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Cheap flights from Portsmouth to Asia from £298

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BKK
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Asia

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Asia
Explore the most affordable flight options available from Portsmouth to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Thu 14/509:20
SOU
-
BOM
2 stops29h 55m
Multiple Airlines
Thu 21/511:20
BOM
-
SOU
2 stops25h 50m
Multiple Airlines
Deal found 29/3£525
Thu 14/520:00
SOU
-
KUL
2 stops29h 25m
Multiple Airlines
Thu 21/521:55
KUL
-
SOU
2 stops28h 35m
Multiple Airlines
Deal found 30/3£528
Wed 13/509:20
SOU
-
BKK
2 stops32h 30m
Multiple Airlines
Wed 20/509:15
BKK
-
SOU
2 stops29h 25m
Multiple Airlines
Deal found 29/3£534
Sun 17/517:20
SOU
-
BOM
2 stops33h 20m
Multiple Airlines
Sun 24/505:10
BOM
-
SOU
3 stops31h 45m
Multiple Airlines
Deal found 2/4£542
Fri 15/520:00
SOU
-
BOM
2 stops25h 20m
Multiple Airlines
Fri 22/518:05
BOM
-
SOU
2 stops27h 15m
Multiple Airlines
Deal found 31/3£554
Thu 7/517:20
SOU
-
DEL
2 stops16h 20m
Multiple Airlines
Tue 12/509:25
DEL
-
SOU
2 stops27h 10m
Multiple Airlines
Deal found 2/4£556
Mon 18/520:00
SOU
-
BKK
2 stops28h 30m
Multiple Airlines
Sun 24/509:40
BKK
-
SOU
2 stops29h 00m
Multiple Airlines
Deal found 29/3£557
Sat 16/509:20
SOU
-
DEL
2 stops29h 30m
Multiple Airlines
Sat 23/504:55
DEL
-
SOU
3 stops35h 40m
Multiple Airlines
Deal found 1/4£558
Sat 16/520:00
SOU
-
BKK
2 stops34h 10m
Multiple Airlines
Sat 23/509:40
BKK
-
SOU
2 stops28h 55m
Multiple Airlines
Deal found 31/3£558
Wed 29/409:20
SOU
-
BKK
2 stops27h 40m
Multiple Airlines
Tue 5/503:15
BKK
-
SOU
2 stops35h 25m
Multiple Airlines
Deal found 1/4£559
Tue 28/409:20
SOU
-
DEL
2 stops29h 30m
Multiple Airlines
Tue 5/509:25
DEL
-
SOU
2 stops27h 10m
Multiple Airlines
Deal found 30/3£568
Wed 13/509:20
SOU
-
KHI
2 stops37h 40m
Multiple Airlines
Wed 20/505:25
KHI
-
SOU
2 stops31h 15m
Multiple Airlines
Deal found 29/3£568

Find flight deals from Portsmouth to Asia

Keep the following information in mind while searching for Portsmouth to Asia flight deals. Data was last updated 3 April 2026.

Round-trip from

£525

One-way from

£298

Popular in

July

Cheapest in

May

Average price

£657
14/5-21/5
  • 14/5-21/5
  • 4 total stops
  • 55h 45m total
  • Portsmouth to Asia
Search Deals
25/4
  • 25/4
  • 3 total stops
  • 36h 50m total
  • Portsmouth to Asia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Asia 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 3 April 2026.
Use the filters below to find and compare flights from Portsmouth to Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonKarachi

