฿20,125 Cheap Flights from London (LHR) to Kathmandu (KTM)

View ฿20,125 flight on Mon, 6 Oct 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from London (LHR) to Kathmandu (KTM)

Prices were available within the past 7 days and start at ฿20,125 for one-way flights and ฿43,935 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿43,935 Return, found 5 days ago
฿43,935
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿43,935 found 5 days ago
KLM
Wed, 24 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿44,570 Return, found 5 days ago
฿44,570
Return
found 5 days ago
Select KLM flight, departing Wed, 24 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿44,570 found 5 days ago
Thai Airways International
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿44,700 Return, found 5 days ago
฿44,700
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿44,700 found 5 days ago
Thai Airways International
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿45,465 Return, found 5 days ago
฿45,465
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿45,465 found 5 days ago
Thai Airways International
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿45,895 Return, found 5 days ago
฿45,895
Return
found 5 days ago
Select Thai Airways International flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿45,895 found 5 days ago
KLM
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿47,270 Return, found 5 days ago
฿47,270
Return
found 5 days ago
Select KLM flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿47,270 found 5 days ago
British Airways
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿47,510 Return, found 5 days ago
฿47,510
Return
found 5 days ago
Select British Airways flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿47,510 found 5 days ago
Qatar Airways
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿47,515 Return, found 5 days ago
฿47,515
Return
found 5 days ago
Select Qatar Airways flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿47,515 found 5 days ago
British Airways
Thu, 25 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿47,605 Return, found 5 days ago
฿47,605
Return
found 5 days ago
Select British Airways flight, departing Thu, 25 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿47,605 found 5 days ago
Air India
Wed, 24 Sep - Wed, 26 Nov
LHR
London
KTM
Kathmandu
฿48,095 Return, found 5 days ago
฿48,095
Return
found 5 days ago
Select Air India flight, departing Wed, 24 Sep from London to Kathmandu, returning Wed, 26 Nov, priced at ฿48,095 found 5 days ago

Find the cheapest month to fly from London (LHR) to Kathmandu (KTM)

March is typically the cheapest month to fly

From ฿23,137 - ฿44,992 per traveller.

Graph displaying average flight prices per month

Flight from London to Kathmandu route information
Origin airport
Heathrow
Destination airport
Tribhuvan Intl.
Return price
฿43,935
Distance
7315 km

Perfect flights from London to Kathmandu

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Kathmandu. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Tribhuvan Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿20,125 and roundtrip prices from ฿43,935. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Tribhuvan Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Kathmandu.

Frequently asked questions

How much is a flight from Heathrow Airport to Tribhuvan Intl. Airport?
Round-trip flights between Heathrow Airport and Tribhuvan Intl. Airport (KTM) start from ฿43,935. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to KTM?
When it comes to cancellation fees, every airline has different terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to Tribhuvan Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport to KTM flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Tribhuvan Intl. Airport?
You'll have 7,400 kilometres to cover on the long-haul Hounslow to Kathmandu route. Dress in layers of comfy clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from London Heathrow to Tribhuvan Intl. Airport (KTM)?
At the moment, no airlines offer direct flights from Heathrow Airport to Tribhuvan Intl. Airport (KTM). You'll need to book a flight with one or more stops. To get the best connections and price, lock in your airfare ahead of time.
Are Heathrow Airport to KTM flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport (LHR) to Tribhuvan Intl. Airport (KTM) last minute could be your ticket to a great deal. However, it could end up costing you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

London Airports

London

Gatwick to Kathmandu
฿46,160.00
*Available to Expedia members.