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Cheap flights from Southampton to Castletown from £196

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IOM
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Castletown

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Castletown
Explore the most affordable flight options available from Southampton to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Tue 7/720:00
SOU
-
IOM
1 stop15h 45m
Aer Lingus
Tue 14/717:20
IOM
-
SOU
1 stop14h 45m
Aer Lingus
Deal found 9/6£224
Tue 7/719:30
SOU
-
IOM
2 stops19h 00m
Multiple Airlines
Tue 14/712:15
IOM
-
SOU
1 stop7h 15m
Multiple Airlines
Deal found 9/6£243
Tue 7/719:30
SOU
-
IOM
2 stops19h 00m
Multiple Airlines
Mon 13/712:15
IOM
-
SOU
1 stop7h 15m
Multiple Airlines
Deal found 9/6£247
Fri 28/806:45
SOU
-
IOM
1 stop10h 00m
Multiple Airlines
Tue 1/912:15
IOM
-
SOU
1 stop4h 35m
Multiple Airlines
Deal found 7/6£250
Mon 6/720:00
SOU
-
IOM
2 stops23h 55m
Multiple Airlines
Mon 13/708:35
IOM
-
SOU
2 stops24h 05m
Multiple Airlines
Deal found 8/6£315
Mon 6/709:20
SOU
-
IOM
1 stop7h 30m
Aer Lingus
Mon 13/712:15
IOM
-
SOU
1 stop7h 15m
Aer Lingus
Deal found 8/6£369

Find flight deals from Southampton to Castletown

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Castletown (IOM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 June 2026.

Round-trip from

£224

One-way from

£196

Popular in

June

Cheapest in

January

Average price

£176
Aer Lingus
  • Aer Lingus
  • 7/7-14/7
  • 2 total stops
  • 30h 30m total
  • Southampton to Castletown
Search Deals
Loganair
  • Loganair
  • 6/9
  • 1 total stop
  • 21h 05m total
  • Southampton to Castletown
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£26 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 June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Castletown 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 9 June 2026.
Use the filters below to find and compare flights from Southampton to Castletown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Tue 7/7

20:00-11:45

1 stop15h 45m

Castletown Ronaldsway

Tue 14/7

17:20-08:05

1 stop14h 45m

£224

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Tue 7/7

19:30-14:30

2 stops19h 00m

Castletown Ronaldsway

Tue 14/7

12:15-19:30

1 stop7h 15m

£243

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Tue 7/7

20:00-14:30

2 stops18h 30m

Castletown Ronaldsway

Mon 13/7

08:35-19:30

2 stops10h 55m

£262

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Fri 28/8

20:10-11:45

2 stops15h 35m

Castletown Ronaldsway

Tue 1/9

18:30-08:05

2 stops13h 35m

£298

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Mon 6/7

20:00-19:55

2 stops23h 55m

Castletown Ronaldsway

Mon 13/7

08:35-08:40

2 stops24h 05m

£315
Fastest return journey

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Mon 6/7

09:20-16:50

1 stop7h 30m

Castletown Ronaldsway

Mon 13/7

12:15-19:30

1 stop7h 15m

£369

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Sun 21/6

12:35-08:40

2 stops20h 05m

Castletown Ronaldsway

Thu 25/6

19:20-08:45

3 stops37h 25m

£406
Cheapest one-way

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Sun 6/9

14:45-11:50

1 stop21h 05m

£196
Fastest single journey

SouthamptonCastletown

SOU - IOM

SOUIOM

Southampton Eastleigh

Sun 6/9

08:55-20:10

2 stops11h 15m

£374

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Sorted by cheapest first

Best time to book a flight from Southampton to Castletown

Have a flexible travel schedule? Discover the best time to fly to Castletown from Southampton 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Castletown. 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 Southampton to Castletown?

    Departing from Southampton to Castletown will take you 15h 45m. There are 256 mi between Southampton and Castletown.

  • Can I find deals for flights from Southampton to Castletown that include hotel bookings?

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

  • How can I find direct flights from Southampton to Castletown?

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

  • Can I find deals for business class flights from Southampton to Castletown?

    Yes. Cheapflights offers flight deals from Southampton to Castletown 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

Travelling to a place near Castletown?

Book flights to Castletown if you plan to visit one of these locations
Douglas

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How does Cheapflights help users find flights from Southampton to Castletown?

Cheapflights makes it easy to find Southampton to Castletown flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Castletown?

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 Castletown from Southampton.

Can Cheapflights find flights from Southampton to Castletown with no change fees?

Certainly. Search results for flights to Castletown from Southampton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Southampton to Castletown become cheaper?

Of course! You can now track prices for flights from Southampton to Castletown 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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