SOU - KHI

SOUKHI

Southampton Eastleigh

Wed 13/5

17:20-05:40

2 stops32h 20m

Karachi Quaid-E-Azam Intl

Wed 20/5

04:25-08:35

3 stops32h 10m

£602

SouthamptonKuala Lumpur

SOU - KUL

SOUKUL

Southampton Eastleigh

Tue 12/5

17:20-08:25

2 stops32h 05m

Kuala Lumpur Intl

Tue 19/5

09:10-12:55

3 stops34h 45m

£646

SouthamptonHong Kong

SOU - HKG

SOUHKG

Southampton Eastleigh

Thu 14/5

17:20-09:00

2 stops32h 40m

Hong Kong Intl

Thu 21/5

20:10-19:30

2 stops30h 20m

£646
Fastest return journey

SouthamptonMumbai

SOU - BOM

SOUBOM

Southampton Eastleigh

Mon 28/9

09:20-08:05

2 stops18h 15m

Mumbai Chhatrapati Shivaji Intl

Mon 19/10

04:20-19:30

2 stops19h 40m

£678

SouthamptonMumbai

SOU - BOM

SOUBOM

Southampton Eastleigh

Wed 30/9

20:00-08:05

2 stops31h 35m

Mumbai Chhatrapati Shivaji Intl

Wed 21/10

22:15-19:30

2 stops25h 45m

£686

SouthamptonBangkok

SOU - BKK

SOUBKK

Southampton Eastleigh

Tue 8/9

09:05-09:30

1 stop18h 25m

Bangkok Suvarnabhumi

Mon 5/10

12:05-16:50

1 stop34h 45m

£686

SouthamptonMumbai

SOU - BOM

SOUBOM

Southampton Eastleigh

Mon 27/4

20:00-02:40

2 stops26h 10m

Mumbai Chhatrapati Shivaji Intl

Mon 18/5

04:20-19:30

2 stops19h 40m

£688

SouthamptonMumbai

SOU - BOM

SOUBOM

Southampton Eastleigh

Sun 17/5

09:15-19:45

3 stops30h 00m

Mumbai Chhatrapati Shivaji Intl

Sun 24/5

23:05-18:50

3 stops24h 15m

£695

SouthamptonMumbai

SOU - BOM

SOUBOM

Southampton Eastleigh

Tue 28/4

20:00-02:40

2 stops26h 10m

Mumbai Chhatrapati Shivaji Intl

Tue 19/5

22:15-19:30

2 stops25h 45m

£718

SouthamptonNew Delhi

SOU - DEL

SOUDEL

Southampton Eastleigh

Tue 28/4

09:20-19:20

2 stops29h 30m

New Delhi Indira Gandhi Intl

Tue 5/5

04:50-08:05

2 stops31h 45m

£718

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Portsmouth to Asia

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

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

Currently, June is the cheapest month in which you can book a flight from Portsmouth to Asia (average of £164). Flying from Portsmouth to Asia in April is currently the most expensive (average of £316). 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 AS?

Find hourly flight availability from Portsmouth to Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 April 2026.

When flying from Portsmouth to Asia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 11% versus a flight at midday.

What is the cheapest day to fly from Portsmouth to Asia?

Use this chart to determine the cheapest time to fly return from Portsmouth to Asia. Price data was last updated on 28 March 2026.

Travellers seeking maximum savings on their Portsmouth to Asia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portsmouth to Asia

Explore weekly flight availability from Portsmouth to Asia. 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 3 April 2026.

The most flights from P0R to AS0 are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Asia

Get insights into the airlines that provide service to Asia. 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 Asia. Reviews last updated 3 April 2026.
Get a feel of what it's like to fly with KLM from Portsmouth to Asia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,485 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Crew

8.4

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,485 reviews
KLM
7.7
Good
1,485 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Boarding

7.8

Crew

8.4

Food

7.3

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

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

    A quick flight from Portsmouth to Asia can take about 18h 25m. KLM provides one of the quickest options available for as low as £686. The distance from Portsmouth to Asia is about 5995 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Portsmouth to Asia?

    Most travelers choose Southampton Eastleigh - Bangkok Suvarnabhumi, Southampton Eastleigh - Manila Ninoy Aquino Intl or Southampton Eastleigh - Hanoi Noibai when deciding on the best route from Portsmouth to Asia.

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

    Before booking your flight to Asia from Portsmouth, check out the most reliable airlines to get you to your destination on time: Thai Airways (75%), Air Canada (70%), EVA Air( 70%).

  • What are the cheapest flights from Portsmouth to Asia?

    Looking at all options, your cheapest flight can be booked for £476. While the most popular route (Southampton Eastleigh - Bangkok Suvarnabhumi) can be booked for £611 on average, our data indicates £2,409 when flying from Portsmouth to Asia.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Portsmouth to Asia (average of £164). Flying from Portsmouth to Asia in April is currently the most expensive (average of £316). 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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Alternative routes for Portsmouth to Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Asia

Discover the top 10 airlines that operate flights from Portsmouth to Asia. 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 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Azerbaijan AirlinesCheapest£265Average£476FlexibilityNo cancel feeOn-time87%
Search Azerbaijan Airlines flights
ITA AirwaysCheapest£267Average£623FlexibilityNo cancel feeOn-time81%
Search ITA Airways flights
Turkmenistan AirlinesCheapest£273Average£571FlexibilityNo cancel feeOn-time63%
Search Turkmenistan Airlines flights
Hahn AirCheapest£278Average£674FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air flights
Scandinavian AirlinesCheapest£345Average£773FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air CanadaCheapest£384Average£541FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air ArabiaCheapest£399Average£633FlexibilityNo cancel feeOn-time79%
Search Air Arabia flights
LOTCheapest£402Average£788FlexibilityNo cancel feeOn-time81%
Search LOT flights
Royal JordanianCheapest£414Average£704FlexibilityNo cancel feeOn-time61%
Search Royal Jordanian flights
CondorCheapest£430Average£634FlexibilityNo cancel feeOn-time76%
Search Condor 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 Portsmouth to Asia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Asia. 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 Portsmouth to Asia?

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 Asia from Portsmouth.

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

Yes! Cheapflights helps users easily find flights from Portsmouth to Asia with no change fees.

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

Of course! You can now track prices for flights from Portsmouth to Asia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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