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Cheap flights from Southampton to Hanoi from £616

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — HAN
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Hanoi

Enter your travel dates to find the best prices.

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

Tue 17/308:50
SOU
-
HAN
2 stops33h 55m
Multiple Airlines
Mon 23/302:45
HAN
-
SOU
2 stops36h 35m
Multiple Airlines
Deal found 31/1£765
Wed 1/420:00
SOU
-
HAN
2 stops35h 55m
Qatar Airways
Mon 20/409:35
HAN
-
SOU
2 stops39h 55m
Qatar Airways
Deal found 2/2£1,267
Wed 1/420:00
SOU
-
HAN
2 stops35h 55m
Qatar Airways
Sun 19/409:35
HAN
-
SOU
2 stops39h 55m
Qatar Airways
Deal found 2/2£1,387
Thu 2/420:00
SOU
-
HAN
2 stops53h 15m
Qatar Airways
Mon 20/409:35
HAN
-
SOU
2 stops39h 55m
Qatar Airways
Deal found 2/2£1,433
Tue 17/308:40
SOU
-
HAN
2 stops20h 40m
Multiple Airlines
Mon 6/419:30
HAN
-
SOU
2 stops30h 00m
Multiple Airlines
Deal found 1/2£1,485
Thu 2/420:00
SOU
-
HAN
2 stops53h 15m
Qatar Airways
Sun 19/409:35
HAN
-
SOU
2 stops39h 55m
Qatar Airways
Deal found 2/2£1,553
Tue 17/308:40
SOU
-
HAN
2 stops20h 40m
Multiple Airlines
Sun 5/419:30
HAN
-
SOU
2 stops30h 00m
Multiple Airlines
Deal found 2/2£1,616
Mon 2/220:10
SOU
-
HAN
2 stops51h 45m
Qatar Airways
Thu 5/219:10
HAN
-
SOU
2 stops31h 30m
Qatar Airways
Deal found 31/1£1,682
Sat 7/209:30
SOU
-
HAN
2 stops43h 50m
Qatar Airways
Sun 8/319:10
HAN
-
SOU
2 stops31h 30m
Qatar Airways
Deal found 2/2£1,834

Find flight deals from Southampton to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Hanoi (HAN). 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 2 February 2026.

Round-trip from

£765

One-way from

£616

Popular in

August

Cheapest in

November

Average price

£573
17/3-23/3
  • 17/3-23/3
  • 4 total stops
  • 70h 30m total
  • Southampton to Hanoi
Search Deals
2/5
  • 2/5
  • 2 total stops
  • 21h 45m total
  • Southampton to Hanoi
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Hanoi 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 2 February 2026.
Use the filters below to find and compare flights from Southampton to Hanoi that are best for you.

Fly from

Southampton

Fly to

Hanoi

Route

Depart

Return

Price

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Tue 17/3

08:50-01:45

2 stops33h 55m

Hanoi Noibai

Mon 23/3

02:45-08:20

2 stops36h 35m

£765

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Wed 1/4

20:00-13:55

2 stops35h 55m

Hanoi Noibai

Mon 20/4

09:35-19:30

2 stops39h 55m

£1,267

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Wed 1/4

20:00-13:55

2 stops35h 55m

Hanoi Noibai

Sun 19/4

09:35-19:30

2 stops39h 55m

£1,387

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Thu 2/4

20:00-07:15

2 stops53h 15m

Hanoi Noibai

Mon 20/4

09:35-19:30

2 stops39h 55m

£1,433

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Tue 17/3

08:40-12:20

2 stops20h 40m

Hanoi Noibai

Mon 6/4

19:30-19:30

2 stops30h 00m

£1,485

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Thu 2/4

20:00-07:15

2 stops53h 15m

Hanoi Noibai

Sun 19/4

09:35-19:30

2 stops39h 55m

£1,553

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Tue 17/3

08:40-12:20

2 stops20h 40m

Hanoi Noibai

Sun 5/4

19:30-19:30

2 stops30h 00m

£1,616

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Sat 2/5

10:15-14:00

2 stops21h 45m

£616

Flights are sorted by cheapest return flights first.

Deals found on 30/1

Best time to book a flight from Southampton to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi

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

Currently, January is the cheapest month in which you can book a flight from Southampton to Hanoi (average of £250). Flying from Southampton to Hanoi in August is currently the most expensive (average of £583). 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 Hanoi. 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 Hanoi?

    For as low as £1,267, Qatar Airways can have you in Hanoi from Southampton in 35h 55m. Airlines will cover a distance of 5787 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Southampton to Hanoi (average of £250). Flying from Southampton to Hanoi in August is currently the most expensive (average of £583). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southampton to Hanoi

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Hanoi flights
Heathrow to Ho Chi Minh City flights
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Gatwick to Ho Chi Minh City flights
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Luton to Ho Chi Minh City flights
Manchester to Da Nang flights
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London City to Da Nang flights
Birmingham to Hanoi flights
Heathrow to Phu Quoc flights
Gatwick to Phu Quoc flights
Birmingham to Ho Chi Minh City flights
Edinburgh to Ho Chi Minh City flights
Newcastle upon Tyne to Ho Chi Minh City flights
Birmingham to Da Nang flights
Bristol to Hanoi flights
Newcastle upon Tyne to Hanoi flights
Heathrow to Haiphong flights
Manchester to Phu Quoc flights
Edinburgh to Da Nang flights
Luton to Da Nang flights
Heathrow to Nha Trang flights
Southampton to Ho Chi Minh City flights
Gatwick to Dalat flights
Heathrow to Hue flights
Heathrow to Con Dao flights
Leeds to Hanoi flights
Gatwick to Nha Trang flights
Gatwick to Hue flights
Bristol to Ho Chi Minh City flights
Liverpool to Ho Chi Minh City flights
Leeds to Ho Chi Minh City flights
Manchester to Hue flights
Birmingham to Dong Hoi 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 Southampton to Hanoi?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Hanoi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Hanoi?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to Hanoi for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Southampton to Hanoi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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