights users on 12/13. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:35 pmKTM - LHR
2 stops33h 05mAir China
Tue 1/610:10 pmLHR - KTM
1 stop31h 40mAir China
Deal found 12/13$942
This FlightHub deal was found by Cheapflights users on 12/13. 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.
Thu 12/255:00 pmKTM - LHR
2 stops30h 15mChina Eastern
Tue 1/69:00 pmLHR - KTM
2 stops37h 15mChina Eastern
Deal found 12/13$965
This Trip.com deal was found by Cheapflights users on 12/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:05 pmKTM - LHR
1 stop15h 15mAir India
Fri 1/91:00 pmLHR - KTM
1 stop19h 10mAir India
Deal found 12/14$989
This Expedia deal was found by Cheapflights users on 12/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:05 pmKTM - LHR
2 stops19h 55mSWISS
Fri 1/96:00 amLHR - KTM
2 stops18h 50mSWISS
Deal found 12/14$1,186

Find flight deals from Kathmandu to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Heathrow (LHR). 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 December 14, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$937
(FlightHub)

One-way from

$448
(Kiwi.com)

Popular in

April

Cheapest in

July

Average price

$1,277
Provider with most accurate pricing for Kathmandu Tribhuvan-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-London Heathrow flights.
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From Kathmandu Tribhuvan to London Heathrow
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One-way flight from Kathmandu Tribhuvan to London Heathrow
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kathmandu to Heathrow 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 December 14, 2025.
Use the filters below to find and compare flights from Kathmandu to London Heathrow Airport that are best for you.

Fly from

Kathmandu

Fly to

Heathrow

Route

Depart

Return

Price

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Thu 12/25

12:35 pm-3:55 pm

2 stops33h 05m

London Heathrow

Tue 1/6

10:10 pm-11:35 am

1 stop31h 40m

$942

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Fri 1/30

1:45 pm-7:10 am

2 stops23h 10m

London Heathrow

Sat 2/28

9:10 am-6:35 pm

2 stops27h 40m

$958

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Sun 2/15

2:00 pm-1:45 pm

2 stops29h 30m

London Heathrow

Wed 2/25

3:45 pm-1:30 pm

2 stops16h 00m

$960

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Thu 1/29

2:30 pm-11:05 am

1 stop26h 20m

London Heathrow

Sat 2/28

1:00 pm-9:05 am

1 stop14h 20m

$962

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Thu 12/25

5:00 pm-5:30 pm

2 stops30h 15m

London Heathrow

Tue 1/6

9:00 pm-4:00 pm

2 stops37h 15m

$965

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Fri 1/9

7:40 am-10:25 pm

2 stops20h 30m

London Heathrow

Fri 1/16

6:35 am-12:15 pm

2 stops23h 55m

$984

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Sun 1/11

1:45 pm-7:20 pm

2 stops35h 20m

London Heathrow

Sun 1/18

8:05 pm-6:35 pm

2 stops16h 45m

$989

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Sun 3/1

10:50 am-7:20 pm

1 stop14h 15m

London Heathrow

Sun 3/1

10:00 pm-12:15 am

1 stop20h 30m

$1,022

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Fri 1/9

12:35 pm-7:40 pm

1 stop36h 50m

London Heathrow

Fri 1/16

5:40 pm-11:35 am

2 stops36h 10m

$1,066

KathmanduLondon

KTM - LHR

KTMLHR

Kathmandu Tribhuvan

Sat 1/10

5:30 pm-7:20 pm

2 stops31h 35m

London Heathrow

Sat 1/17

10:00 pm-6:35 pm

1 stop14h 50m

$1,100

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Kathmandu to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kathmandu to Heathrow in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kathmandu-London Heathrow Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Kathmandu-London Heathrow Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Kathmandu-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-London Heathrow Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kathmandu to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kathmandu 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 Kathmandu to London Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Kathmandu to Heathrow. Price data was last updated on December 12, 2025.

The price you pay for your flight from Kathmandu to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 81 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 Kathmandu to London Heathrow Airport?

Currently, December is the cheapest month in which you can book a flight from Kathmandu to London Heathrow Airport (average of $880). Flying from Kathmandu to London Heathrow Airport in April is currently the most expensive (average of $1,019). 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 KTM to LHR?

Find hourly flight availability from Kathmandu to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

It’s optimal to fly from Kathmandu to London Heathrow Airport at noon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the evening.

How much does it cost to fly round-trip from Kathmandu to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated December 14, 2025.
See what other customers who have flown with Emirates, Qatar Airways, and Turkish Airlines from Kathmandu to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Food

7.9

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Emirates
8.1
Very good
3,440 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Food

7.9

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Qatar Airways
7.4
Good
3,682 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Food

7.9

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Turkish Airlines
7.3
Good
4,097 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Food

7.9

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.
Air India
5.5
Fair
2,947 reviews
Emirates
8.1
Very good
3,440 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Boarding

8.1

Food

7.9

Crew

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Related info for your journey

Find useful and relevant information for your journey from Kathmandu to Heathrow. 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 from for flights from Kathmandu to London Heathrow?

    For a flight from Kathmandu to London Heathrow, you will be flying from Tribhuvan. Kathmandu Tribhuvan (KTM) is just 2.5 mi from the center of the city. Tribhuvan is the only Kathmandu airport and it handles 0 outbound flights to London Heathrow per day. 4 airlines have flights to London Heathrow from Kathmandu Tribhuvan on a regular basis.

  • How long is the flight from Kathmandu to London Heathrow Airport?

    For as low as $965, Air China can have you in London Heathrow Airport from Kathmandu in 30h 15m. There are 4569 mi between Kathmandu and London Heathrow Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Kathmandu to London Heathrow Airport round-trip?

    Cheapflights users have booked flights from Kathmandu to London Heathrow Airport round-trip from $873. Other airlines that can offer you cheap pricing are Turkish Airlines, from $928, and Air India, from $940. Users have found that Emirates is 28% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kathmandu to London Heathrow Airport one-way?

    The cheapest airlines for a one-way flight from Kathmandu to London Heathrow Airport are China Eastern ($370), Air India ($428), and Qatar Airways ($476).

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Kathmandu to London Heathrow Airport (average of $880). Flying from Kathmandu to London Heathrow Airport in April is currently the most expensive (average of $1,019). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
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Harrow
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Orpington
Northampton
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Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Kathmandu to Heathrow

Discover the top 4 airlines that operate flights from Kathmandu to Heathrow. 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$873Average$1,233FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$928Average$962FlexibilityNo cancel feeOn-time77%
Air IndiaCheapest$940Average$1,052FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$964Average$1,159FlexibilityNo cancel feeOn-time68%

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