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£363+ 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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
8 Feb — 15 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 9 January 2026.

Return from

£404

One-way from

£363

Popular in

July

Cheapest in

February

Average price

£495
Finnair
  • Finnair
  • 1/4-15/4
  • 2 total stops
  • 29h 49m total
  • London to San Francisco
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SWISS
  • SWISS
  • 15/6
  • 1 total stop
  • 30h 10m 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).
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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 9 January 2026.

Mon 6/406:30LHR - SFO
1 stop14h 10mUnited Airlines
Mon 27/405:00SFO - LHR
1 stop18h 40mUnited Airlines
Deal found 8/1£403
Wed 1/414:45LHR - SFO
1 stop16h 59mFinnair
Wed 15/410:50SFO - LHR
1 stop12h 50mFinnair
Deal found 8/1£404
Fri 6/211:35LHR - SFO
2 stops16h 32mUnited Airlines
Fri 13/216:15SFO - LHR
1 stop13h 15mUnited Airlines
Deal found 8/1£405
Sun 8/317:40LCY - SFO
1 stop30h 50mSWISS
Sun 15/320:25SFO - LCY
1 stop15h 15mSWISS
Deal found 8/1£405
Thu 14/520:55LHR - SFO
1 stop22h 50mVirgin Atlantic
Fri 29/517:55SFO - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 8/1£405
Sat 24/1013:10LHR - SFO
1 stop16h 16mFinnair
Fri 6/1117:30SFO - LHR
Nonstop10h 30mFinnair
Deal found 8/1£406
Wed 6/510:35LHR - SFO
Nonstop11h 05mMultiple Airlines
Wed 27/513:00SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 8/1£407
Sat 18/409:30LHR - SFO
2 stops20h 00mAir Canada
Sat 25/413:20SFO - LHR
1 stop16h 00mAir Canada
Deal found 8/1£408
Sun 1/220:30STN - SFO
2 stops24h 10mMultiple Airlines
Fri 6/214:40SFO - STN
2 stops22h 05mMultiple Airlines
Deal found 7/1£408
Mon 16/214:30LHR - SFO
1 stop29h 50mAir Canada
Sun 22/208:25SFO - LHR
2 stops28h 10mAir Canada
Deal found 7/1£408
Mon 22/616:10LHR - SFO
1 stop14h 26mFinnair
Sun 12/707:00SFO - LHR
1 stop16h 20mFinnair
Deal found 7/1£409
Fri 24/409:25LGW - SFO
1 stop14h 50mSWISS
Fri 8/514:00SFO - LGW
1 stop19h 50mSWISS
Deal found 8/1£409

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 9 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

Fri 6/2

11:35-20:07

2 stops16h 32m

San Francisco

Fri 13/2

16:15-13:30

1 stop13h 15m

£405

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 19/1

19:30-16:30

2 stops53h 00m

San Francisco

Mon 26/1

11:45-16:20

2 stops20h 35m

£410

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 26/1

07:00-16:30

2 stops17h 30m

San Francisco

Mon 2/2

19:25-21:25

2 stops18h 00m

£410

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Fri 30/1

17:40-16:30

1 stop30h 50m

San Francisco

Fri 6/2

19:25-12:45

1 stop33h 20m

£411

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 31/3

05:40-17:55

1 stop20h 15m

San Francisco

Sun 19/4

19:40-23:15

1 stop19h 35m

£414

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 18/4

10:35-13:40

Nonstop11h 05m

San Francisco

Sat 25/4

16:35-11:10

Nonstop10h 35m

£414

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 9/2

18:40-16:30

1 stop29h 50m

San Francisco

Mon 16/2

19:25-17:50

1 stop14h 25m

£415

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 30/1

17:25-16:30

2 stops31h 05m

San Francisco

Fri 6/2

19:25-08:15

2 stops28h 50m

£421

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 23/1

13:25-22:58

2 stops17h 33m

San Francisco

Fri 30/1

07:30-11:20

2 stops19h 50m

£422

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 2/4

10:45-13:50

Nonstop11h 05m

San Francisco

Sun 19/4

10:50-07:40

1 stop12h 50m

£425

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 60 results
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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 2 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 16 hours 45 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 Sunday, 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 £375
Virgin Atlantic
Virgin Atlantic
From £370
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 9 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
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,143 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,698 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,659 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 £112.

  • 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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Can Cheapflights find flights to Palo Alto with no change fees?

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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