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Cheap flights from Portsmouth to Hanoi from £1,143

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HAN
7 Apr — 14 Apr1
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 2 April 2025.

Round-trip from

£1,583

One-way from

£1,143

Popular in

July

Cheapest in

November

Average price

£757
3/8-24/8
  • 3/8-24/8
  • 4 total stops
  • 69h 20m total
  • Portsmouth to Hanoi
Qatar Airways
  • Qatar Airways
  • 19/7
  • 2 total stops
  • 39h 35m total
  • Portsmouth to Hanoi
Highest demand for flights based on searches. 13% potential increase in price (£86 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Average for round-trip flights in April 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 2 April 2025.

Sun 3/809:10SOU - HAN
2 stops46h 50mMultiple Airlines
Sun 24/819:30HAN - SOU
2 stops22h 30mMultiple Airlines
Deal found 1/4£1,583
Sun 3/809:10SOU - HAN
2 stops46h 50mQatar Airways
Sat 23/803:00HAN - SOU
2 stops46h 30mQatar Airways
Deal found 1/4£1,686

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 2 April 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

Sun 3/8

09:10-14:00

2 stops46h 50m

Hanoi Noibai

Sun 24/8

19:30-12:00

2 stops22h 30m

£1,583

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Sun 3/8

09:10-14:00

2 stops46h 50m

Hanoi Noibai

Sat 23/8

03:00-19:30

2 stops46h 30m

£1,686

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Sat 19/7

09:40-07:15

2 stops39h 35m

£1,143

SouthamptonHanoi

SOU - HAN

SOUHAN

Southampton Eastleigh

Fri 18/7

08:40-14:00

2 stops23h 20m

£1,145

Flights are sorted by cheapest return flights first.

Deals found on 1/4

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 2 April 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.

Rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average rainfall totals by month.

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.

Temperature in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature totals by month.

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).

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 2 April 2025.

Entertainment

7.4

Food

7.3

Comfort

7.4

Crew

7.9

Boarding

7.5

Overall

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.....???

Entertainment

7.4

Food

7.3

Comfort

7.4

Crew

7.9

Boarding

7.5

Overall

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 £457. While the most popular route (Southampton Eastleigh - Hanoi Noibai) can be booked for £839 on average our data indicates £1,589 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

Browse thousands of different options on Cheapflights for your next trip

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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 2 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest£385Average£473FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£405Average£464FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
China SouthernCheapest£433Average£543FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£446Average£630FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Singapore AirlinesCheapest£578Average£717FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Virgin AtlanticCheapest£585Average£718FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Cathay PacificCheapest£593Average£757FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air FranceCheapest£599Average£669FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapest£601Average£743FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Malaysia AirlinesCheapest£627Average£706FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines 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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