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Cheap flights from San Francisco to Castletown from $854

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Castletown departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
5:20 pm - 4:50 pmSFO-IOM
15h 30m1 stop
Multiple Airlines Logo
7:20 pm - 3:35 pmIOM-SFO
28h 15m2 stops
$854Multiple Airlines
Find Deal
Mon, Feb 16 - Mon, Feb 23
Aer Lingus Logo
5:20 pm - 4:50 pmSFO-IOM
15h 30m1 stop
Aer Lingus Logo
5:20 pm - 3:35 pmIOM-SFO
30h 15m1 stop
$902Aer Lingus
Find Deal
Mon, Feb 16 - Mon, Feb 23
Multiple Airlines Logo
11:20 am - 6:50 pmSFO-IOM
23h 30m2 stops
Multiple Airlines Logo
2:35 pm - 4:30 pmIOM-SFO
33h 55m2 stops
$973Multiple Airlines
Find Deal
Mon, Feb 16 - Mon, Feb 23
Multiple Airlines Logo
7:30 am - 6:50 pmSFO-IOM
27h 20m3 stops
Multiple Airlines Logo
2:35 pm - 4:30 pmIOM-SFO
33h 55m2 stops
$980Multiple Airlines
Find Deal
Mon, Feb 16 - Mon, Feb 23
Multiple Airlines Logo
7:30 am - 6:50 pmSFO-IOM
27h 20m3 stops
Multiple Airlines Logo
2:35 pm - 4:30 pmIOM-SFO
33h 55m3 stops
$1,025Multiple Airlines
Find Deal
Mon, Feb 16 - Mon, Feb 23
British Airways Logo
9:40 pm - 1:35 pmSFO-IOM
56h 55m2 stops
British Airways Logo
12:05 pm - 7:45 pmIOM-SFO
14h 40m1 stop
$1,057British Airways
Find Deal
Mon, Mar 9 - Fri, Mar 13
British Airways Logo
9:40 pm - 1:35 pmSFO-IOM
56h 55m2 stops
British Airways Logo
12:05 pm - 7:45 pmIOM-SFO
14h 40m1 stop
$1,059British Airways
Find Deal
Mon, Mar 9 - Fri, Mar 13
British Airways Logo
6:30 pm - 11:55 amSFO-IOM
34h 25m2 stops
British Airways Logo
12:05 pm - 9:55 pmIOM-SFO
40h 50m2 stops
$1,419British Airways
Find Deal
Mon, Mar 9 - Fri, Mar 13
British Airways Logo
6:30 pm - 4:10 pmSFO-IOM
14h 40m1 stop
British Airways Logo
12:05 pm - 7:45 pmIOM-SFO
14h 40m1 stop
$1,851British Airways
Find Deal
Mon, Mar 9 - Fri, Mar 13
British Airways Logo
6:30 pm - 4:10 pmSFO-IOM
14h 40m1 stop
British Airways Logo
12:05 pm - 7:45 pmIOM-SFO
14h 40m1 stop
$1,853British Airways
Find Deal
Mon, Mar 9 - Fri, Mar 13

British Airways flights from San Francisco to Castletown

Our best British Airways deals on San Francisco to Castletown flight tickets
British Airways
Mar 9
SFO9:40 pmSan Francisco
56h 55m
2 stops
IOM1:35 pmCastletown Ronaldsway
Mar 13
IOM12:05 pmCastletown Ronaldsway
14h 40m
1 stop
SFO7:45 pmSan Francisco
$1,057
Find similar
British Airways
Mar 9
SFO9:40 pmSan Francisco
56h 55m
2 stops
IOM1:35 pmCastletown Ronaldsway
Mar 13
IOM12:05 pmCastletown Ronaldsway
14h 40m
1 stop
SFO7:45 pmSan Francisco
$1,059
Find similar
British Airways
Mar 9
SFO6:30 pmSan Francisco
34h 25m
2 stops
IOM11:55 amCastletown Ronaldsway
Mar 13
IOM12:05 pmCastletown Ronaldsway
40h 50m
2 stops
SFO9:55 pmSan Francisco
$1,419
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco 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 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from San Francisco to Castletown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 2/16

5:20 pm-4:50 pm

1 stop15h 30m

Castletown Ronaldsway

Mon 2/23

7:20 pm-3:35 pm

2 stops28h 15m

$854

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 2/16

5:20 pm-4:50 pm

1 stop15h 30m

Castletown Ronaldsway

Mon 2/23

5:20 pm-3:35 pm

1 stop30h 15m

$902

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 2/16

11:20 am-6:50 pm

2 stops23h 30m

Castletown Ronaldsway

Mon 2/23

2:35 pm-4:30 pm

2 stops33h 55m

$973

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 2/16

7:30 am-6:50 pm

3 stops27h 20m

Castletown Ronaldsway

Mon 2/23

2:35 pm-4:30 pm

2 stops33h 55m

$980

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 2/16

7:30 am-6:50 pm

3 stops27h 20m

Castletown Ronaldsway

Mon 2/23

2:35 pm-4:30 pm

3 stops33h 55m

$1,025

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 3/9

9:40 pm-1:35 pm

2 stops56h 55m

Castletown Ronaldsway

Fri 3/13

12:05 pm-7:45 pm

1 stop14h 40m

$1,057

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 3/9

9:40 pm-1:35 pm

2 stops56h 55m

Castletown Ronaldsway

Fri 3/13

12:05 pm-7:45 pm

1 stop14h 40m

$1,059

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 3/9

6:30 pm-11:55 am

2 stops34h 25m

Castletown Ronaldsway

Fri 3/13

12:05 pm-9:55 pm

2 stops40h 50m

$1,419

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 3/9

6:30 pm-4:10 pm

1 stop14h 40m

Castletown Ronaldsway

Fri 3/13

12:05 pm-7:45 pm

1 stop14h 40m

$1,851

San FranciscoCastletown

SFO - IOM

SFOIOM

San Francisco

Mon 3/9

6:30 pm-4:10 pm

1 stop14h 40m

Castletown Ronaldsway

Fri 3/13

12:05 pm-7:45 pm

1 stop14h 40m

$1,853

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Francisco to Castletown

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Castletown according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Castletown (SFO to IOM) flight deals and tips

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

Direct flights

None
There are no direct flights from San Francisco to Castletown. There are no popular flight routes from San Francisco to Castletown.
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  • How far is San Francisco to Castletown Ronaldsway by plane?

    There are 5090.3 mi between San Francisco and Castletown Ronaldsway. In terms of flight time, this usually takes a little over 14h 40m.

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

    Prices for flights from San Francisco Airport to Castletown Ronaldsway Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport 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.

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

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

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

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • 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.

Traveling 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 San Francisco to Castletown?

It is quick and easy to find San Francisco to Castletown flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Castletown that suits you.

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

All flight searches from San Francisco to Castletown on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Castletown?

Once you have performed a search for San Francisco to Castletown flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Castletown from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the Isle of Man

Cabin classes currently available on flights to Castletown

List of cabin classes available on flights landing in Castletown. Availability may vary depending on flight origin and airline.
First Class to Castletown
Business Class to Castletown