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Cheap flights from Portsmouth to Seoul from £504

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SEL
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Seoul

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Seoul
Explore the most affordable flight options available from Portsmouth to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2026.

Wed 11/1108:40 -
1 stop23h 15m
Sun 29/1123:05 -
1 stop18h 05m
Deal found 14/8£558
Wed 11/1117:30 -
1 stop14h 25m
Tue 24/1113:20 -
2 stops36h 40m
Deal found 14/8£581
Fri 13/1117:30 -
1 stop14h 25m
Mon 30/1113:20 -
2 stops51h 50m
Deal found 14/8£616
Fri 13/1117:30 -
1 stop14h 25m
Tue 24/1113:20 -
2 stops51h 50m
Deal found 14/8£624
Sat 14/1109:25 -
2 stops40h 50m
Sun 29/1123:05 -
1 stop18h 05m
Deal found 14/8£624
Fri 13/1117:30 -
1 stop14h 25m
Thu 26/1113:20 -
2 stops36h 40m
Deal found 14/8£629
Wed 11/1120:00 -
2 stops40h 55m
Sun 29/1117:50 -
2 stops34h 40m
Deal found 15/8£635
Sat 14/1117:30 -
2 stops32h 45m
Wed 2/1213:20 -
2 stops36h 40m
Deal found 14/8£638

Find flight deals from Portsmouth to Seoul

Keep the following information in mind while searching for Portsmouth to Seoul flight deals. Data was last updated 16 August 2026.

Round-trip from

£558

One-way from

£504

Popular in

July

Cheapest in

January

Average price

£734
KLM
  • KLM
  • 11/11-29/11
  • 2 total stops
  • 41h 20m total
  • Portsmouth to Seoul
Search Deals
Qatar Airways
  • Qatar Airways
  • 23/9
  • 2 total stops
  • 42h 30m total
  • Portsmouth to Seoul
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Seoul 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 16 August 2026.
Use the filters below to find and compare flights from Portsmouth to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Wed 11/11

08:40-16:55

1 stop23h 15m

Incheon Intl

Sun 29/11

23:05-08:10

1 stop18h 05m

£569

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Sun 27/9

17:20-22:15

2 stops20h 55m

Incheon Intl

Sun 4/10

18:20-08:40

2 stops46h 20m

£704

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Fri 13/11

17:30-16:55

1 stop14h 25m

Incheon Intl

Fri 20/11

13:20-17:00

2 stops36h 40m

£709

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Wed 30/9

17:20-09:35

2 stops32h 15m

Incheon Intl

Wed 7/10

22:25-08:35

1 stop18h 10m

£779

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Wed 30/9

15:35-06:20

3 stops30h 45m

Incheon Intl

Wed 7/10

18:05-19:30

3 stops33h 25m

£821

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Wed 11/11

20:00-10:30

2 stops29h 30m

Incheon Intl

Thu 26/11

00:20-19:30

2 stops28h 10m

£894

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Sat 14/11

09:20-17:15

2 stops46h 55m

Incheon Intl

Thu 3/12

00:20-19:30

2 stops28h 10m

£907

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Sun 27/9

09:15-16:25

1 stop23h 10m

Incheon Intl

Sun 4/10

11:40-16:50

2 stops37h 10m

£913
Fastest return journey

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Thu 22/10

17:20-16:25

1 stop15h 05m

Incheon Intl

Fri 6/11

23:05-08:55

1 stop18h 50m

£971
Cheapest one-way

SouthamptonIncheon

SOU Southampton Eastleigh - ICN Incheon Intl

SOUICN

Southampton Eastleigh

Wed 23/9

08:55-11:25

2 stops42h 30m

£504

Flights are sorted by cheapest return flights first.

Deals found on 12/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Portsmouth to Seoul

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

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

Find hourly flight availability from Portsmouth to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 August 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Portsmouth to Seoul by exploring options for tickets at midday.

Weekly flight availability from Portsmouth to Seoul

Explore weekly flight availability from Portsmouth to Seoul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 August 2026.

The most flights from P0R to SEL are scheduled on a Monday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

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

    A quick flight from Portsmouth to Seoul can take about 23h 15m. KLM provides one of the quickest options available for as low as £569. The distance from Portsmouth to Seoul is about 5556 mi.

  • What are the most reliable airlines from Portsmouth to Seoul?

    Before booking your flight to Seoul from Portsmouth, check out the most reliable airlines to get you to your destination on time: Asiana Airlines (95%), Korean Air (91%), Virgin Atlantic( 91%).

  • What are the cheapest flights from Portsmouth to Seoul?

    The cheapest flight price from Portsmouth to Seoul is £546. On average you can expect to pay £2,073. The most popular route, (Southampton Eastleigh - Incheon Intl), can usually be booked for £581.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Seoul 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

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

Top 10 airlines flying from Portsmouth to Seoul

Discover the top 10 airlines that operate flights from Portsmouth to Seoul. 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 16 August 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest£246Average£382FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Qatar AirwaysCheapest£305Average£792FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
China SouthernCheapest£366Average£538FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air ChinaCheapest£374Average£471FlexibilityNo cancel feeOn-time67%
Search Air China flights
Cathay PacificCheapest£403Average£911FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
KLMCheapest£423Average£828FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£427Average£597FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Scandinavian AirlinesCheapest£477Average£702FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Etihad AirwaysCheapest£480Average£615FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air FranceCheapest£486Average£664FlexibilityNo cancel feeOn-time77%
Search Air France flights

Fly with Cheapflights

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

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Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Seoul?

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 Seoul from Portsmouth.

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

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

Can Cheapflights notify me if prices for flights from Portsmouth to Seoul become cheaper?

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

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