Which airports can I use when flying from Cardiff to San Francisco?

Flights from Cardiff to San Francisco usually depart from Cardiff Wales (CWL) and arrive at San Francisco (SFO).

Can I save money by using flexible dates for flights from Cardiff to San Francisco?

Yes. Flexible dates can save you up to 35% on flights from Cardiff to San Francisco. Saturday is the cheapest departure day at $1,085 round-trip on average, while Thursday is the most expensive at $1,649, a difference of $564. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in San Francisco?

Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

Do I need a passport to fly from Cardiff to San Francisco?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Cardiff to San Francisco changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $843 to $2,506. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Cardiff to San Francisco looking right now?

One-way fares from Cardiff to San Francisco are currently higher than usual. Average one-way flight prices are about $5,444, which is 441% above the typical average for this route.

What is the time difference between Cardiff and San Francisco?

San Francisco is 7 hours behind Cardiff (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at San Francisco Airport (SFO)?

San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include: • Europcar • Thrifty • Dollar • Hertz • Fox

How much is a round-trip flight from Cardiff to San Francisco?

Round-trip flights from Cardiff to San Francisco typically range from $1,009 to $1,649. The lowest price found in the past 5 days was $843, on KLM.

Which airline is the cheapest to fly from Cardiff to San Francisco?

KLM ($843) and Virgin Atlantic ($995) are the cheapest airlines to fly round-trip from Cardiff to San Francisco according to KAYAK data over the last 5 days.

$843 CHEAP FLIGHTS from Cardiff to San Francisco (CWL - SFO)

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Cheapest round-trip

$843

Typical prices: $1,009-$1,649

KLM

Mon 2/5Thu 3/1

CWL - SFO • 2 stops

Cheapest one-way

$3,750

Typical prices: $976-$1,019

Multiple Airlines

Sat 11/10

CWL - SFO • 3 stops

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Flight Deals

Cheap Flights from Cardiff to San Francisco (CWL-SFO)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Cardiff to San Francisco

