Cheap flights from San Jose, California to London from $329
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to London departing on 3/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Find the cheapest flights from San Jose, California to London
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.United Airlines flights from San Jose, California to London Heathrow Airport
Our best United Airlines deals on San Jose, California to London Heathrow Airport flight tickets
Alaska Airlines flights from San Jose, California to London Heathrow Airport
Our best Alaska Airlines deals on San Jose, California to London Heathrow Airport flight tickets
momondo Fare Finder
Use the filters below to find and compare flights from San Jose, California to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 3/2
9:00 am-9:40 am
1 stop16h 40m
London Heathrow
Thu 3/4
9:00 am-10:36 pm
2 stops21h 36m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 3/2
9:00 am-12:00 pm
2 stops19h 00m
London Heathrow
Thu 3/4
9:00 am-10:36 pm
2 stops21h 36m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Mon 11/9
9:07 pm-3:50 pm
2 stops34h 43m
London Heathrow
Mon 11/23
5:10 pm-2:15 pm
2 stops29h 05m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Mon 2/8
12:03 pm-10:00 am
1 stop13h 57m
London Heathrow
Sun 2/14
2:45 pm-10:12 pm
1 stop15h 27m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Fri 3/5
1:50 pm-11:35 am
1 stop13h 45m
London Heathrow
Fri 4/9
8:40 am-6:48 pm
2 stops18h 08m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Mon 3/15
6:30 am-7:05 am
1 stop17h 35m
London Heathrow
Mon 4/5
6:30 am-4:15 pm
2 stops17h 45m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Thu 4/1
7:00 am-8:50 am
2 stops17h 50m
London Heathrow
Thu 4/15
11:45 am-10:11 pm
2 stops18h 26m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Fri 3/5
7:00 am-10:30 am
2 stops19h 30m
London Heathrow
Fri 4/9
6:30 am-6:48 pm
2 stops20h 18m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Sat 11/14
11:56 am-8:15 am
1 stop36h 19m
London Heathrow
Wed 11/25
8:20 am-11:54 pm
1 stop23h 34m
San JoseLondon
SJC San Jose - LHR London Heathrow
SJCLHR
San Jose
Tue 11/3
4:14 pm-1:35 pm
1 stop13h 21m
London Heathrow
Mon 11/23
1:50 pm-11:54 pm
1 stop18h 04m
See travel insights to London from
How to get the cheapest flight ticket from San Jose, California to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
The month of February is, on average, the cheapest month to fly to London Heathrow Airport from San Jose, California, with most prices found around $631. If you’re not able to fly to London Heathrow Airport in February, then April is your next best option. Flight prices from San Jose, California to London Heathrow Airport during April average around $671.
How have San Jose, California to London Heathrow Airport flight prices changed over time?
What is the cheapest airline that flies from San Jose to London Heathrow?
British Airways, Delta, and Air Canada are the most popular carriers operating from San Jose to London Heathrow
What airlines fly to London Heathrow Airport?
United Airlines, British Airways and Virgin Atlantic are the top three most popular airlines that fly to London Heathrow Airport from San Jose, California according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 21 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
When to book flights from San Jose, California to London Heathrow Airport
Cheap San Jose, California to London Heathrow Airport (SJC to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Jose, California to London Heathrow Airport
Frequently asked questions about flying from San Jose, California to London Heathrow Airport
How far is San Jose to London Heathrow by plane?
London Heathrow is 5352.0 mi away from San Jose. 12h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from San Jose Airport to London Heathrow Airport?
Prices for flights from San Jose Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from San Jose Airport to London Heathrow Airport?
As of October 2026, there are 4 operators available to choose from for flights from San Jose Airport to London Heathrow Airport.
How old do you have to be to fly from San Jose Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Jose, California to London Heathrow Airport?
Based on momondo bookings for flights between San Jose, California and London Heathrow Airport, the leading airline is Virgin Atlantic, making up 33% of the total bookings. Other popular airlines include Delta with 29%, United Airlines with 21%, and British Airways with 17%.
Best airlines flying from San Jose, California to London Heathrow Airport
Compare and see reviews for airlines that fly from San Jose, California to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $596 | Free Cancellation | Rating 7.5 694 reviews | |||
| PriceFrom $624 | Free Cancellation | Rating 6.7 8,255 reviews | |||
| PriceFrom $631 | Free Cancellation | Rating 7.8 8,654 reviews | |||
| PriceFrom $671 | Free Cancellation | Rating 7.4 10,331 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Jose to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Jose.
Can I find flights from San Jose to London with flexible booking policies on momondo?
Yes. All flights to London from San Jose on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Jose to London?
momondo helps you find the best flight between San Jose and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Jose to London right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to London from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.