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United Airlines flights from San Francisco to London Heathrow Airport (SFO - LHR)

SFO — LHR
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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Cheapflights users flying from San Francisco to London on United Airlines typically fly into London Heathrow and depart from San Francisco. Select your dates above for pricing.

United Airlines flights from San Francisco to Heathrow in 2024

Find detailed information about United Airlines flights from San Francisco to Heathrow. Explore the options provided by United Airlines to plan your journey from San Francisco to Heathrow. Data last updated May 30, 2024.

Popular in

June

Cheapest in

October

Average price (all airlines)

$892

One-way from

$423

Round-trip from

$571
Highest demand for flights from San Francisco to London Heathrow; 22% potential price increase.
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Best time to find cheap flights from San Francisco to London Heathrow; 4% potential price drop.
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Average price for all San Francisco to London Heathrow flights (one-way and round-trip).
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Cheapest one-way United Airlines flight from San Francisco to London Heathrow
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Cheapest round-trip United Airlines flight from San Francisco to London
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  • Can I get a flight from San Francisco to London Heathrow Airport on United Airlines for under $900?

    United Airlines offers 25 flights from San Francisco to London Heathrow Airport for under $900. Prices vary by date and time. To see all prices and select your dates, click here.

  • How do most travelers feel about United Airlines?

    United Airlines has received a 6.8/10 rating from 29 Cheapflights user reviews. If you wish to plan your next trip from San Francisco to London Heathrow Airport with United Airlines, enter your preferred travel dates above!

Cheapest United Airlines flights from San Francisco to Heathrow

Discover the cheapest flight options specifically offered by United Airlines for travel from San Francisco to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,784,634 searches. The data was last updated on May 30, 2024.
Wed 6/123:45 pmSFO - LHR
1 stop12h 35mUnited Airlines
Wed 6/198:40 amLHR - SFO
1 stop15h 55mUnited Airlines
Deal found 5/29$865
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Thu 6/135:00 amSFO - LHR
1 stop18h 40mUnited Airlines
Wed 6/198:40 amLHR - SFO
1 stop15h 55mUnited Airlines
Deal found 5/29$881
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Wed 6/123:45 pmSFO - LHR
1 stop12h 35mUnited Airlines
Wed 6/1910:25 amLHR - SFO
Nonstop11h 00mUnited Airlines
Deal found 5/28$882
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Direct flights from San Francisco to Heathrow on United Airlines

Discover the cheapest flight options specifically offered by United Airlines for travel from San Francisco to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,784,634 searches. The data was last updated on May 30, 2024.
Sun 9/2212:35 pmSFO - LHR
Nonstop10h 20mUnited Airlines
Sun 9/294:15 pmLHR - SFO
Nonstop11h 05mUnited Airlines
Deal found 5/29$618
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Fri 9/207:50 pmSFO - LHR
Nonstop10h 20mUnited Airlines
Fri 10/1110:25 amLHR - SFO
Nonstop11h 05mUnited Airlines
Deal found 5/30$619
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Sun 9/17:45 pmSFO - LHR
Nonstop10h 25mUnited Airlines
Fri 9/134:15 pmLHR - SFO
Nonstop11h 05mUnited Airlines
Deal found 5/29$638
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Last minute deals on Cheapflights

Explore last-minute flight deals on United Airlines for various destinations, including San Francisco to Heathrow. Discover attractive deals on flights departing soon. Keep an eye on the latest last-minute deals to find great opportunities for spontaneous travel. Please note that prices are subject to change and availability may vary. Data last updated May 30, 2024 and based on user searches. In the last 7 days, Cheapflights users made a total of 2,784,634 searches.
Sat 6/812:40 amSFO - LHR
1 stop23h 00mUnited Airlines
Wed 9/118:40 amLHR - SFO
1 stop15h 25mUnited Airlines
Deal found 5/29$955
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Thu 6/612:30 pmSFO - LHR
Nonstop10h 25mUnited Airlines
Tue 6/118:40 amLHR - SFO
1 stop15h 55mUnited Airlines
Deal found 5/28$971
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Tue 6/412:30 pmSFO - LHR
Nonstop10h 25mUnited Airlines
Tue 6/188:40 amLHR - SFO
1 stop15h 55mUnited Airlines
Deal found 5/29$972
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One-way United Airlines flights to Heathrow from San Francisco

Search for one-way flight options from San Francisco to Heathrow specifically provided by United Airlines. Find affordable one-way fares from United Airlines and compare prices with other airlines. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,784,634 searches. The data was last updated on May 30, 2024.
Sat 9/2812:35 amSFO - LHR
1 stop23h 05mUnited Airlines
Deal found 5/30$423
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Sat 10/512:35 amSFO - LHR
1 stop23h 05mUnited Airlines
Deal found 5/29$424
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Sat 11/2311:59 pmSFO - LHR
1 stop23h 56mUnited Airlines
Deal found 5/29$425
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Best time to book a flight from San Francisco to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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Fly from San Francisco to Heathrow on another airline
Consider alternative airlines that service the Heathrow area. Flight routes are based on user searches made on Cheapflights and were last updated on May 30, 2024.

British Airways flights from San Francisco to London Heathrow
Virgin Atlantic flights from San Francisco to London Heathrow
Lufthansa flights from San Francisco to London Heathrow

See what others are saying about United Airlines

Read reviews and see what other travelers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated May 30, 2024.
United Airlines
7.4
Good
10,777 reviews
Check prices
Overview

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Crew

8.1
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