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Cheap flights from London, ON to Fremont from C$ 261

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SFO
21 Feb — 28 Feb1
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 22 January 2026.

Wed 4/39:25 a.m.
YXU
-
SFO
1 stop9h 00m
Air Canada
Tue 17/38:30 a.m.
SFO
-
YXU
1 stop9h 51m
Air Canada
Deal found 22/1C$ 509
Sun 1/35:40 p.m.
YXU
-
SFO
2 stops10h 48m
United Airlines
Wed 4/38:53 a.m.
SFO
-
YXU
1 stop9h 28m
United Airlines
Deal found 21/1C$ 549
Fri 6/29:25 a.m.
YXU
-
SFO
2 stops12h 44m
Air Canada
Tue 10/28:49 a.m.
SFO
-
YXU
1 stop9h 32m
Air Canada
Deal found 20/1C$ 550
Sat 7/39:25 a.m.
YXU
-
SFO
2 stops12h 54m
United Airlines
Sat 14/36:44 p.m.
SFO
-
YXU
2 stops19h 21m
United Airlines
Deal found 21/1C$ 559
Mon 16/25:10 a.m.
YXU
-
SFO
2 stops29h 08m
United Airlines
Thu 19/28:53 a.m.
SFO
-
YXU
1 stop9h 28m
United Airlines
Deal found 20/1C$ 588
Sun 1/39:25 a.m.
YXU
-
SFO
2 stops24h 53m
Air Canada
Wed 4/38:53 a.m.
SFO
-
YXU
1 stop9h 28m
Air Canada
Deal found 19/1C$ 597
Wed 8/79:30 a.m.
YXU
-
SFO
1 stop8h 57m
Air Canada
Wed 29/711:40 a.m.
SFO
-
YXU
1 stop7h 00m
Air Canada
Deal found 21/1C$ 608
Wed 8/76:00 a.m.
YXU
-
SFO
2 stops12h 22m
Air Canada
Tue 28/78:30 a.m.
SFO
-
YXU
2 stops10h 10m
Air Canada
Deal found 21/1C$ 612
Wed 8/76:00 a.m.
YXU
-
SFO
2 stops12h 22m
Air Canada
Sun 26/78:30 a.m.
SFO
-
YXU
2 stops10h 10m
Air Canada
Deal found 21/1C$ 642

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 22 January 2026.

Round-trip from

C$ 509

One-way from

C$ 261

Popular in

November

Cheapest in

August

Average price

C$ 401
Air Canada
  • Air Canada
  • 4/3-17/3
  • 2 total stops
  • 18h 51m total
  • London to Fremont
Search Deals
6/3
  • 6/3
  • 2 total stops
  • 18h 26m total
  • London to Fremont
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 22 January 2026.
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

Wed 4/3

9:25 a.m.-3:25 p.m.

1 stop9h 00m

San Francisco

Tue 17/3

8:30 a.m.-9:21 p.m.

1 stop9h 51m

C$ 509

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 6/2

9:25 a.m.-7:09 p.m.

2 stops12h 44m

San Francisco

Tue 10/2

11:59 p.m.-5:05 p.m.

2 stops14h 06m

C$ 549

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 1/3

5:40 p.m.-1:28 a.m.

2 stops10h 48m

San Francisco

Wed 4/3

11:55 p.m.-5:05 p.m.

2 stops14h 10m

C$ 549

LondonSan Francisco

YXU - SFO

YXUSFO

London

Mon 16/2

5:10 a.m.-7:18 a.m.

2 stops29h 08m

San Francisco

Thu 19/2

8:53 a.m.-9:21 p.m.

1 stop9h 28m

C$ 588

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 1/3

9:25 a.m.-7:18 a.m.

2 stops24h 53m

San Francisco

Wed 4/3

5:10 a.m.-9:21 p.m.

2 stops13h 11m

C$ 597

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 6/3

7:30 a.m.-10:56 p.m.

2 stops18h 26m

C$ 261

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 6/3

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

1 stop8h 44m

C$ 267

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 8/3

5:40 p.m.-1:28 a.m.

2 stops10h 48m

C$ 337

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 8/3

8:10 p.m.-11:59 p.m.

3 stops30h 49m

C$ 365

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sun 8/3

9:25 a.m.-9:39 p.m.

1 stop15h 14m

C$ 462

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

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 December is currently the most expensive (average of C$ 350). 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 22 January 2026.
Read reviews from past customers who have flown WestJet and Air 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.
WestJet
7.2
Good
3,246 reviews
Check prices

Crew

7.9

Entertainment

6.1

Comfort

7.0

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,246 reviews
WestJet
7.2
Good
3,246 reviews
Check prices

Crew

7.9

Entertainment

6.1

Comfort

7.0

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
10,646 reviews
WestJet
7.2
Good
3,246 reviews
Check prices

Crew

7.9

Entertainment

6.1

Comfort

7.0

Overall

7.2

Food

6.2

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

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. 2 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 9h. The time it takes to get you to your destination can typically vary by up to 3h 44m. The distance from London, Ontario to Fremont is about 3508 km. This flight may include one or multiple stops.

  • 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 December is currently the most expensive (average of C$ 350). 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 2 airlines flying from London to Fremont

Discover the top 2 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 220AverageC$ 400FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 255AverageC$ 473FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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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