Cheap flights from London Heathrow Airport to Kathmandu from £300

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KTM
20 Mar — 27 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Kathmandu

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Kathmandu
Explore the most affordable flight options available from Heathrow to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 February 2026.

Tue 24/206:35
LHR
-
KTM
2 stops21h 30m
Multiple Airlines
Thu 26/217:00
KTM
-
LHR
2 stops30h 15m
Multiple Airlines
Deal found 17/2£613
Tue 28/420:20
LHR
-
KTM
1 stop13h 05m
Multiple Airlines
Tue 26/507:35
KTM
-
LHR
1 stop17h 10m
Multiple Airlines
Deal found 18/2£614
Tue 3/319:35
LHR
-
KTM
1 stop14h 50m
Multiple Airlines
Thu 26/317:10
KTM
-
LHR
2 stops30h 30m
Multiple Airlines
Deal found 16/2£614
Thu 5/316:30
LHR
-
KTM
1 stop17h 55m
IndiGo
Thu 19/317:10
KTM
-
LHR
1 stop28h 45m
IndiGo
Deal found 15/2£615
Tue 10/319:35
LHR
-
KTM
1 stop14h 50m
Multiple Airlines
Tue 31/315:35
KTM
-
LHR
2 stops31h 50m
Multiple Airlines
Deal found 17/2£616
Thu 12/321:00
LHR
-
KTM
2 stops37h 15m
China Eastern
Thu 19/317:00
KTM
-
LHR
3 stops54h 15m
China Eastern
Deal found 18/2£616
Fri 13/306:40
LHR
-
KTM
3 stops29h 25m
Multiple Airlines
Thu 19/314:55
KTM
-
LHR
3 stops25h 55m
Multiple Airlines
Deal found 14/2£617
Sat 18/413:15
LHR
-
KTM
1 stop21h 40m
Multiple Airlines
Sun 17/513:25
KTM
-
LHR
2 stops35h 40m
Multiple Airlines
Deal found 15/2£618
Tue 10/322:00
LHR
-
KTM
1 stop20h 30m
Multiple Airlines
Fri 3/410:50
KTM
-
LHR
2 stops24h 55m
Multiple Airlines
Deal found 16/2£619
Sun 14/620:35
LHR
-
KTM
1 stop21h 40m
Air India
Tue 7/706:45
KTM
-
LHR
1 stop17h 00m
Air India
Deal found 15/2£619
Thu 5/316:30
LHR
-
KTM
1 stop17h 55m
Multiple Airlines
Thu 19/321:05
KTM
-
LHR
2 stops26h 25m
Multiple Airlines
Deal found 18/2£620
Sun 8/321:00
LHR
-
KTM
2 stops37h 15m
China Eastern
Sat 21/317:00
KTM
-
LHR
2 stops30h 15m
China Eastern
Deal found 15/2£621

Find flight deals from Heathrow to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Kathmandu (KTM). 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 18 February 2026.

Round-trip from

£613

One-way from

£300

Popular in

July

Cheapest in

June

Average price

£804
18/5-31/5
  • 18/5-31/5
  • 3 total stops
  • 41h 40m total
  • London to Kathmandu
27/4
  • 27/4
  • 2 total stops
  • 43h 55m total
  • London to Kathmandu
Highest demand for flights based on searches. 2% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Kathmandu 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 18 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Kathmandu that are best for you.

Fly from

Heathrow

Fly to

Kathmandu

Route

Depart

Return

Price

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Sun 24/5

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Sat 6/6

00:45-10:00

1 stop14h 00m

£625

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Fri 5/6

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Tue 16/6

00:45-14:45

1 stop18h 45m

£645

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Fri 17/4

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Sat 20/6

00:45-14:45

1 stop18h 45m

£646

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Sun 15/3

21:00-16:00

2 stops61h 15m

Kathmandu Tribhuvan

Thu 19/3

17:00-17:30

2 stops30h 15m

£647

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Sun 12/4

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Wed 24/6

00:45-14:45

1 stop18h 45m

£649

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Sun 12/4

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Mon 22/6

00:45-14:45

1 stop18h 45m

£649

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Fri 24/4

21:20-14:35

2 stops36h 30m

Kathmandu Tribhuvan

Sat 23/5

15:35-18:40

2 stops55h 50m

£666

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Fri 1/5

11:45-06:45

1 stop14h 15m

Kathmandu Tribhuvan

Wed 13/5

00:45-14:45

1 stop18h 45m

£680

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Thu 12/3

21:00-16:00

2 stops37h 15m

Kathmandu Tribhuvan

Tue 31/3

15:35-18:40

3 stops55h 50m

£696

LondonKathmandu

LHR - KTM

LHRKTM

London Heathrow

Mon 16/3

21:00-16:00

2 stops61h 15m

Kathmandu Tribhuvan

Thu 26/3

17:00-17:30

2 stops30h 15m

£696

Flights are sorted by cheapest return flights first.

Deals found on 16/2

Showing 1-10 of 21 results
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Best time to book a flight from Heathrow to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu 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 Kathmandu

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Kathmandu. Price data was last updated on 18 February 2026.

