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£361+ Cheap flights to Palo Alto

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Palo Alto in 2026

Find the latest flights to Palo Alto in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 14 January 2026.

Return from

£390

One-way from

£361

Popular in

July

Cheapest in

February

Average price

£491
United Airlines
  • United Airlines
  • 4/3-8/3
  • 3 total stops
  • 32h 05m total
  • London to San Francisco
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JetBlue
  • JetBlue
  • 20/2
  • 1 total stop
  • 17h 01m total
  • London to Palo Alto
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Highest demand for flights based on searches. 13% potential increase in price (£75 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
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Average for return flights in January 2026
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Find flight deals to Palo Alto

Enter your travel dates to find the best prices.

Cheapest flights to Palo Alto
Explore the most affordable flight options available to Palo Alto. Find the lowest fares based on data from user searches, with prices last updated on 14 January 2026.

Thu 22/113:45
LHR
-
SFO
Nonstop11h 15m
United Airlines
Wed 4/221:23
SFO
-
LHR
1 stop28h 17m
United Airlines
Deal found 13/1£390
Thu 8/1009:25
LGW
-
SFO
1 stop14h 50m
SWISS
Tue 13/1014:20
SFO
-
LGW
1 stop19h 30m
SWISS
Deal found 13/1£390
Wed 1/408:50
LHR
-
SFO
1 stop15h 00m
British Airways
Mon 20/410:50
SFO
-
LHR
1 stop12h 50m
British Airways
Deal found 14/1£391
Sat 24/111:45
LGW
-
SFO
2 stops21h 02m
British Airways
Sun 15/218:16
SFO
-
LGW
2 stops40h 44m
British Airways
Deal found 12/1£391
Sun 18/110:05
LHR
-
SFO
Nonstop11h 15m
Multiple Airlines
Sun 15/219:25
SFO
-
LHR
1 stop14h 25m
Multiple Airlines
Deal found 12/1£392
Fri 20/213:45
LHR
-
SFO
Nonstop11h 15m
Multiple Airlines
Sat 7/312:50
SFO
-
LHR
Nonstop10h 35m
Multiple Airlines
Deal found 13/1£392
Wed 28/119:40
LGW
-
SFO
2 stops35h 32m
British Airways
Sun 15/218:16
SFO
-
LGW
2 stops40h 44m
British Airways
Deal found 12/1£392
Fri 30/109:00
LHR
-
SFO
2 stops19h 53m
Air Canada
Thu 5/208:25
SFO
-
LHR
1 stop19h 25m
Air Canada
Deal found 12/1£393
Thu 22/109:15
LCY
-
SFO
1 stop15h 15m
SWISS
Wed 4/219:25
SFO
-
LCY
1 stop29h 20m
SWISS
Deal found 14/1£393
Sat 7/311:35
LHR
-
SFO
2 stops16h 35m
United Airlines
Sat 14/322:40
SFO
-
LHR
1 stop15h 20m
United Airlines
Deal found 13/1£394
Thu 12/218:40
LGW
-
SFO
1 stop29h 50m
SWISS
Tue 17/219:25
SFO
-
LGW
1 stop14h 25m
SWISS
Deal found 12/1£394
Fri 23/113:45
LHR
-
SFO
Nonstop11h 15m
Austrian Airlines
Wed 11/212:50
SFO
-
LHR
Nonstop10h 35m
Austrian Airlines
Deal found 12/1£395

Cheapflights Fare Finder

 
Locate flights to Palo Alto that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 14 January 2026.
Use the filters below to find and compare flights to Palo Alto that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 11/3