Fri, Feb 5 - Mon, Mar 1

10:20 am - 10:39 pmCWL Cardiff Wales-SFO San Francisco

20h 19m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

1:50 pm - 5:00 pmSFO San Francisco-CWL Cardiff Wales

19h 10m1 stop Amsterdam Schiphol

$843KLM

Fri, Feb 5 - Mon, Mar 1

10:20 am - 11:45 amCWL Cardiff Wales-SFO San Francisco

33h 25m1 stop Amsterdam Schiphol

1:50 pm - 5:00 pmSFO San Francisco-CWL Cardiff Wales

19h 10m1 stop Amsterdam Schiphol

$855KLM

Fri, Feb 5 - Mon, Mar 1

5:30 pm - 5:38 pmCWL Cardiff Wales-SFO San Francisco

32h 08m2 stops Amsterdam Schiphol Minneapolis St Paul

7:00 am - 9:50 amSFO San Francisco-CWL Cardiff Wales

18h 50m2 stops New York John F Kennedy Intl Amsterdam Schiphol

$860KLM

Sun, Nov 15 - Sat, May 15

5:30 pm - 1:12 amCWL Cardiff Wales-SFO San Francisco

39h 42m2 stops Amsterdam Schiphol New York John F Kennedy Intl

1:45 pm - 4:45 pmSFO San Francisco-CWL Cardiff Wales

19h 00m1 stop Amsterdam Schiphol

$970KLM

Fri, Feb 5 - Mon, Mar 1

10:20 am - 11:45 amCWL Cardiff Wales-SFO San Francisco

33h 25m1 stop Amsterdam Schiphol

1:50 pm - 5:00 pmSFO San Francisco-CWL Cardiff Wales

19h 10m1 stop Amsterdam Schiphol

$995Virgin Atlantic

Fri, Feb 5 - Mon, Mar 1

5:30 pm - 8:58 pmCWL Cardiff Wales-SFO San Francisco

35h 28m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

1:50 pm - 5:00 pmSFO San Francisco-CWL Cardiff Wales

19h 10m1 stop Amsterdam Schiphol

$998Virgin Atlantic

Fri, Feb 5 - Mon, Mar 1

5:30 pm - 11:07 pmCWL Cardiff Wales-SFO San Francisco

37h 37m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

6:00 am - 9:50 amSFO San Francisco-CWL Cardiff Wales

19h 50m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

$1,008Virgin Atlantic

Sun, Nov 15 - Sat, May 15

10:20 am - 11:45 amCWL Cardiff Wales-SFO San Francisco

33h 25m1 stop Amsterdam Schiphol

1:45 pm - 4:45 pmSFO San Francisco-CWL Cardiff Wales

19h 00m1 stop Amsterdam Schiphol

$1,052Multiple Airlines

Fri, Feb 5 - Mon, Mar 1

9:00 am - 11:09 pmCWL Cardiff Wales-SFO San Francisco

22h 09m3 stops Belfast City London Heathrow Los Angeles

7:36 am - 11:45 amSFO San Francisco-CWL Cardiff Wales

20h 09m3 stops New York John F Kennedy Intl London Heathrow Belfast City

$1,254Multiple Airlines

Thu, Dec 10 - Thu, Dec 17

5:30 pm - 3:35 pmCWL Cardiff Wales-SFO San Francisco

30h 05m2 stops Amsterdam Schiphol Dublin

7:50 am - 5:00 pmSFO San Francisco-CWL Cardiff Wales

25h 10m3 stops Chicago O'Hare Intl Dublin Amsterdam Schiphol

$1,317Multiple Airlines

Booking Insights

Price, demand and travel trends for Cardiff to San Francisco flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

How much is a round-trip flight from Cardiff to San Francisco? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Cardiff to San Francisco departing in february.

Find deals

Cheapest flight	$843

Round-trip flight from Cardiff to San Francisco

When to book flights from Cardiff to San Francisco

Are your dates flexible? Find out the best times to travel from Cardiff to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Cardiff to San Francisco?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Cardiff to San Francisco changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $843 to $2,506. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Cardiff to San Francisco looking right now?
One-way fares from Cardiff to San Francisco are currently higher than usual. Average one-way flight prices are about $5,444, which is 441% above the typical average for this route.
What car rental options are available at San Francisco Airport (SFO)?
San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:

• Europcar
• Thrifty
• Dollar
• Hertz
• Fox
Which airports can I use when flying from Cardiff to San Francisco?
Flights from Cardiff to San Francisco usually depart from Cardiff Wales (CWL) and arrive at San Francisco (SFO).
Can I save money by using flexible dates for flights from Cardiff to San Francisco?
Yes. Flexible dates can save you up to 35% on flights from Cardiff to San Francisco. Saturday is the cheapest departure day at $1,085 round-trip on average, while Thursday is the most expensive at $1,649, a difference of $564.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What is the time difference between Cardiff and San Francisco?
San Francisco is 7 hours behind Cardiff (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in San Francisco?
Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

If your dates are flexible, aim for a Saturday departure and avoid flying on Thursday. On this route, Saturday flights average $1,085, about $564 less than Thursday fares (34% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to San Francisco Airport.

• Grand Hyatt At Sfo

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CWL - SFO

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Everything you should know

Cheap Flights from Cardiff to San Francisco (CWL-SFO)

Recent round-trip flight deals from Cardiff to San Francisco

Recent one-way flight deals from Cardiff to San Francisco

Price, demand and travel trends for Cardiff to San Francisco flights

How much is a round-trip flight from Cardiff to San Francisco?

Which airline is the cheapest to fly from Cardiff to San Francisco?

Key details for Cardiff to San Francisco flights

Cheapest flight

When to book flights from Cardiff to San Francisco

Your Cardiff to San Francisco flight questions, answered

Your guide to booking Cardiff to San Francisco flights

More options for your flight from Cardiff to San Francisco

Complete your trip to San Francisco with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Cardiff to San Francisco

Find direct flights to and from Cardiff and San Francisco

Flights from domestic origins to San Francisco

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