Find flights
When to book
Airlines
FAQs

Cheap flights from Grimsby to California from £727

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — LAX
12 Mar — 19 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Grimsby to California

Enter your travel dates to find the best prices.

Cheapest flights from Grimsby to California
Explore the most affordable flight options available from Grimsby to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 February 2026.

Wed 25/306:10
HUY
-
SFO
1 stop13h 40m
Delta
Wed 1/406:20
SFO
-
HUY
2 stops19h 00m
Delta
Deal found 8/2£727
Thu 26/317:30
HUY
-
SFO
3 stops34h 52m
Multiple Airlines
Thu 2/413:45
SFO
-
HUY
1 stop23h 45m
Multiple Airlines
Deal found 9/2£932
Thu 26/309:50
HUY
-
SFO
1 stop34h 00m
KLM
Thu 2/413:45
SFO
-
HUY
1 stop23h 45m
KLM
Deal found 9/2£950
Fri 27/317:10
HUY
-
SFO
1 stop26h 40m
Virgin Atlantic
Fri 3/413:00
SFO
-
HUY
2 stops36h 20m
Virgin Atlantic
Deal found 10/2£963
Fri 27/306:10
HUY
-
SFO
1 stop13h 40m
Multiple Airlines
Fri 3/413:45
SFO
-
HUY
1 stop23h 45m
Multiple Airlines
Deal found 10/2£1,016

Find flight deals from Grimsby to California

Keep the following information in mind while searching for Grimsby to California flight deals. Data was last updated 10 February 2026.

Round-trip from

£676
KLM
  • KLM
  • 24/3-31/3
  • 2 total stops
  • 53h 20m total
  • Grimsby to California
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to California 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, Cheapflights users made 858,174 searches. Data last updated 10 February 2026.
Use the filters below to find and compare flights from Grimsby to California that are best for you.

Fly from

Grimsby

Fly to

California

Route

Depart

Return

Price

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Wed 25/3

06:10-12:50

1 stop13h 40m

San Francisco

Wed 1/4

13:45-21:30

1 stop23h 45m

£727

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Wed 25/3

06:10-12:50

1 stop13h 40m

San Francisco

Wed 1/4

06:20-09:20

2 stops19h 00m

£727

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Thu 26/3

17:30-21:22

3 stops34h 52m

San Francisco

Thu 2/4

13:45-21:30

1 stop23h 45m

£932

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Thu 26/3

09:50-12:50

1 stop34h 00m

San Francisco

Thu 2/4

13:45-21:30

1 stop23h 45m

£950

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Fri 27/3

17:10-12:50

1 stop26h 40m

San Francisco

Fri 3/4

13:00-09:20

2 stops36h 20m

£963

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Fri 27/3

06:10-12:50

1 stop13h 40m

San Francisco

Fri 3/4

13:45-21:30

1 stop23h 45m

£1,016

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Best time to book a flight from Grimsby to California

Have a flexible travel schedule? Discover the best time to fly to California from Grimsby with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Grimsby to California

What is the cheapest month to book a flight from Grimsby to California?

Currently, September is the cheapest month in which you can book a flight from Grimsby to California (average of £450). Flying from Grimsby to California in July is currently the most expensive (average of £665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 10 February 2026.
Read through reviews of airlines operating flights from Grimsby to California, such as KLM. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,451 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,451 reviews
KLM
7.7
Good
1,451 reviews
Check prices

Overall

7.7

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Grimsby to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Grimsby to California?

    Located just 11.0 mi from the city center, Grimsby Humberside (HUY) is the airport most travelers will use when flying to California from Grimsby.

  • How long is the flight from Grimsby to California?

    There are many flights that can get you from Grimsby to California in 13h 40m. Fly via KLM or Delta to get the fastest option. Airlines will cover a distance of 5248 mi.

  • Can I find deals for flights from Grimsby to California that include hotel bookings?

    Yes. In addition to deals on Grimsby to California flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grimsby to California.

  • Can I find deals for business class flights from Grimsby to California?

    Yes. Cheapflights offers flight deals from Grimsby to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Grimsby to California?

    Currently, September is the cheapest month in which you can book a flight from Grimsby to California (average of £450). Flying from Grimsby to California in July is currently the most expensive (average of £665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Grimsby to California

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to Orlando flights
Heathrow to LaGuardia flights
Gatwick to Orlando flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Heathrow to Miami flights
Heathrow to Los Angeles flights
London City to Orlando flights
Gatwick to LaGuardia flights
Stansted to Orlando flights
Heathrow to Dallas/Fort Worth flights
London City to Newark flights
Manchester to Orlando flights
Luton to John F Kennedy Intl flights
Heathrow to Boston flights
Stansted to Newark flights
Luton to Newark flights
Heathrow to San Francisco flights
Heathrow to Las Vegas flights
Manchester to John F Kennedy Intl flights
Heathrow to Seattle flights
Luton to Orlando flights
Heathrow to O'Hare Intl flights
Heathrow to Dulles Intl flights
Heathrow to Atlanta flights
Heathrow to Hobby flights
Gatwick to Boston flights
Heathrow to Tampa flights
Gatwick to Miami flights
Stansted to Miami flights
London City to Miami flights
Gatwick to Los Angeles flights
Heathrow to Baltimore flights
Heathrow to George Bush Intcntl flights
Edinburgh to John F Kennedy Intl flights
Edinburgh to Newark flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Gatwick to Dallas/Fort Worth flights
Manchester to Newark flights
Heathrow to Denver flights
Luton to Miami flights
Manchester to LaGuardia flights
London City to Boston flights
Gatwick to Seattle flights
Gatwick to Tampa flights

Top airline flying from Grimsby to California

Discover the top airline that operate flights from Grimsby to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 10 February 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£550Average£655FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Grimsby to California?

When you search for this flight from Grimsby to California, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Grimsby to California?

Cheapflights simply makes it quick and affordable to book flights from Grimsby to California by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Grimsby to California with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Grimsby to California flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Grimsby to California become cheaper?

Not ready to book yet? You can track prices for flights from Grimsby to California on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.