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Cheap flights from Portsmouth to the Isle of Man from £158

LHR — IOM
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Isle of Man

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Isle of Man

Sun 4/1012:35 -
2 stops19h 15m
Sun 11/1017:20 -
1 stop15h 20m
Deal found 20/8£215
Thu 22/1008:55 -
2 stops6h 30m
Sat 24/1017:20 -
1 stop16h 20m
Deal found 20/8£215
Thu 22/1009:20 -
1 stop7h 30m
Sat 24/1017:20 -
1 stop16h 20m
Deal found 20/8£228
Sun 20/912:35 -
2 stops20h 05m
Sun 27/917:15 -
2 stops18h 35m
Deal found 20/8£234
Mon 14/920:00 -
1 stop15h 45m
Mon 21/912:15 -
1 stop7h 15m
Deal found 17/8£238
Mon 14/912:25 -
2 stops21h 10m
Mon 21/909:10 -
2 stops27h 45m
Deal found 17/8£240
Sun 4/1009:20 -
1 stop7h 30m
Sun 11/1012:15 -
1 stop20h 25m
Deal found 20/8£242
Sun 20/920:00 -
1 stop15h 45m
Sun 27/917:20 -
1 stop15h 20m
Deal found 20/8£272

Find flight deals from Portsmouth to Isle of Man

Round-trip from

£215

One-way from

£158

Popular in

July

Cheapest in

January

Average price

£149
Aer Lingus
  • Aer Lingus
  • 4/10-11/10
  • 3 total stops
  • 34h 35m total
  • Portsmouth to Isle of Man
Search Deals
Aer Lingus
  • Aer Lingus
  • 31/8
  • 1 total stop
  • 20h 50m total
  • Portsmouth to Isle of Man
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Sun 4/10

12:35-08:40

2 stops20h 05m

Castletown Ronaldsway

Sun 11/10

16:45-11:50

2 stops19h 05m

£220
Fastest return journey

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Mon 14/9

20:00-11:45

1 stop15h 45m

Castletown Ronaldsway

Mon 21/9

12:15-19:30

1 stop7h 15m

£238

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Mon 14/9

12:25-09:35

2 stops21h 10m

Castletown Ronaldsway

Mon 21/9

09:10-12:55

2 stops27h 45m

£240

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Sun 20/9

12:35-08:40

2 stops20h 05m

Castletown Ronaldsway

Sun 27/9

17:20-08:40

1 stop15h 20m

£241

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Thu 22/10

17:20-14:15

3 stops20h 55m

Castletown Ronaldsway

Sat 24/10

09:30-09:40

2 stops24h 10m

£308

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Sat 5/9

14:55-12:30

1 stop21h 35m

Castletown Ronaldsway

Wed 9/9

12:25-08:25

1 stop20h 00m

£596

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Sat 14/11

12:35-10:45

2 stops22h 10m

Castletown Ronaldsway

Mon 16/11

15:35-08:25

2 stops16h 50m

£598
Cheapest one-way
Fastest single journey

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Wed 30/9

08:55-15:05

1 stop6h 10m

£279

SouthamptonCastletown

SOU Southampton Eastleigh - IOM Castletown Ronaldsway

SOUIOM

Southampton Eastleigh

Mon 31/8

19:20-16:50

3 stops21h 30m

£298

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Sorted by cheapest first

Best time to book a flight from Portsmouth to Isle of Man

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

Cheapflights Insights

Everything you need to know about your flight from Portsmouth to the Isle of Man

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

One of the essential ways to save on airfare from Portsmouth to Isle of Man is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 35% on airfare.

Related info for your journey

  • How long is the flight from Portsmouth to Isle of Man?

    There are many flights that can get you from Portsmouth to Isle of Man in 15h 45m. Fly via Aer Lingus to get the fastest option. Portsmouth and Isle of Man are separated by a distance of 256 mi.

  • What are the most reliable airlines from Portsmouth to Isle of Man?

    Consider Loganair (82%), KLM (82%) or British Airways (82%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Isle of Man.

  • Can I find deals for flights from Portsmouth to Isle of Man that include hotel bookings?

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

  • How can I find direct flights from Portsmouth to Isle of Man?

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

  • Can I find deals for business class flights from Portsmouth to Isle of Man?

    Yes. Cheapflights offers flight deals from Portsmouth to Isle of Man 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

Alternative routes for Portsmouth to Isle of Man

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Top 2 airlines flying from Portsmouth to Isle of Man

AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£55Average£114FlexibilityNo cancel feeOn-time86%
Search easyJet flights
LoganairCheapest£211Average£297FlexibilityNo cancel feeOn-time79%
Search Loganair flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portsmouth to Isle of Man?

Deals for Portsmouth to Isle of Man flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Isle of Man?

Cheapflights helps you find that perfect flight to Isle of Man from Portsmouth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portsmouth to Isle of Man with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Isle of Man, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portsmouth to Isle of Man become cheaper?

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

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