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Cheap flights from Southampton to Kathmandu from £900

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — KTM
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Southampton to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) 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 15 September 2025.

Round-trip from

£900

Popular in

July

Cheapest in

June

Average price

£817
29/10-5/11
  • 29/10-5/11
  • 6 total stops
  • 60h 00m total
  • Southampton to Kathmandu
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Southampton to Kathmandu

Cheapest flights from Southampton to Kathmandu
Explore the most affordable flight options available from Southampton to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Wed 29/1008:40SOU - KTM
3 stops30h 10mMultiple Airlines
Wed 5/1114:05KTM - SOU
3 stops29h 50mMultiple Airlines
Deal found 14/9£900
Wed 29/1017:30SOU - KTM
2 stops38h 50mKLM
Wed 5/1115:05KTM - SOU
2 stops32h 05mKLM
Deal found 14/9£965
Sun 19/1009:10SOU - KTM
2 stops27h 55mMultiple Airlines
Tue 18/1118:45KTM - SOU
2 stops23h 05mMultiple Airlines
Deal found 12/9£1,613
Sun 19/1009:10SOU - KTM
2 stops27h 55mQatar Airways
Tue 18/1118:45KTM - SOU
2 stops30h 40mQatar Airways
Deal found 14/9£1,638
Sun 28/909:10SOU - KTM
2 stops51h 55mQatar Airways
Tue 14/1011:30KTM - SOU
2 stops36h 45mQatar Airways
Deal found 13/9£2,248
Tue 16/1208:40SOU - KTM
2 stops17h 55mMultiple Airlines
Mon 5/118:45KTM - SOU
2 stops22h 55mMultiple Airlines
Deal found 12/9£2,322
Fri 26/909:40SOU - KTM
2 stops18h 25mMultiple Airlines
Wed 15/1011:30KTM - SOU
2 stops36h 45mMultiple Airlines
Deal found 12/9£2,664

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton 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 15 September 2025.
Use the filters below to find and compare flights from Southampton to Kathmandu that are best for you.

Fly from

Southampton

Fly to

Kathmandu

Route

Depart

Return

Price

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Wed 29/10

08:40-20:35

3 stops30h 10m

Kathmandu Tribhuvan

Wed 5/11

14:05-14:10

3 stops29h 50m

£900

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Wed 29/10

17:30-14:05

2 stops38h 50m

Kathmandu Tribhuvan

Wed 5/11

15:05-17:25

2 stops32h 05m

£965

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Thu 5/2

09:30-16:25

2 stops25h 10m

Kathmandu Tribhuvan

Wed 18/2

17:40-15:35

2 stops27h 40m

£1,510

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Fri 23/1

09:30-08:20

2 stops17h 05m

Kathmandu Tribhuvan

Wed 11/2

18:45-19:40

2 stops30h 40m

£1,529

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Sun 19/10

09:10-17:50

2 stops27h 55m

Kathmandu Tribhuvan

Tue 18/11

18:45-12:05

2 stops23h 05m

£1,613

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Sun 19/10

09:10-17:50

2 stops27h 55m

Kathmandu Tribhuvan

Tue 18/11

18:45-19:40

2 stops30h 40m

£1,638

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Sat 20/9

09:55-08:50

2 stops18h 10m

£961

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Sat 20/9

09:40-16:45

2 stops26h 20m

£1,407

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Fri 26/9

09:40-08:50

2 stops18h 25m

£2,309

SouthamptonKathmandu

SOU - KTM

SOUKTM

Southampton Eastleigh

Fri 26/9

09:40-17:50

2 stops51h 25m

£2,327

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Best time to book a flight from Southampton to Kathmandu

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

What is the cheapest month to book a flight from Southampton to Kathmandu?

Currently, August is the cheapest month in which you can book a flight from Southampton to Kathmandu (average of £907). Flying from Southampton to Kathmandu in October is currently the most expensive (average of £1,276). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Southampton to Kathmandu?

    KLM and Qatar Airways can get you from Southampton to Kathmandu in just under 25h 10m. Your travel time can differ by up to 13h 40m. The distance between Southampton and Kathmandu is about 4617 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Southampton to Kathmandu (average of £907). Flying from Southampton to Kathmandu in October is currently the most expensive (average of £1,276). 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.

See more FAQs

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to Kathmandu flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Southampton to Kathmandu on Cheapflights with our Price Alert feature and get notified when better prices are available.

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