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R10 333+ Cheap flights to Portsmouth

— LHR
Oct 4 — Oct 111
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

Tue 20/1020:55 -
2 stops23h 35m
Tue 27/109:20 -
2 stops27h 55m
Deal found 30/8R18 103
Tue 13/1020:55 -
2 stops23h 35m
Tue 20/1020:00 -
2 stops36h 10m
Deal found 30/8R18 119
Sun 8/1113:45 -
2 stops31h 45m
Wed 18/119:20 -
2 stops28h 15m
Deal found 30/8R18 247
Sun 18/1014:05 -
2 stops30h 25m
Tue 27/109:20 -
2 stops27h 55m
Deal found 30/8R18 279
Mon 14/914:05 -
2 stops30h 25m
Mon 21/920:00 -
2 stops31h 00m
Deal found 30/8R18 295
Sun 11/1020:55 -
2 stops47h 35m
Tue 20/1020:00 -
2 stops36h 10m
Deal found 30/8R18 327
Sat 17/1014:05 -
2 stops30h 25m
Tue 27/109:20 -
2 stops27h 55m
Deal found 30/8R18 504
Tue 6/1020:55 -
2 stops23h 35m
Mon 12/1020:00 -
2 stops36h 10m
Deal found 30/8R18 728
Wed 7/1020:55 -
2 stops23h 35m
Tue 13/1020:00 -
2 stops31h 00m
Deal found 30/8R18 904
Sat 10/1014:05 -
2 stops30h 25m
Tue 20/1020:00 -
2 stops36h 10m
Deal found 30/8R19 144
Fri 13/1120:20 -
2 stops49h 10m
Wed 18/119:20 -
2 stops28h 15m
Deal found 30/8R21 131
Wed 7/1020:55 -
2 stops23h 35m
Sun 11/1020:00 -
2 stops31h 00m
Deal found 30/8R21 147

Find flight deals to Portsmouth

Return from

R11 310

One-way from

R10 333

Popular in

July

Cheapest in

February

Average price

R12 816
RwandAir
  • RwandAir
  • 17/9-20/9
  • 2 total stops
  • 32h 35m total
  • Johannesburg to London
Search Deals
Qatar Airways
  • Qatar Airways
  • 4/10-31/12
  • 2 total stops
  • 30h 25m total
  • Johannesburg to Portsmouth
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (R1 281 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R172 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
Search Deals

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
Fastest return journey

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Tue 6/10

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R10 333

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Mon 21/9

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R17 799

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Tue 6/10

20:55-19:30

2 stops23h 35m

Southampton Eastleigh

Tue 13/10

20:00-9:10

2 stops36h 10m

R18 295

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Sat 17/10

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Tue 27/10

9:20-15:15

2 stops27h 55m

R18 504

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Sat 19/9

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Wed 31/12

0:00-1:00

Nonstop0h 00m

R19 737

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Sat 7/11

13:45-19:30

2 stops31h 45m

Southampton Eastleigh

Wed 18/11

9:20-15:35

2 stops28h 15m

R21 339

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Thu 17/9

14:05-19:30

2 stops30h 25m

Southampton Eastleigh

Mon 21/9

20:00-4:00

2 stops31h 00m

R26 434

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Fri 18/9

20:55-19:30

2 stops47h 35m

Southampton Eastleigh

Mon 21/9

20:00-4:00

2 stops31h 00m

R26 482

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Wed 16/9

20:55-19:30

2 stops47h 35m

Southampton Eastleigh

Mon 21/9

20:00-4:00

2 stops31h 00m

R26 482

JohannesburgSouthampton

JNB Johannesburg OR Tambo - SOU Southampton Eastleigh

JNBSOU

Johannesburg OR Tambo

Wed 16/9

20:55-19:30

2 stops47h 35m

Southampton Eastleigh

Sun 20/9

20:00-9:10

2 stops36h 10m

R32 169

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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 47 hours 35 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 Wednesday (12 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 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 553

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
1 571 reviews
Check prices

Food

7,3

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,2

Boarding

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
1 571 reviews
KLM
7,8
Good
1 571 reviews
Check prices

Food

7,3

Overall

7,8

Comfort

7,7

Crew

8,4

Entertainment

7,2

Boarding

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 R3 736, however they can be found for as little as R3 014.

  • 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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