How long is the flight from Southampton to Hanoi?

For as low as £1,004, Qatar Airways can have you in Hanoi from Southampton in 27h 55m. Airlines will cover a distance of 5787 mi.

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 inches per month. August is typically the wettest month, when rainfall can reach 296.0 mm. December is typically the driest time to visit Hanoi when rainfall is around 14.0 mm.

If weather is an important factor for your trip to Hanoi, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.0 C).

What is the cheapest time of day to fly from SOU to HAN?

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

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.

£560+ Cheap Flights from Southampton to Hanoi

Cheap flight deals from Southampton to Hanoi

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 19 September 2026.

Thu 29/1020:00 -

2 stops35h 10m

Thu 5/1118:45 -

2 stops24h 10m

Deal found 14/9£639

Fri 30/1017:35 -

2 stops34h 05m

Fri 6/1108:15 -

2 stops31h 40m

Deal found 15/9£885

Fri 27/1120:00 -

2 stops27h 55m

Tue 1/1219:10 -

2 stops31h 20m

Deal found 17/9£1,004

Wed 4/1108:55 -

2 stops20h 25m

Sat 30/119:10 -

2 stops32h 10m

Deal found 17/9£1,007

Wed 30/1208:55 -

2 stops20h 25m

Wed 10/308:55 -

2 stops41h 30m

Deal found 16/9£1,015

Mon 21/920:00 -

2 stops29h 15m

Thu 22/1019:30 -

2 stops30h 00m

Deal found 18/9£1,085

Find flight deals from Southampton to Hanoi

Round-trip from	£639
One-way from	£560
Popular in	July
Cheapest in	September
Average price	£462

29/10-5/11
4 total stops
59h 20m total
Southampton to Hanoi

Search Deals

27/2-31/12
2 total stops
37h 40m total
Southampton to Hanoi

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£91 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Sat 27/2

10:15-06:55

2 stops37h 40m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£560

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Fri 12/3

15:15-06:55

2 stops32h 40m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£560

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Sat 27/2

09:20-06:55

2 stops38h 35m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£624

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Fri 26/2

20:00-06:55

2 stops51h 55m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£632

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Thu 29/10

17:35-18:40

2 stops18h 05m

Hanoi Noibai

Wed 4/11

04:30-08:50

3 stops35h 20m

£642

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Tue 2/3

20:00-06:55

2 stops27h 55m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£745

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Wed 17/3

20:00-06:55

2 stops27h 55m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£843

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Thu 18/3

09:20-06:55

2 stops38h 35m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£845

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Tue 29/12

09:20-06:55

2 stops38h 35m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£847

SouthamptonHanoi

SOU Southampton Eastleigh - HAN Hanoi Noibai

SOUHAN

Southampton Eastleigh

Mon 15/3

09:20-12:20

2 stops20h 00m

Hanoi Noibai

Wed 31/12

00:00-17:00

Nonstop0h 00m

£848

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 resultsSorted by cheapest first

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.

SOU-HAN

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.

Related info for your journey

How long is the flight from Southampton to Hanoi?
For as low as £1,004, Qatar Airways can have you in Hanoi from Southampton in 27h 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

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Gatwick to Dalat flights

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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.

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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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Cheap flights from Southampton to Hanoi from £560

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Southampton to Hanoi

Cheapest flights from Southampton to HanoiExplore 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 19 September 2026.

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 19 September 2026.

Best flights from Southampton to HanoiDiscover carefully curated flight deals from Southampton to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Southampton to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Southampton to HanoiDiscover last-minute flight deals from Southampton to Hanoi. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Southampton to Hanoi. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Southampton to HanoiSearch for one-way flight options from Southampton to Hanoi. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Southampton to Hanoi. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

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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.

Related info for your journey

How long is the flight from Southampton to Hanoi?

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

How can I find direct flights from Southampton to Hanoi?

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

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.

Complete your trip

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

Direct flights to Vietnam

Book a non-stop flight to one of these other cities located in Vietnam.

Search flights from Southampton to Hanoi by cabin class

Find flights from Southampton to Hanoi, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Hanoi

Explore flights to Hanoi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 September 2026.

Southampton and Hanoi flights

Browse other Southampton and Hanoi flight options. Last updated on 19 September 2026.

Other flights from Southampton

Browse through other flights departing from Southampton. Flights are based on user searches made on Cheapflights and were last updated on 19 September 2026.

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How does Cheapflights help users find flights from Southampton to Hanoi?

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

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

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

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Travel Smart

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 19 September 2026.

Best flights from Southampton to Hanoi
Discover carefully curated flight deals from Southampton to Hanoi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Southampton to Hanoi
Discover last-minute flight deals from Southampton to Hanoi. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Southampton to Hanoi
Search for one-way flight options from Southampton to Hanoi. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.