The best time to book flights from London Heathrow Airport to Kathmandu is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Kathmandu (average of £524). Flying from London Heathrow Airport to Kathmandu in December is currently the most expensive (average of £662). 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.

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

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated 18 February 2026.
Read reviews from past customers who have flown with Emirates, Qatar Airways, andTurkish Airlines from London Heathrow Airport to Kathmandu. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Boarding

8.1

Comfort

8.0

Food

7.9

Crew

8.3

Entertainment

8.2

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

DXB - ORD

Overall it was wonderfull for the amount I paid for.

Related info for your journey

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

    For a flight from London Heathrow to Kathmandu, you will be flying into 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 inbound flights from London Heathrow per day. 15 airlines have flights to Kathmandu Tribhuvan from London Heathrow on a regular basis.

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

    For as low as £625, Kuwait Airways can have you in Kathmandu from London Heathrow Airport in 14h 15m. There are 4569 mi between London Heathrow Airport and Kathmandu. This flight may include one or multiple stops.

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

    Currently priced at £479, IndiGo will fly you from London Heathrow Airport to Kathmandu and back. In addition to IndiGo, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air China and Kuwait Airways - these airlines can fly you to your destination from £508 and £512, respectively. You may be able to fly from London Heathrow Airport to Kathmandu for 45% less than the average price by searching for these airlines.

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

    The cheapet airlines for a one-way flight from London Heathrow Airport to Kathmandu are Air China (£287), IndiGo (£295), and Air India (£322).

  • Where are the most common stopover locations when flying from London Heathrow Airport to Kathmandu?

  • What are some popular points of interest to see during a stopover in New Delhi?

    The majority of New Delhi visitors spend their time at Karol Bagh, Lajpat Nagar Central Market, and Hauz Khas Market. Karol Bagh, Lajpat Nagar Central Market and Hauz Khas Market are located about 8.7 mi, 8.7 mi, and 6.5 mi, respectively from New Delhi Indira Gandhi Intl if you are interested in checking them out. Travellers can rent a car at New Delhi Indira Gandhi Intl for an average daily rate of £33 to make sightseeing during their stopover a little easier.

  • What are points of interest worth seeing during a stopover in Istanbul?

    Taksim Square, Ayasofya, and Sultan Ahmet Camii are currently the most popular points of interest in Istanbul. Those on a layover in Istanbul interested in visiting Taksim Square, Ayasofya, or Sultan Ahmet Camii can do so by travelling 20.8 mi, 22.2 mi, and 22.3 mi, respectively from Istanbul. Travellers can book a car hire at Istanbul for about £22 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for London Heathrow Airport to Kathmandu flights?

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Kathmandu (average of £524). Flying from London Heathrow Airport to Kathmandu in December is currently the most expensive (average of £662). 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 are the most eco-friendly airlines from Heathrow to Kathmandu?

    There are many airlines that you can take flights from Heathrow to Kathmandu which are eco-friendly. Some of these include Qatar Airways, India Air, British Airways and Etihad. Qatar Airways has an environmental system certified at the highest level of the IATA’s Environmental Assessment Program. They also donate and allow passengers to contribute to the Carbon Offset Programme. If you are flying with Air India, you won’t see any plastic. This airline has banned single-use plastic on their flights and now use eco-friendly cutlery and packaging. British Airways is one of the worlds leading airlines in trying to make eco-friendly fuel. They run flights with recycled fuel, in part or fully. Etihad is also trying to help the planet by helping make a sustainable fuel so that their goal to have zero carbon emissions by 2050 can be fulfilled.

  • How to fly more sustainably from Heathrow to Kathmandu?

    There are a couple of great ways to make sustainable travel while flying. One of the best ways to do this is to take a direct flight, or if this is not available, take one with only one stopover. The more flights you take, the more fuel you will be using. Packing light is another great option as the lighter the plane, the less fuel it will use. Travelling in Economy Class is another thing you can do for the planet. More people can fit in economy class; therefore, fewer flights can be made when more people take the same flight. Flying with an airline that has environmental policies in place can also be more sustainable. Some great options are to fly with Qatar Airways and Etihad.

See more FAQs

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Fly from Heathrow to Kathmandu on these airlines

Choose from the following airlines for your flight from Heathrow to Kathmandu. Flights are based on user searches made on Cheapflights and were last updated on 18 February 2026.

Top 10 airlines flying from Heathrow to Kathmandu

Discover the top 10 airlines that operate flights from Heathrow to Kathmandu. 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 18 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IndiGoCheapest£479Average£672FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Air ChinaCheapest£508Average£653FlexibilityNo cancel feeOn-time67%
Search Air China flights
Kuwait AirwaysCheapest£512Average£670FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
SriLankan AirlinesCheapest£549Average£734FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights
Air IndiaCheapest£562Average£751FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest£577Average£1,079FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China EasternCheapest£604Average£697FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest£642Average£771FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£693Average£777FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Thai AirwaysCheapest£711Average£887FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Heathrow to Kathmandu flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Kathmandu.

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

Certainly. Search results for flights to Kathmandu from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kathmandu from Heathrow today and book when prices fit your budget.

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