When did momondo last update prices for flights from Grimsby Humberside Airport to California?

Prices for flights from Grimsby Humberside Airport to California were last updated today.

How many operators does momondo search for flights from Grimsby Humberside Airport to California?

As of September 2026, there is 1 operator available to choose from for flights from Grimsby Humberside Airport to California.

How old do you have to be to fly from Grimsby Humberside Airport to California?

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 Grimsby Humberside Airport to California.

What documentation or ID do you need to fly to California?

The travel and health documents required for your trip to California 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 California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£629 Cheap Flights from Grimsby to California in 2026

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Find the cheapest flights from Grimsby to California

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Cheap return flights

Enter your travel dates to find the best prices.

09:50 - 11:45HUY Grimsby Humberside-SFO San Francisco

33h 55m1 stop Amsterdam Schiphol

13:45 - 17:05SFO San Francisco-HUY Grimsby Humberside

19h 20m1 stop Amsterdam Schiphol

£629KLM

Mon, 12 Oct - Mon, 19 Oct

06:10 - 11:45HUY Grimsby Humberside-SFO San Francisco

13h 35m1 stop Amsterdam Schiphol

14:10 - 16:40SFO San Francisco-HUY Grimsby Humberside

18h 30m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

£634Multiple Airlines

Sat, 21 Nov - Sat, 5 Dec

06:10 - 16:14HUY Grimsby Humberside-SFO San Francisco

18h 04m2 stops Amsterdam Schiphol Salt Lake City

14:10 - 16:40SFO San Francisco-HUY Grimsby Humberside

18h 30m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

£641Multiple Airlines

Sat, 21 Nov - Sat, 5 Dec

09:50 - 20:18HUY Grimsby Humberside-SFO San Francisco

18h 28m2 stops Amsterdam Schiphol Los Angeles Los Angeles

13:45 - 17:05SFO San Francisco-HUY Grimsby Humberside

19h 20m1 stop Amsterdam Schiphol

£647Multiple Airlines

Mon, 12 Oct - Mon, 19 Oct

09:50 - 21:22HUY Grimsby Humberside-SFO San Francisco

19h 32m2 stops Amsterdam Schiphol Los Angeles Los Angeles

10:35 - 17:05SFO San Francisco-HUY Grimsby Humberside

22h 30m2 stops Seattle/Tacoma Intl Amsterdam Schiphol

£652Delta

Mon, 12 Oct - Mon, 19 Oct

17:10 - 11:45HUY Grimsby Humberside-SFO San Francisco

26h 35m1 stop Amsterdam Schiphol

13:50 - 16:40SFO San Francisco-HUY Grimsby Humberside

18h 50m1 stop Amsterdam Schiphol

£675Virgin Atlantic

Sat, 21 Nov - Sat, 5 Dec

09:50 - 12:55HUY Grimsby Humberside-SFO San Francisco

35h 05m3 stops Amsterdam Schiphol Barcelona-El Prat Paris Charles de Gaulle

08:25 - 16:40SFO San Francisco-HUY Grimsby Humberside

24h 15m2 stops Toronto Pearson Intl Amsterdam Schiphol

£1,013Multiple Airlines

Sat, 21 Nov - Sat, 5 Dec

09:50 - 12:55HUY Grimsby Humberside-SFO San Francisco

35h 05m3 stops Amsterdam Schiphol Barcelona-El Prat Paris Charles de Gaulle

08:25 - 16:40SFO San Francisco-HUY Grimsby Humberside

24h 15m3 stops Toronto Pearson Intl Dublin Amsterdam Schiphol

£1,050Multiple Airlines

Sat, 21 Nov - Sat, 5 Dec

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Mon 12/10

09:50-11:45

1 stop33h 55m

San Francisco

Mon 19/10

13:45-17:05

1 stop19h 20m

£629

Fastest return journey

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Sat 21/11

06:10-11:45

1 stop13h 35m

San Francisco

Sat 5/12

14:10-16:40

2 stops18h 30m

£634

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Sat 21/11

06:10-16:14

2 stops18h 04m

San Francisco

Sat 5/12

14:10-16:40

2 stops18h 30m

£641

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Mon 12/10

09:50-20:18

2 stops18h 28m

San Francisco

Mon 19/10

13:45-17:05

1 stop19h 20m

£647

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Mon 12/10

09:50-21:22

2 stops19h 32m

San Francisco

Mon 19/10

10:35-17:05

2 stops22h 30m

£652

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Sat 21/11

17:10-11:45

1 stop26h 35m

San Francisco

Sat 5/12

13:50-16:40

1 stop18h 50m

£675

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Sat 21/11

09:50-12:55

3 stops35h 05m

San Francisco

Sat 5/12

08:25-16:40

2 stops24h 15m

£1,013

GrimsbySan Francisco

HUY Grimsby Humberside - SFO San Francisco

HUYSFO

Grimsby Humberside

Sat 21/11

09:50-12:55

3 stops35h 05m

San Francisco

Sat 5/12

08:25-16:40

3 stops24h 15m

£1,050

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Grimsby to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to California?

British Airways, Aer Lingus and Scandinavian Airlines are the top three most popular airlines that fly to California from Grimsby according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when travelling to California. Keep in mind that there are 15 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

Cheap Grimsby to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Grimsby to California

Best price found	£629
Fastest flight time	18h 52m
Direct flights	None

The best flight deal from Grimsby to California found on momondo in the last 72 hours is £629

The fastest flight from Grimsby to California takes 18h 52m

There are no direct flights from Grimsby to California. There are no popular flight routes from Grimsby to California.

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Frequently asked questions about flying from Grimsby to California

When did momondo last update prices for flights from Grimsby Humberside Airport to California?
Prices for flights from Grimsby Humberside Airport to California were last updated today.
How many operators does momondo search for flights from Grimsby Humberside Airport to California?
As of September 2026, there is 1 operator available to choose from for flights from Grimsby Humberside Airport to California.
How old do you have to be to fly from Grimsby Humberside Airport to California?
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 Grimsby Humberside Airport to California.
What documentation or ID do you need to fly to California?
The travel and health documents required for your trip to California 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 California. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Grimsby to California

Compare and see reviews for airlines that fly from Grimsby to California with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £627	Free Cancellation	Rating 7.8 1,568 reviews		Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Grimsby to California?

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 Grimsby to California for you.

Can I find flights from Grimsby to California with flexible booking policies on momondo?

Flights from Grimsby to California 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 Grimsby to California?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to California from Grimsby.

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

Yes momondo offers price alerts on flights to California from Grimsby. 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.