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Cheap flights from London, ON to Fremont from C$ 274

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/1. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SFO
9 Jan — 16 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Fremont

Enter your travel dates to find the best prices.

Cheapest flights from London to Fremont
Explore the most affordable flight options available from London to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Tue 23/125:10 a.m.YXU - SFO
2 stops15h 26mAir Canada
Wed 14/18:49 a.m.SFO - YXU
1 stop9h 32mAir Canada
Deal found 9/12C$ 777
Tue 23/125:10 a.m.YXU - SFO
1 stop8h 44mAir Canada
Tue 13/18:49 a.m.SFO - YXU
1 stop9h 32mAir Canada
Deal found 9/12C$ 824
Fri 19/129:25 a.m.YXU - SFO
2 stops17h 38mAir Canada
Thu 8/16:25 a.m.SFO - YXU
2 stops11h 56mAir Canada
Deal found 9/12C$ 831
Wed 24/125:10 a.m.YXU - SFO
2 stops19h 19mAir Canada
Mon 12/15:00 a.m.SFO - YXU
2 stops9h 05mAir Canada
Deal found 9/12C$ 868
Tue 23/125:10 a.m.YXU - SFO
1 stop8h 44mAir Canada
Thu 8/112:00 p.m.SFO - YXU
1 stop17h 46mAir Canada
Deal found 9/12C$ 874
Wed 24/125:10 a.m.YXU - SFO
2 stops15h 40mUnited Airlines
Thu 8/18:49 a.m.SFO - YXU
1 stop9h 32mUnited Airlines
Deal found 9/12C$ 876
Sat 20/129:25 a.m.YXU - SFO
2 stops16h 30mUnited Airlines
Mon 12/18:49 a.m.SFO - YXU
1 stop9h 31mUnited Airlines
Deal found 9/12C$ 932
Thu 18/128:10 p.m.YXU - SFO
1 stop19h 02mWestJet
Sun 11/11:00 p.m.SFO - YXU
1 stop14h 34mWestJet
Deal found 9/12C$ 935
Thu 18/125:10 a.m.YXU - SFO
1 stop8h 44mAir Canada
Fri 9/18:49 a.m.SFO - YXU
1 stop9h 31mAir Canada
Deal found 9/12C$ 942
Sun 21/125:10 a.m.YXU - SFO
2 stops15h 40mUnited Airlines
Thu 1/15:00 a.m.SFO - YXU
2 stops13h 21mUnited Airlines
Deal found 9/12C$ 960

Find flight deals from London to Fremont

Keep the following information in mind while searching for London to Fremont flight deals. Data was last updated 10 December 2025.

Round-trip from

C$ 521

One-way from

C$ 274

Popular in

November

Cheapest in

August

Average price

C$ 861
22/1-2/2
  • 22/1-2/2
  • 3 total stops
  • 49h 55m total
  • London to Fremont
Search Deals
Air Canada
  • Air Canada
  • 24/1
  • 1 total stop
  • 8h 40m total
  • London to Fremont
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 264 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Fremont 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 629,999 searches. Data last updated 10 December 2025.
Use the filters below to find and compare flights from London to Fremont that are best for you.

Fly from

London

Fly to

Fremont

Route

Depart

Return

Price

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 22/1

5:10 a.m.-10:54 a.m.

1 stop8h 44m

San Francisco

Mon 2/2

8:30 a.m.-9:20 p.m.

1 stop9h 50m

C$ 541

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 22/1

5:10 a.m.-10:54 a.m.

1 stop8h 44m

San Francisco

Thu 29/1

8:49 a.m.-9:21 p.m.

1 stop9h 32m

C$ 568

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 11/1

5:40 p.m.-12:20 p.m.

2 stops21h 40m

San Francisco

Tue 13/1

6:00 p.m.-8:46 a.m.

2 stops11h 46m

C$ 706

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 23/12

5:10 a.m.-5:36 p.m.

2 stops15h 26m

San Francisco

Sat 10/1

8:49 a.m.-9:20 p.m.

1 stop9h 31m

C$ 777

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 23/12

5:10 a.m.-5:36 p.m.

2 stops15h 26m

San Francisco

Wed 14/1

6:25 a.m.-9:21 p.m.

2 stops11h 56m

C$ 777

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 23/12

5:10 a.m.-5:36 p.m.

2 stops15h 26m

San Francisco

Mon 12/1

8:49 a.m.-9:20 p.m.

1 stop9h 31m

C$ 777

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sat 24/1

5:10 a.m.-10:50 a.m.

1 stop8h 40m

C$ 274

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 22/1

5:10 a.m.-10:54 a.m.

1 stop8h 44m

C$ 276

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 22/1

8:10 p.m.-11:03 p.m.

3 stops29h 53m

C$ 324

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sat 24/1

5:05 p.m.-11:51 a.m.

3 stops45h 46m

C$ 821

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Best time to book a flight from London to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont from London 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 London to Fremont

What is the cheapest month to book a flight from London, Ontario to Fremont?

Currently, April is the cheapest month in which you can book a flight from London, Ontario to Fremont (average of C$ 199). Flying from London, Ontario to Fremont in January is currently the most expensive (average of C$ 334). 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 Fremont

Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated 10 December 2025.
Read reviews from past customers who have flown United Airlines,WestJet, andAir Canada from London to Fremont. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
WestJet
7.2
Good
3,194 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Air Canada
7.1
Good
10,515 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from London to Fremont. 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 London to Fremont?

    For a flight from London to Fremont, you will be flying from London. London (YXU) is just 8.6 km from the centre of the city. London is the only London airport and it handles 0 outbound flights to Fremont per day. 3 airlines have flights to Fremont from London on a regular basis.

  • How long is the flight from London, Ontario to Fremont?

    Airlines like Air Canada and United Airlines fly from London, Ontario to Fremont in about 8h 44m. The time it takes to get you to your destination can typically vary by up to . The distance from London, Ontario to Fremont is about 3508 km.

  • Can I find deals for flights from London to Fremont that include hotel bookings?

    Yes. In addition to deals on London to Fremont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Fremont?

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

  • Can I find deals for business class flights from London to Fremont?

    Yes. Cheapflights offers flight deals from London to Fremont 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 London, Ontario to Fremont?

    Currently, April is the cheapest month in which you can book a flight from London, Ontario to Fremont (average of C$ 199). Flying from London, Ontario to Fremont in January is currently the most expensive (average of C$ 334). 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 3 airlines flying from London to Fremont

Discover the top 3 airlines that operate flights from London to Fremont. 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 629,999 searches. Data last updated 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 242AverageC$ 423FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 306AverageC$ 474FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 349AverageC$ 740FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from London to Fremont?

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Why should you use Cheapflights to find cheap flight tickets from London to Fremont?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Fremont.

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Yes! Cheapflights helps users easily find flights from London to Fremont with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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