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Cheap flights from San Francisco to Castletown from $1,317

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 9/12. 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

Find the cheapest flights from San Francisco to Castletown

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:00 pm - 4:50 pmSFO  San Francisco-IOM Castletown Ronaldsway
42h 50m2 stops Dallas/Fort Worth Dublin
Multiple Airlines Logo
5:20 pm - 3:55 pmIOM  Castletown Ronaldsway-SFO San Francisco
30h 35m1 stop Dublin
$1,317Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
5:40 pm - 4:50 pmSFO  San Francisco-IOM Castletown Ronaldsway
15h 10m1 stop Dublin
Multiple Airlines Logo
5:20 pm - 3:55 pmIOM  Castletown Ronaldsway-SFO San Francisco
30h 35m1 stop Dublin
$1,347Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
5:40 pm - 9:00 amSFO  San Francisco-IOM Castletown Ronaldsway
31h 20m2 stops Dublin Liverpool J. Lennon
Multiple Airlines Logo
9:45 am - 3:55 pmIOM  Castletown Ronaldsway-SFO San Francisco
38h 10m2 stops Liverpool J. Lennon Dublin
$1,400Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
4:30 pm - 11:45 amSFO  San Francisco-IOM Castletown Ronaldsway
35h 15m3 stops Vancouver Intl London Heathrow Dublin
Multiple Airlines Logo
9:30 am - 11:04 pmIOM  Castletown Ronaldsway-SFO San Francisco
21h 34m2 stops Manchester Toronto Pearson Intl
$1,540Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
British Airways Logo
5:20 pm - 1:25 pmSFO  San Francisco-IOM Castletown Ronaldsway
36h 05m2 stops Dublin Manchester
British Airways Logo
11:40 am - 3:35 pmIOM  Castletown Ronaldsway-SFO San Francisco
35h 55m2 stops London Heathrow Dublin
$1,575British Airways
Sun, Jan 31 - Thu, Feb 4
British Airways Logo
5:20 pm - 1:25 pmSFO  San Francisco-IOM Castletown Ronaldsway
36h 05m2 stops Dublin Manchester
British Airways Logo
11:40 am - 6:45 pmIOM  Castletown Ronaldsway-SFO San Francisco
15h 05m1 stop London Heathrow
$1,596British Airways
Sun, Jan 31 - Thu, Feb 4
Multiple Airlines Logo
4:30 pm - 11:45 amSFO  San Francisco-IOM Castletown Ronaldsway
35h 15m3 stops Vancouver Intl London Heathrow Dublin
Multiple Airlines Logo
9:30 am - 11:17 amIOM  Castletown Ronaldsway-SFO San Francisco
33h 47m3 stops Manchester Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$1,629Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
British Airways Logo
4:35 pm - 3:25 pmSFO  San Francisco-IOM Castletown Ronaldsway
14h 50m1 stop London Heathrow
British Airways Logo
4:50 pm - 3:50 pmIOM  Castletown Ronaldsway-SFO San Francisco
31h 00m2 stops London City Dublin
$1,723British Airways
Mon, Oct 19 - Thu, Oct 22
British Airways Logo
4:35 pm - 3:25 pmSFO  San Francisco-IOM Castletown Ronaldsway
14h 50m1 stop London Heathrow
British Airways Logo
9:55 am - 3:50 pmIOM  Castletown Ronaldsway-SFO San Francisco
37h 55m2 stops Birmingham Dublin
$1,741British Airways
Mon, Oct 19 - Thu, Oct 22
British Airways Logo
4:35 pm - 3:25 pmSFO  San Francisco-IOM Castletown Ronaldsway
14h 50m1 stop London Heathrow
British Airways Logo
11:30 am - 1:50 pmIOM  Castletown Ronaldsway-SFO San Francisco
34h 20m1 stop London Heathrow
$1,749British Airways
Mon, Oct 19 - Thu, Oct 22

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British Airways flights from San Francisco to Castletown

Our best British Airways deals on San Francisco to Castletown flight tickets
British Airways
Jan 31
SFO5:20 pmSan Francisco
36h 05m
2 stops
IOM1:25 pmCastletown Ronaldsway
Feb 4
IOM11:40 amCastletown Ronaldsway
35h 55m
2 stops
SFO3:35 pmSan Francisco
$1,575
British Airways
Jan 31
SFO5:20 pmSan Francisco
36h 05m
2 stops
IOM1:25 pmCastletown Ronaldsway
Feb 4
IOM11:40 amCastletown Ronaldsway
15h 05m
1 stop
SFO6:45 pmSan Francisco
$1,596
British Airways
Oct 19
SFO4:35 pmSan Francisco
14h 50m
1 stop
IOM3:25 pmCastletown Ronaldsway
Oct 22
IOM4:50 pmCastletown Ronaldsway
31h 00m
2 stops
SFO3:50 pmSan Francisco
$1,723

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 August 15, 2026.
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

Cheapest round-trip

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sat 9/12

2:00 pm-4:50 pm

2 stops42h 50m

Castletown Ronaldsway

Sat 9/19

5:20 pm-3:55 pm

1 stop30h 35m

$1,317
Quickest round-trip

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sat 9/12

5:40 pm-4:50 pm

1 stop15h 10m

Castletown Ronaldsway

Sat 9/19

5:20 pm-3:55 pm

1 stop30h 35m

$1,347

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sat 9/12

5:40 pm-9:00 am

2 stops31h 20m

Castletown Ronaldsway

Sat 9/19

9:45 am-3:55 pm

2 stops38h 10m

$1,400

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sat 9/12

4:30 pm-11:45 am

3 stops35h 15m

Castletown Ronaldsway

Sat 9/19

9:30 am-11:04 pm

2 stops21h 34m

$1,540

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sun 1/31

5:20 pm-1:25 pm

2 stops36h 05m

Castletown Ronaldsway

Thu 2/4

11:40 am-3:35 pm

2 stops35h 55m

$1,575

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sun 1/31

5:20 pm-1:25 pm

2 stops36h 05m

Castletown Ronaldsway

Thu 2/4

11:40 am-6:45 pm

1 stop15h 05m

$1,596

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Sat 9/12

4:30 pm-11:45 am

3 stops35h 15m

Castletown Ronaldsway

Sat 9/19

9:30 am-11:17 am

3 stops33h 47m

$1,629

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Mon 10/19

4:35 pm-3:25 pm

1 stop14h 50m

Castletown Ronaldsway

Thu 10/22

4:50 pm-3:50 pm

2 stops31h 00m

$1,723

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Mon 10/19

4:35 pm-3:25 pm

1 stop14h 50m

Castletown Ronaldsway

Thu 10/22

9:55 am-3:50 pm

2 stops37h 55m

$1,741

San FranciscoCastletown

SFO San Francisco - IOM Castletown Ronaldsway

SFOIOM

San Francisco

Mon 10/19

4:35 pm-3:25 pm

1 stop14h 50m

Castletown Ronaldsway

Thu 10/22

11:30 am-1:50 pm

1 stop34h 20m

$1,749

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

Fastest flight time

14h 50m

Direct flights

None
The fastest flight from San Francisco to Castletown takes 14h 50m
There are no direct flights from San Francisco to Castletown. There are no popular flight routes from San Francisco to Castletown.
Search flight deals

Frequently asked questions about flying from San Francisco to Castletown

  • How far is San Francisco to Castletown Ronaldsway by plane?

    There are 5090.6 mi between San Francisco and Castletown Ronaldsway. In terms of flight time, this usually takes a little over 14h 50m.

  • 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.

Frequently asked questions about flying from San Francisco to Castletown

  • 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
Douglas

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