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Cheap flights from Grimsby to San Francisco Bay Area from £633

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/1. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — SFO
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

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Best flights from Grimsby to San Francisco Bay Area
Discover carefully curated flight deals from Grimsby to San Francisco Bay Area that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 December 2025.

Thu 15/117:40HUY - SFO
1 stop26h 10mKLM
Thu 22/107:00SFO - HUY
2 stops18h 20mKLM
Deal found 1/12£633
Tue 13/106:10HUY - SFO
1 stop13h 40mDelta
Tue 20/113:55SFO - HUY
1 stop19h 10mDelta
Deal found 29/11£633
Wed 28/106:10HUY - SFO
1 stop13h 40mDelta
Sun 1/213:55SFO - HUY
1 stop19h 15mDelta
Deal found 28/11£662
Wed 21/109:50HUY - SJC
2 stops19h 30mDelta
Sun 25/114:06SJC - HUY
2 stops35h 14mDelta
Deal found 28/11£667

Cheap flight deals from Grimsby to San Francisco Bay Area

Keep the following information in mind while searching for Grimsby to San Francisco Bay Area flight deals. Data was last updated 1 December 2025.

Round-trip from

£633
Delta
  • Delta
  • 13/1-20/1
  • 2 total stops
  • 32h 50m total
  • Grimsby to San Francisco Bay Area
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to San Francisco Bay Area 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 1 December 2025.
Use the filters below to find and compare flights from Grimsby to San Francisco Bay Area that are best for you.

Fly from

Grimsby

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Thu 15/1

17:40-11:50

1 stop26h 10m

San Francisco

Thu 22/1

07:00-09:20

2 stops18h 20m

£633

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Tue 13/1

06:10-11:50

1 stop13h 40m

San Francisco

Tue 20/1

13:55-17:05

1 stop19h 10m

£633

GrimsbySan Francisco

HUY - SFO

HUYSFO

Grimsby Humberside

Wed 28/1

06:10-11:50

1 stop13h 40m

San Francisco

Sun 1/2

13:55-17:10

1 stop19h 15m

£662

GrimsbySan Jose

HUY - SJC

HUYSJC

Grimsby Humberside

Wed 21/1

09:50-21:20

2 stops19h 30m

San Jose

Sun 25/1

14:06-09:20

2 stops35h 14m

£667

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Best time to book a flight from Grimsby to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area 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 San Francisco Bay Area

What is the cheapest month to book a flight from Grimsby to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from Grimsby to San Francisco Bay Area (average of £415). Flying from Grimsby to San Francisco Bay Area in July is currently the most expensive (average of £539). 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 San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated 1 December 2025.
Check out reviews from past customers who have flown with KLM from Grimsby to San Francisco Bay Area to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,425 reviews
Check prices

Comfort

7.6

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,425 reviews
KLM
7.7
Good
1,425 reviews
Check prices

Comfort

7.6

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Grimsby to San Francisco Bay Area. 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 San Francisco Bay Area?

    Most people fly from Grimsby Humberside (HUY) if they book a flight from Grimsby to San Francisco Bay Area. Grimsby Humberside is conveniently located just 11.0 mi from Grimsby’s city center.

  • How long is the flight from Grimsby to San Francisco Bay Area?

    For as low as £633, KLM can have you in San Francisco Bay Area from Grimsby in 13h 40m. There are 5248 mi between Grimsby and San Francisco Bay Area. This flight may include one or multiple stops.

  • Can I find deals for flights from Grimsby to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Grimsby to San Francisco Bay Area flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to San Francisco Bay Area?

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

  • Can I find deals for business class flights from Grimsby to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Grimsby to San Francisco Bay Area 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 San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Grimsby to San Francisco Bay Area (average of £415). Flying from Grimsby to San Francisco Bay Area in July is currently the most expensive (average of £539). 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

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Top airline flying from Grimsby to San Francisco Bay Area

Discover the top airline that operate flights from Grimsby to San Francisco Bay Area. 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 1 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£611Average£672FlexibilityNo cancel feeOn-time75%
Search KLM flights

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How does Cheapflights help users find flights from Grimsby to San Francisco Bay Area?

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Can Cheapflights find flights from Grimsby to San Francisco Bay Area with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Grimsby to San Francisco Bay Area, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Grimsby to San Francisco Bay Area become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco Bay Area from Grimsby today and book when prices fit your budget.

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