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Cheap flights from Portsmouth to Hanoi from £508

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Portsmouth to Hanoi

Keep the following information in mind while searching for Portsmouth to Hanoi flight deals. Data was last updated 11 July 2025.

Round-trip from

£1,074

One-way from

£508

Popular in

December

Cheapest in

May

Average price

£807
5/9-30/9
  • 5/9-30/9
  • 4 total stops
  • 62h 05m total
  • Portsmouth to Hanoi
8/9
  • 8/9
  • 2 total stops
  • 23h 20m total
  • Portsmouth to Hanoi
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Portsmouth to Hanoi

Cheapest flights from Portsmouth to Hanoi
Explore the most affordable flight options available from Portsmouth to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Fri 5/909:40SOU - HAN
2 stops39h 35mMultiple Airlines
Tue 30/919:30HAN - SOU
2 stops22h 30mMultiple Airlines
Deal found 9/7£1,074
Tue 30/909:10SOU - HAN
2 stops40h 05mQatar Airways
Sat 4/1019:30HAN - SOU
2 stops30h 00mQatar Airways
Deal found 9/7£1,155

Cheapflights Fare Finder

Customise your flight search to find flights from Portsmouth 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 11 July 2025.
Use the filters below to find and compare flights from Portsmouth to Hanoi that are best for you.

Fly from

Portsmouth

Fly to

Hanoi

Route

Depart

Return

Price

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Fri 5/9

09:40-07:15

2 stops39h 35m

Hanoi Noibai

Tue 30/9

19:30-12:00

2 stops22h 30m

£1,074

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Tue 30/9

09:10-07:15

2 stops40h 05m

Hanoi Noibai

Sat 4/10

19:30-19:30

2 stops30h 00m

£1,155

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Mon 8/9

08:40-14:00

2 stops23h 20m

£508

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Wed 20/8

09:10-21:15

2 stops30h 05m

£781

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Best time to book a flight from Portsmouth to Hanoi

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

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

Currently, May is the cheapest month in which you can book a flight from Portsmouth to Hanoi (average of £793). Flying from Portsmouth to Hanoi in December is currently the most expensive (average of £1,137). 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.

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

Find hourly flight availability from Portsmouth to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

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

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hanoi. Reviews last updated 11 July 2025.
See what other customers who have flown with Qatar Airways from Portsmouth to Hanoi have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Comfort

7.4

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Entertainment

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

DOH - MXP

Excellent except for boarding. In milan it was endless. In Doha, they first boarded economy than business.....???

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Hanoi. 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 Hanoi from Portsmouth?

    For a flight from Portsmouth to Hanoi, you will be flying into Noibai. Hanoi Noibai (HAN) is just 14.2 mi from the center of the city. Noibai is the only Hanoi airport and it handles 0 inbound flights from Portsmouth per day. 16 airlines have flights to Hanoi Noibai from Portsmouth on a regular basis.

  • What are the cheapest flights from Portsmouth to Hanoi?

    Looking at all options, your cheapest flight can be booked for £435. While the most popular route (Southampton Eastleigh - Hanoi Noibai) can be booked for £1,074 on average our data indicates £1,467 when flying from Portsmouth to Hanoi.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Portsmouth to Hanoi (average of £793). Flying from Portsmouth to Hanoi in December is currently the most expensive (average of £1,137). 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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Top 10 airlines flying from Portsmouth to Hanoi

Discover the top 10 airlines that operate flights from Portsmouth to Hanoi. 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 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£367Average£465FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£389Average£456FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China EasternCheapest£410Average£581FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest£413Average£537FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£515Average£584FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£563Average£719FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest£566Average£706FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air FranceCheapest£571Average£666FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapest£573Average£699FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Qatar AirwaysCheapest£601Average£704FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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

When you search for this flight from Portsmouth to Hanoi, 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 Hanoi?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hanoi from Portsmouth.

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

Yes, we can. To see specific flights from Portsmouth 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 Portsmouth to Hanoi become cheaper?

Yes, Cheapflights offers price alerts on Portsmouth to Hanoi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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