09:50-16:35

1 stop13h 45m

San Francisco

Sun 5/4

16:59-15:05

1 stop14h 06m

£393

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Mon 2/2

09:15-16:30

1 stop15h 15m

San Francisco

Mon 9/2

19:25-17:05

1 stop13h 40m

£394

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 17/4

10:35-13:40

Nonstop11h 05m

San Francisco

Fri 24/4

16:35-11:10

Nonstop10h 35m

£397

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 6/6

06:30-12:40

1 stop14h 10m

San Francisco

Mon 22/6

10:10-12:20

1 stop18h 10m

£397

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 12/6

06:30-12:40

1 stop14h 10m

San Francisco

Mon 22/6

10:10-12:20

1 stop18h 10m

£397

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 16/4

16:15-19:20

Nonstop11h 05m

San Francisco

Thu 23/4

12:55-07:25

Nonstop10h 30m

£398

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 14/4

16:15-19:20

Nonstop11h 05m

San Francisco

Tue 21/4

16:35-11:10

Nonstop10h 35m

£398

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 1/5

13:00-16:10

Nonstop11h 10m

San Francisco

Mon 18/5

12:55-07:25

Nonstop10h 30m

£398

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 21/2

10:05-13:20

Nonstop11h 15m

San Francisco

Sat 7/3

12:50-07:25

Nonstop10h 35m

£399

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 17/2

10:05-13:20

Nonstop11h 15m

San Francisco

Sat 7/3

12:50-07:25

Nonstop10h 35m

£399

Flights are sorted by cheapest return flights first.

Deals found on 13/1

Showing 1-10 of 60 results
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2
3
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6

Best time to book a flight to Palo Alto

Have a flexible travel schedule? Discover the best time to fly to Palo Alto with our price prediction graph.
Estimated return 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 to Palo Alto

When is the best time to book a flight to Palo Alto?

Use this chart to determine the optimal time to book a return flight from London to Palo Alto. Price data was last updated on 9 January 2026.

The best time to book flights to Palo Alto is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Palo Alto?

On average, a flight from London to Palo Alto takes 18 hours 9 minutes. Flights to Palo Alto from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Palo Alto

The most flights from London to Palo Alto are scheduled on a Monday (31 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (26 on average).

What are the most popular airlines that fly to Palo Alto?

The most popular airlines flying from London to Palo Alto are Virgin Atlantic, British Airways and Lufthansa.

British Airways
British Airways
From £374
Virgin Atlantic
Virgin Atlantic
From £369
Lufthansa
Lufthansa
From £380
United Airlines
United Airlines
From £340

What are the cheapest airlines that fly to Palo Alto?

The cheapest airlines flying from London to Palo Alto are Delta, Air Canada and United Airlines.

Rainfall in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Palo Alto ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit Palo Alto when rainfall is around 0.0 mm.

Temperature in Palo Alto by month

Plan your trip to Palo Alto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Palo Alto, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Palo Alto

Get insights into the airlines that provide service to Palo Alto. 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 Palo Alto. Reviews last updated 14 January 2026.
Read through reviews of airlines serving the United States, such as KLM, Virgin Atlantic, andUnited Airlines. 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.
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,437 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,156 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,711 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,671 reviews
KLM
7.7
Good
1,437 reviews
Check prices

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Food

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

FAQs about flying to Palo Alto

  • Can I find cheaper flights to Palo Alto if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Palo Alto on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Palo Alto?

    Based on reviews from Cheapflights users, Delta is rated the highest out of the airlines that fly to Palo Alto.

  • How much is a return flight to Palo Alto?

    A return flight to Palo Alto will typically cost around £168, however they can be found for as little as £116.

  • Where does the fastest flight to Palo Alto depart from?

    For those looking to save time traveling to Palo Alto, London offers the quickest one-way flight (10 hours 55 minutes).

  • Does San Francisco have car hire?

    Yes. Those touching down at San Francisco can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Francisco?

    Yes. San Francisco has hotels nearby for those requiring accommodations. Grand Hyatt At Sfo is the closest property to San Francisco (1.0 mi away from San Francisco).

See more FAQs

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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Palo Alto for you. Better yet — we are completely free to use.

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Certainly. Search results for flights to Palo Alto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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