Skyscanner

Cheap flights from Kathmandu to London Heathrow

Travelers and cabin class

Compare Kathmandu to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

Book the best London Heathrow fare with no extra fees

TrustScore 4.5 out of 5 4.5 out of 5 based on 701 reviews Trustpilot

Flight deals from Kathmandu to London Heathrow

Looking for a cheap last-minute deal or the best round-trip flight from Kathmandu to London Heathrow? Find the lowest prices on one-way and round-trip tickets right here.
London.C$1,189 per passenger.Departing Tue, Jun 3, returning Tue, Jun 10.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Tue, Jun 3, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Tue, Jun 10, arriving in Kathmandu.Price includes taxes and charges.From C$1,189, select.
London.C$1,192 per passenger.Departing Thu, Jul 10, returning Mon, Sep 22.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Thu, Jul 10, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Mon, Sep 22, arriving in Kathmandu.Price includes taxes and charges.From C$1,192, select.
London.C$1,204 per passenger.Departing Fri, May 16, returning Mon, Sep 15.Round-trip flight with China Eastern.Outbound indirect flight with China Eastern, departing from Kathmandu on Fri, May 16, arriving in London Heathrow.Inbound indirect flight with China Eastern, departing from London Heathrow on Mon, Sep 15, arriving in Kathmandu.Price includes taxes and charges.From C$1,204, select.
London.C$1,218 per passenger.Departing Thu, Jun 5, returning Thu, Sep 25.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Thu, Jun 5, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Thu, Sep 25, arriving in Kathmandu.Price includes taxes and charges.From C$1,218, select.
London.C$1,220 per passenger.Departing Mon, Nov 10, returning Mon, Dec 1.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Mon, Nov 10, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Mon, Dec 1, arriving in Kathmandu.Price includes taxes and charges.From C$1,220, select.
London.C$1,221 per passenger.Departing Mon, Jul 14, returning Wed, Aug 20.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Mon, Jul 14, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Wed, Aug 20, arriving in Kathmandu.Price includes taxes and charges.From C$1,221, select.
London.C$1,222 per passenger.Departing Tue, Jun 3, returning Thu, Nov 27.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Tue, Jun 3, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Thu, Nov 27, arriving in Kathmandu.Price includes taxes and charges.From C$1,222, select.
London.C$1,230 per passenger.Departing Mon, Aug 4, returning Mon, Aug 25.Round-trip flight with Air India.Outbound indirect flight with Air India, departing from Kathmandu on Mon, Aug 4, arriving in London Heathrow.Inbound indirect flight with Air India, departing from London Heathrow on Mon, Aug 25, arriving in Kathmandu.Price includes taxes and charges.From C$1,230, select.

Find the cheapest month to fly from Kathmandu to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kathmandu to London Heathrow flights are currently cheapest in June.
May
from C$1,270
Jun
from C$1,189
Jul
from C$1,304
Aug
from C$1,230
Sep
from C$1,344
Oct
from C$1,458
Nov
from C$1,360
Dec
from C$1,299
Jan
from C$1,426
Feb
Find prices
Mar
from C$1,374
Apr
from C$1,541

Kathmandu to London Heathrow: Alternative routes

Compare routes from Kathmandu to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Kathmandu to London: Flight information

The things to know before you go.
Cheapest flight foundC$1,189
Cheapest month to flyJune

Finding cheap flights from Kathmandu to London Heathrow: Frequently asked questions

The best price we found for a round-trip flight from Kathmandu to London Heathrow is C$1,189. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Kathmandu to London Heathrow. But we found flights with one or more stops from C$1,189.
There are no flights flying from Kathmandu to London Heathrow, as of May 2025.
The cheapest month to fly from Kathmandu to London Heathrow is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kathmandu Airport to London Heathrow Airport on Tuesday, June 3, 2025.
No airlines currently offer direct flights between Kathmandu Airport and London Heathrow Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air India offers the cheapest flight tickets to London Heathrow.

Travelling from Tribhuvan International Airport (KTM) to London Heathrow Airport (LHR): what you need to know

  • The timezone in London is UTC+0, which is five hours 47 minutes behind Kathmandu.

  • Arrive at the airport on time so you don't miss your KTM to LHR flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • During popular months such as September, it's best to get to the airport earlier than normal. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're flying during a peak period in general.

  • Think about adding a stopover when booking your ticket from Tribhuvan International Airport to London Heathrow Airport. Just uncheck 'Direct flights only' to break up your trip, or visit a new city along the way. Here are some options between KTM and LHR:

    • Indira Gandhi International Airport

    • Hamad International Airport

    • Istanbul Ataturk Airport

How to find the cheapest flights from Tribhuvan International Airport (KTM) to London Heathrow Airport (LHR)

  • C$510 is currently the best price for a one-way Tribhuvan International Airport to London Heathrow Airport flight. Return flights start at C$1,189. These prices may change based on demand.

  • To get your hands on cheap tickets from KTM to LHR, book in advance. Airlines tend to offer lower prices when flights are first made available.

  • If you can be flexible with your travel plans, try using the 'Whole month' search function. It'll give you the lowest price across every month when looking for your flight from Tribhuvan International Airport to London Heathrow Airport.

  • You don't need to check every day to find out if fares have dropped when you set up a Price Alert. We'll let you know as soon as there's a new deal on cheap flights from KTM to LHR.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Tribhuvan International Airport to London Heathrow Airport.

Handy information about Tribhuvan International Airport (KTM)

  • To reach Tribhuvan International Airport from central Kathmandu, it'll take around 15 minutes by car. This depends on traffic though. It's approximately 5 kilometres from the airport to the city centre.

  • Taking an early flight from Tribhuvan International Airport to London Heathrow Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these hotels close to KTM:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport to central London has a drive time of about 55 minutes. It's approximately 31 kilometres away.

  • It'll take around 1 hour when travelling by public transport.

When to fly to London Heathrow Airport (LHR)

  • It's time to work out your trip dates for your flight from Tribhuvan International Airport to London Heathrow Airport. July is the busiest month to head to London. If you want a more low-key vibe, go in February.

  • The warmest month in London is July, with the temperature ranging between 11ºC (52ºF) and 26ºC (79ºF). Book your flights from Tribhuvan International Airport to London Heathrow Airport in this month if you like this kind of weather.

  • January has average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Look for cheap tickets from KTM to LHR around that time if you like travelling in cooler conditions.

Explore more of United Kingdom

  • London has plenty to offer, but there are so many other corners of United Kingdom you should also see. About 161 kilometres north-west of London, a trip to Birmingham will keep you busy. Start with popular sights like Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • If you're eager to discover another major stop in United Kingdom, head for Bristol, about 177 kilometres west of London. Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park are key highlights.

Plan the rest of your trip from Kathmandu to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.