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Cheap flights from London, ON to Fremont from C$ 318

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — SFO
2 Jul — 9 Jul1
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 2 June 2026.

Tue 21/72:40 p.m.
YXU
-
SFO
2 stops10h 15m
WestJet
Wed 29/76:05 p.m.
SFO
-
YXU
1 stop8h 15m
WestJet
Deal found 1/6C$ 527
Thu 8/106:10 a.m.
YXU
-
SFO
1 stop8h 50m
WestJet
Tue 13/106:00 a.m.
SFO
-
YXU
1 stop20h 20m
WestJet
Deal found 30/5C$ 532
Thu 9/75:55 p.m.
YXU
-
SFO
1 stop31h 00m
WestJet
Wed 29/76:05 p.m.
SFO
-
YXU
1 stop8h 15m
WestJet
Deal found 1/6C$ 574
Tue 20/105:40 a.m.
YXU
-
SFO
1 stop7h 59m
Air Canada
Wed 21/1011:35 a.m.
SFO
-
YXU
1 stop7h 05m
Air Canada
Deal found 1/6C$ 575
Tue 21/72:40 p.m.
YXU
-
SFO
2 stops10h 15m
WestJet
Sun 26/76:00 a.m.
SFO
-
YXU
1 stop7h 45m
WestJet
Deal found 1/6C$ 581
Wed 22/76:10 a.m.
YXU
-
SFO
1 stop8h 50m
WestJet
Mon 27/76:00 a.m.
SFO
-
YXU
2 stops28h 50m
WestJet
Deal found 1/6C$ 583
Thu 23/75:55 p.m.
YXU
-
SFO
1 stop25h 45m
WestJet
Mon 27/76:05 p.m.
SFO
-
YXU
1 stop8h 15m
WestJet
Deal found 1/6C$ 586

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 2 June 2026.

Round-trip from

C$ 527

One-way from

C$ 318

Popular in

March

Cheapest in

August

Average price

C$ 456
WestJet
  • WestJet
  • 21/7-29/7
  • 3 total stops
  • 18h 30m total
  • London to Fremont
Search Deals
WestJet
  • WestJet
  • 15/7
  • 1 total stop
  • 31h 00m total
  • London to Fremont
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (C$ 278 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (C$ 73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 2 June 2026.
Use the filters below to find and compare flights from London to Fremont that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 8/10

6:10 a.m.-12:00 p.m.

1 stop8h 50m

San Francisco

Tue 13/10

6:00 a.m.-5:20 a.m.

1 stop20h 20m

C$ 532
Quickest round-trip

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 20/10

5:40 a.m.-10:39 a.m.

1 stop7h 59m

San Francisco

Wed 21/10

11:35 a.m.-9:40 p.m.

1 stop7h 05m

C$ 575

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 20/10

10:05 a.m.-9:30 p.m.

2 stops14h 25m

San Francisco

Tue 20/10

12:35 a.m.-2:55 p.m.

2 stops11h 20m

C$ 691

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 8/10

3:30 p.m.-1:16 a.m.

2 stops12h 46m

San Francisco

Tue 13/10

11:00 p.m.-9:20 a.m.

1 stop7h 20m

C$ 712
Cheapest one-way

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 15/7

5:55 p.m.-9:55 p.m.

1 stop31h 00m

C$ 318
Quickest one-way

LondonSan Francisco

YXU - SFO

YXUSFO

London

Sat 11/7

6:10 a.m.-12:00 p.m.

1 stop8h 50m

C$ 430

LondonSan Francisco

YXU - SFO

YXUSFO

London

Tue 7/7

3:30 p.m.-7:35 a.m.

2 stops19h 05m

C$ 469

LondonSan Francisco

YXU - SFO

YXUSFO

London

Thu 9/7

6:20 p.m.-8:47 a.m.

2 stops17h 27m

C$ 470

LondonSan Francisco

YXU - SFO

YXUSFO

London

Wed 15/7

10:05 a.m.-1:15 a.m.

2 stops18h 10m

C$ 470

LondonSan Francisco

YXU - SFO

YXUSFO

London

Fri 10/7

5:55 p.m.-12:00 p.m.

1 stop21h 05m

C$ 471

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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

How much does it cost to fly round-trip from London, Ontario to Fremont?

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 2 June 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
3,350 reviews
Check prices

Overall

7.2

Food

6.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Comfort

7.0

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
3,350 reviews
WestJet
7.2
Good
3,350 reviews
Check prices

Overall

7.2

Food

6.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Comfort

7.0

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
11,116 reviews
WestJet
7.2
Good
3,350 reviews
Check prices

Overall

7.2

Food

6.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Comfort

7.0

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 WestJet, Air Canada, and United Airlines fly from London, Ontario to Fremont in about 7h 59m. The time it takes to get you to your destination can typically vary by up to 6h 11m. 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.

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 2 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 220AverageC$ 422FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 255AverageC$ 483FlexibilityNo cancel feeOn-time67%
Search Air Canada 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?

Cheapflights helps you search for flights from London to Fremont via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

Can Cheapflights find flights from London to Fremont with no change fees?

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

Can Cheapflights notify me if prices for flights from London to Fremont become cheaper?

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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