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Cheap flights from Portsmouth to Kathmandu from £1,123

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KTM
24 Jun — 1 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Kathmandu

Enter your travel dates to find the best prices.

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 25 May 2026.

Sun 5/714:45
SOU
-
KTM
2 stops35h 05m
Multiple Airlines
Sun 12/715:10
KTM
-
SOU
2 stops34h 20m
Multiple Airlines
Deal found 21/5£1,123
Wed 1/720:00
SOU
-
KTM
2 stops32h 05m
Multiple Airlines
Sat 1/818:00
KTM
-
SOU
2 stops20h 30m
Multiple Airlines
Deal found 21/5£1,324
Mon 6/709:00
SOU
-
KTM
2 stops19h 05m
Multiple Airlines
Thu 6/818:00
KTM
-
SOU
2 stops30h 15m
Multiple Airlines
Deal found 21/5£1,341
Fri 5/620:00
SOU
-
KTM
2 stops32h 05m
Qatar Airways
Tue 9/618:00
KTM
-
SOU
2 stops30h 15m
Qatar Airways
Deal found 20/5£1,472

Find flight deals from Portsmouth to Kathmandu

Keep the following information in mind while searching for Portsmouth to Kathmandu flight deals. Data was last updated 25 May 2026.

Round-trip from

£1,123

Popular in

December

Cheapest in

June

Average price

£769
5/7-12/7
  • 5/7-12/7
  • 4 total stops
  • 69h 25m total
  • Portsmouth to Kathmandu
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£4 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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 25 May 2026.
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
Fastest return journey

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Wed 1/7

09:20-08:50

2 stops18h 45m

Kathmandu Tribhuvan

Sat 1/8

18:00-09:45

2 stops20h 30m

£1,325

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Mon 6/7

09:00-08:50

2 stops19h 05m

Kathmandu Tribhuvan

Thu 6/8

18:00-19:30

2 stops30h 15m

£1,394

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Fri 5/6

20:00-08:50

2 stops32h 05m

Kathmandu Tribhuvan

Tue 9/6

18:00-19:30

2 stops30h 15m

£1,473

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Wed 4/11

09:20-17:30

2 stops26h 25m

Kathmandu Tribhuvan

Sat 28/11

09:35-19:30

2 stops39h 40m

£1,475

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Wed 17/6

08:15-09:50

2 stops20h 50m

Kathmandu Tribhuvan

Sun 21/6

18:00-19:30

2 stops30h 15m

£1,476

Flights are sorted by cheapest return flights first.

Deals found on 22/5

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

Related info for your journey

Find useful and relevant information for your journey from Portsmouth 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 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 17 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.

See more FAQs

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Top 10 airlines flying from Portsmouth to Kathmandu

Discover the top 10 airlines that operate flights from Portsmouth 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 25 May 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£269Average£748FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Etihad AirwaysCheapest£432Average£1,037FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
IndiGoCheapest£488Average£665FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Kuwait AirwaysCheapest£519Average£673FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
Air IndiaCheapest£556Average£725FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
EmiratesCheapest£592Average£904FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Turkish AirlinesCheapest£619Average£754FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air ChinaCheapest£636Average£735FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air ArabiaCheapest£651Average£705FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
Thai AirwaysCheapest£718Average£937FlexibilityNo 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 Portsmouth to Kathmandu?

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?

Yes! Start tracking prices for Portsmouth to Kathmandu flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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