How long is the flight from Portsmouth to Kathmandu?

A quick flight from Portsmouth to Kathmandu can take about 26h 25m. Qatar Airways provides one of the quickest options available for as low as £1,712. The distance between Portsmouth and Kathmandu is about 4617 mi.

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 370.0 inches per month. July is typically the wettest month, when rainfall can reach 370.0 mm. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

What is the cheapest time of day to fly from P0R to KTM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Kathmandu as you normally would.

What airport do you fly into for flights to Kathmandu from Portsmouth?

Located just 2.5 mi from the city center, Kathmandu Tribhuvan is the airport most travelers will use when flying to Kathmandu from Portsmouth. Booking flights from Portsmouth to Tribhuvan (KTM) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 15 different airlines.

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

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

How can I find direct flights from Portsmouth to Kathmandu?

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

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

Yes. Cheapflights offers flight deals from Portsmouth 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.

£967+ Cheap Flights from Portsmouth to Kathmandu

Cheap flight deals from Portsmouth to Kathmandu

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

Cheapest flights from Portsmouth to Kathmandu
Explore the most affordable flight options available from Portsmouth to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Thu 15/1009:20 -

3 stops23h 20m

Thu 22/1015:35 -

2 stops32h 40m

Deal found 31/8£967

Sun 1/1109:20 -

2 stops26h 25m

Thu 10/1209:35 -

2 stops39h 40m

Deal found 1/9£1,712

Mon 12/1009:20 -

2 stops27h 25m

Wed 28/1009:35 -

2 stops39h 40m

Deal found 30/8£2,138

Tue 13/1009:15 -

2 stops27h 30m

Tue 17/1118:45 -

2 stops30h 30m

Deal found 31/8£3,026

Thu 15/1009:20 -

2 stops26h 10m

Sun 15/1111:05 -

2 stops38h 10m

Deal found 31/8£3,244

Find flight deals from Portsmouth to Kathmandu

Round-trip from	£967
Popular in	December
Cheapest in	June
Average price	£842

15/10-22/10
5 total stops
56h 00m total
Portsmouth to Kathmandu

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£15 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£12 potential savings vs. average return price).

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Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonKathmandu

SOU Southampton Eastleigh - KTM Kathmandu Tribhuvan

SOUKTM

Southampton Eastleigh

Sun 1/11

09:20-17:30

2 stops26h 25m

Kathmandu Tribhuvan

Thu 10/12

09:35-19:30

2 stops39h 40m

£1,712

Fastest return journey

SouthamptonKathmandu

SOU Southampton Eastleigh - KTM Kathmandu Tribhuvan

SOUKTM

Southampton Eastleigh

Sat 30/1

09:20-08:20

2 stops17h 15m

Kathmandu Tribhuvan

Wed 3/2

17:40-19:30

2 stops31h 35m

£1,718

SouthamptonKathmandu

SOU Southampton Eastleigh - KTM Kathmandu Tribhuvan

SOUKTM

Southampton Eastleigh

Mon 12/10

09:20-17:30

2 stops27h 25m

Kathmandu Tribhuvan

Wed 28/10

09:35-19:30

2 stops39h 40m

£2,138

SouthamptonKathmandu

SOU Southampton Eastleigh - KTM Kathmandu Tribhuvan

SOUKTM

Southampton Eastleigh

Tue 13/10

09:15-17:30

2 stops27h 30m

Kathmandu Tribhuvan

Tue 17/11

18:45-19:30

2 stops30h 30m

£3,026

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Sorted by cheapest first

Best time to book a flight from Portsmouth to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Portsmouth with our price prediction graph.

SOU-KTM

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 Portsmouth to Kathmandu

P0R-KTM

SOU-KTM

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly into for flights to Kathmandu from Portsmouth?
Located just 2.5 mi from the city center, Kathmandu Tribhuvan is the airport most travelers will use when flying to Kathmandu from Portsmouth. Booking flights from Portsmouth to Tribhuvan (KTM) should be relatively easy as there are 0 daily inbound flights from Portsmouth from 15 different airlines.
How long is the flight from Portsmouth to Kathmandu?
A quick flight from Portsmouth to Kathmandu can take about 26h 25m. Qatar Airways provides one of the quickest options available for as low as £1,712. The distance between Portsmouth and Kathmandu is about 4617 mi.
Can I find deals for flights from Portsmouth to Kathmandu that include hotel bookings?
Yes. In addition to deals on Portsmouth to Kathmandu flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Kathmandu.
Can I find deals for business class flights from Portsmouth to Kathmandu?
Yes. Cheapflights offers flight deals from Portsmouth 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.

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Top 10 airlines flying from Portsmouth to Kathmandu

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest£267	Average£666	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
China Southern	Cheapest£392	Average£853	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
IndiGo	Cheapest£489	Average£658	FlexibilityNo cancel fee	On-time80%	Search IndiGo flights
SriLankan Airlines	Cheapest£498	Average£801	FlexibilityNo cancel fee	On-time68%	Search SriLankan Airlines flights
Kuwait Airways	Cheapest£520	Average£690	FlexibilityNo cancel fee	On-time64%	Search Kuwait Airways flights
Air India	Cheapest£529	Average£745	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Etihad Airways	Cheapest£556	Average£862	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Turkish Airlines	Cheapest£619	Average£820	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air China	Cheapest£632	Average£730	FlexibilityNo cancel fee	On-time67%	Search Air China flights
Qatar Airways	Cheapest£642	Average£918	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

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When you search for this flight from Portsmouth to Kathmandu, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth 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 Portsmouth to Kathmandu.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Kathmandu, users can toggle the no change fees filter when performing a flight search.

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

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Cheap flights from Portsmouth to Kathmandu from £967

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Kathmandu

Cheapest flights from Portsmouth to KathmanduExplore the most affordable flight options available from Portsmouth to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Explore the most affordable flight options available from Portsmouth to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Portsmouth to KathmanduDiscover carefully curated flight deals from Portsmouth to Kathmandu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Discover carefully curated flight deals from Portsmouth to Kathmandu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Portsmouth to KathmanduDiscover last-minute flight deals from Portsmouth to Kathmandu. Data last updated 2 September 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Kathmandu. Data last updated 2 September 2026 and is based on user searches.

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Related info for your journey

What airport do you fly into for flights to Kathmandu from Portsmouth?

How long is the flight from Portsmouth to Kathmandu?

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

How can I find direct flights from Portsmouth to Kathmandu?

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

Travelling to a place near Kathmandu?

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Alternative routes for Portsmouth to Kathmandu

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Complete your trip

Complete your trip to Kathmandu by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Portsmouth to Kathmandu by cabin class

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Other flights to Kathmandu

Explore flights to Kathmandu departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 September 2026.

Portsmouth and Kathmandu flights

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

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Cheapest flights from Portsmouth to Kathmandu
Explore the most affordable flight options available from Portsmouth to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 September 2026.

Best flights from Portsmouth to Kathmandu
Discover carefully curated flight deals from Portsmouth to Kathmandu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 September 2026.

Last-minute flights from Portsmouth to Kathmandu
Discover last-minute flight deals from Portsmouth to Kathmandu. Data last updated 2 September 2026 and is based on user searches.