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Cheap flights from Portugal to Castletown from £545

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Castletown departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Portugal to Castletown

Recent return flight deals from Portugal to Castletown

Enter your travel dates to find the best prices.
British Airways Logo
19:45 - 15:25
OPO
-
IOM
19h 40m
1 stop
British Airways Logo
11:35 - 19:30
IOM
-
OPO
7h 55m
1 stop
£545British Airways
Thu, 7 May - Wed, 13 May
British Airways Logo
08:20 - 20:10
OPO
-
IOM
11h 50m
2 stops
British Airways Logo
11:35 - 19:30
IOM
-
OPO
7h 55m
1 stop
£753British Airways
Thu, 7 May - Wed, 13 May

British Airways flights from Portugal to Castletown

Our best British Airways deals on Portugal to Castletown flight tickets
British Airways
7 May
OPO19:45Porto
19h 40m
1 stop
IOM15:25Castletown Ronaldsway
13 May
IOM11:35Castletown Ronaldsway
7h 55m
1 stop
OPO19:30Porto
£545
British Airways
7 May
OPO08:20Porto
11h 50m
2 stops
IOM20:10Castletown Ronaldsway
13 May
IOM11:35Castletown Ronaldsway
7h 55m
1 stop
OPO19:30Porto
£753

momondo Fare Finder

 
Customise your flight search to find flights from Portugal 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, momondo users made 279,928 searches. Data last updated 4 April 2026.
Use the filters below to find and compare flights from Portugal to Castletown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoCastletown

OPO - IOM

OPOIOM

Porto

Thu 7/5

19:45-15:25

1 stop19h 40m

Castletown Ronaldsway

Wed 13/5

11:35-19:30

1 stop7h 55m

£545
Fastest return journey

PortoCastletown

OPO - IOM

OPOIOM

Porto

Thu 7/5

08:20-20:10

2 stops11h 50m

Castletown Ronaldsway

Wed 13/5

11:35-19:30

1 stop7h 55m

£753

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Portugal to Castletown flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to Castletown

Fastest flight time

38h 35m

Direct flights

None
The fastest flight from Portugal to Castletown takes 38h 35m
There are no direct flights from Portugal to Castletown. There are no popular flight routes from Portugal to Castletown.
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Frequently asked questions about flying from Portugal to Castletown

  • When did momondo last update prices for flights from Portugal to Castletown Ronaldsway Airport?

    Prices for flights from Portugal to Castletown Ronaldsway Airport were last updated today.

  • How old do you have to be to fly from Portugal to Castletown Ronaldsway Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portugal to Castletown Ronaldsway Airport.

  • What documentation or ID do you need to fly to Castletown Ronaldsway Airport?

    The travel and health documents required for your trip to Castletown Ronaldsway Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castletown Ronaldsway Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Portugal to Castletown

  • How do I get Price Alerts for flights from Portugal to Castletown?

    Search flight deals from Portugal to Castletown. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Portugal to Castletown with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Castletown?

Book flights to Castletown if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Portugal to Castletown?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portugal to Castletown for you.

Can I find flights from Portugal to Castletown with flexible booking policies on momondo?

Flights from Portugal to Castletown with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portugal to Castletown?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portugal to Castletown.

I’m not ready to book a flight from Portugal to Castletown right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Castletown from Portugal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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