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R8 575+ Cheap flights to Portsmouth

— LHR
Oct 11 — Oct 181
1 adult
1 adult, Economy, 0 bags

Flights to Portsmouth in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Portsmouth

Fri 23/1014:05 -
2 stops30h 25m
Fri 30/1020:00 -
2 stops41h 35m
Deal found 8/9R17 554
Fri 23/1014:05 -
3 stops30h 25m
Fri 30/1020:00 -
2 stops34h 20m
Deal found 8/9R18 102
Wed 11/1113:45 -
2 stops24h 10m
Wed 20/112:20 -
2 stops49h 15m
Deal found 10/9R18 150
Sat 17/1014:05 -
2 stops30h 25m
Sun 1/119:20 -
2 stops28h 15m
Deal found 8/9R18 601
Fri 23/1023:15 -
1 stop35h 40m
Fri 30/1017:35 -
2 stops39h 50m
Deal found 8/9R19 214
Wed 11/1113:45 -
2 stops31h 45m
Wed 20/112:20 -
3 stops46h 05m
Deal found 10/9R22 583
Wed 23/912:10 -
3 stops32h 15m
Sat 26/919:25 -
3 stops35h 55m
Deal found 9/9R22 760
Wed 23/923:15 -
1 stop34h 20m
Sat 26/99:15 -
1 stop35h 05m
Deal found 9/9R27 451

Find flight deals to Portsmouth

Return from

R11 348

One-way from

R8 575

Popular in

July

Cheapest in

February

Average price

R12 976
4/10-13/10
  • 4/10-13/10
  • 4 total stops
  • 52h 25m total
  • Johannesburg to London
Search Deals
Qatar Airways
  • Qatar Airways
  • 28/10-31/12
  • 2 total stops
  • 31h 45m total
  • Johannesburg to Portsmouth
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R1 250 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R174 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Portsmouth that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Wed 28/10

13:45-19:30

2 stops31h 45m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R8 575
Fastest return journey

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Thu 8/10

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R12 170

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Fri 23/10

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Fri 30/10

20:00-15:35

2 stops41h 35m

R17 554

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Fri 23/10

14:05-19:30

3 stops30h 25m

Southampton Eastleigh

Fri 30/10

20:00-8:20

2 stops34h 20m

R18 102

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Wed 11/11

13:45-11:55

2 stops24h 10m

Southampton Eastleigh

Wed 20/1

12:20-15:35

2 stops49h 15m

R18 150

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Sat 17/10

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Sun 1/11

9:20-15:35

2 stops28h 15m

R18 601

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Fri 23/10

23:15-9:55

1 stop35h 40m

Southampton Eastleigh

Fri 30/10

17:35-11:25

2 stops39h 50m

R19 214

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Fri 18/9

20:55-19:30

2 stops47h 35m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R19 923

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Thu 17/9

20:55-19:30

2 stops47h 35m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R19 923

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Wed 11/11

13:45-19:30

2 stops31h 45m

Southampton Eastleigh

Wed 20/1

12:20-12:25

3 stops46h 05m

R22 583

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 13 resultsSorted by cheapest first
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Best time to book a flight to Portsmouth

Have a flexible travel schedule? Discover the best time to fly to Portsmouth with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Portsmouth

How long is the flight to Portsmouth?

On average, a flight from Johannesburg to Portsmouth takes 24 hours 10 minutes. Flights to Portsmouth from other popular cities in South Africa will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Portsmouth

The most flights from Johannesburg to Portsmouth are scheduled on a Monday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

What are the most popular airlines that fly to Portsmouth?

The most popular airline flying from Johannesburg to Portsmouth is KLM.

KLM
KLM
From R10 618

What are the cheapest airlines that fly to Portsmouth?

The cheapest airline flying from Johannesburg to Portsmouth is KLM.

Rainfall in Portsmouth by month

In terms of precipitation, rainfall in Portsmouth ranges from 25.0 - 76.0 mm per month. December is typically the wettest month, when rainfall can reach 76.0 mm. July is typically the driest time to visit Portsmouth when rainfall is around 25.0 mm.

Temperature in Portsmouth by month

If weather is an important factor for your trip to Portsmouth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Portsmouth

Read through reviews of airlines serving the United Kingdom, such as KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,8
Good
1 576 reviews
Check prices

Crew

8,4

Food

7,3

Comfort

7,7

Entertainment

7,2

Boarding

7,8

Overall

7,8

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7,8
Good
1 576 reviews
KLM
7,8
Good
1 576 reviews
Check prices

Crew

8,4

Food

7,3

Comfort

7,7

Entertainment

7,2

Boarding

7,8

Overall

7,8

Reviews

1 / 20
6,0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

FAQs about flying to Portsmouth

  • Can I find cheaper flights to Portsmouth if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Portsmouth on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Portsmouth?

    Based on reviews from Cheapflights users, Norse Atlantic UK is rated the highest out of the airlines that fly to Portsmouth.

  • How much is a return flight to Portsmouth?

    A return flight to Portsmouth will typically cost around R6 311, however they can be found for as little as R2 923.

  • Does London Heathrow have car hire?

    Yes. Those touching down at London Heathrow can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0,0 km away from London Heathrow).

See more FAQs

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