HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Grimsby

$703+ Cheap flights from San Francisco (SFO) to Grimsby (HUY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HUY
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Grimsby with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Grimsby

Best flights from San Francisco to Grimsby
Discover carefully curated flight deals from San Francisco to Grimsby that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

This KLM deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/11:45 pmSFO - HUY
1 stop23h 45mKLM
Wed 4/155:35 pmHUY - SFO
1 stop26h 10mKLM
Deal found 12/3$703
This Delta deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:00 amSFO - HUY
2 stops22h 05mDelta
Wed 4/156:10 amHUY - SFO
1 stop13h 35mDelta
Deal found 12/3$707
This Delta deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/171:55 pmSFO - HUY
1 stop19h 15mDelta
Sat 1/246:10 amHUY - SFO
1 stop13h 40mDelta
Deal found 12/3$773

Find flight deals from San Francisco to Grimsby

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Grimsby (HUY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Round-trip from

$703
(KLM)
From San Francisco to Grimsby Humberside
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Grimsby 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 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from San Francisco to Grimsby that are best for you.

Fly from

San Francisco

Fly to

Grimsby

Route

Depart

Return

Price

San FranciscoGrimsby

SFO - HUY

SFOHUY

San Francisco

Wed 4/1

1:45 pm-9:30 pm

1 stop23h 45m

Grimsby Humberside

Wed 4/15

5:35 pm-11:45 am

1 stop26h 10m

$703

San FranciscoGrimsby

SFO - HUY

SFOHUY

San Francisco

Wed 4/1

11:00 am-5:05 pm

2 stops22h 05m

Grimsby Humberside

Wed 4/15

6:10 am-11:45 am

1 stop13h 35m

$707

San FranciscoGrimsby

SFO - HUY

SFOHUY

San Francisco

Sat 1/17

1:55 pm-5:10 pm

1 stop19h 15m

Grimsby Humberside

Sat 1/24

6:10 am-11:50 am

1 stop13h 40m

$773

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from San Francisco to Grimsby

Have a flexible travel schedule? Discover the best time to fly to Grimsby from San Francisco with our price prediction graph.
Estimated round-trip 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 San Francisco to Grimsby

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

Currently, March is the cheapest month in which you can book a flight from San Francisco to Grimsby (average of $590). Flying from San Francisco to Grimsby in June is currently the most expensive (average of $849). 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.

Related info for your journey

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

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

    Airlines like KLM and Delta fly from San Francisco to Grimsby in about 22h 05m. The time it takes to get you to your destination can typically vary by up to 1h 40m. The distance from San Francisco to Grimsby is about 5248 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from San Francisco to Grimsby (average of $590). Flying from San Francisco to Grimsby in June is currently the most expensive (average of $849). 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 San Francisco to Grimsby

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Gatwick flights
Los Angeles to London City flights
San Francisco to Gatwick flights
San Francisco to London City flights
Los Angeles to Stansted flights
Ontario to Heathrow flights
San Diego to Heathrow flights
San Francisco to Stansted flights
Los Angeles to Luton flights
San Francisco to Luton flights
Santa Ana to Heathrow flights
Las Vegas to Heathrow flights
San Jose to Heathrow flights
San Diego to Gatwick flights
Los Angeles to Edinburgh flights
Las Vegas to Gatwick flights
San Francisco to Edinburgh flights
San Diego to London City flights
Sacramento to Heathrow flights
Las Vegas to London City flights
San Diego to Stansted flights
Los Angeles to Manchester flights
Oakland to Heathrow flights
Sacramento to Gatwick flights
Ontario to Edinburgh flights
San Francisco to Manchester flights
San Jose to Gatwick flights
Santa Ana to Edinburgh flights
San Francisco to Southampton flights
Sacramento to London City flights
Las Vegas to Edinburgh flights
Las Vegas to Stansted flights
Reno to Heathrow flights
Burbank to Heathrow flights
San Jose to Edinburgh flights
Ontario to Manchester flights
Oakland to Gatwick flights
Ontario to Gatwick flights
Palm Springs to Heathrow flights
Santa Ana to Manchester flights
Santa Rosa to Heathrow flights
San Francisco to Southend flights
Fresno to Heathrow flights
San Diego to Edinburgh flights
Santa Ana to Gatwick flights
Burbank to Manchester flights
Sacramento to Edinburgh flights
Reno to London City flights

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.