£334+ 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 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
— SFO
16 Nov — 23 Nov1
1 adult
1 adult, Economy

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 17 October 2025.

Thu 20/1116:00LGW - SFO
1 stop32h 05mTAP AIR PORTUGAL
Fri 5/1219:10SFO - LGW
2 stops29h 10mTAP AIR PORTUGAL
Deal found 16/10£403
Thu 20/1121:30STN - SFO
2 stops22h 20mMultiple Airlines
Fri 28/1115:40SFO - STN
2 stops21h 40mMultiple Airlines
Deal found 15/10£406
Thu 13/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Sun 16/1116:40SFO - LHR
1 stop17h 00mScandinavian Airlines
Deal found 16/10£408
Sat 6/1206:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Mon 12/116:40SFO - LHR
1 stop17h 00mScandinavian Airlines
Deal found 15/10£410
Thu 6/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Sat 6/1216:40SFO - LHR
1 stop17h 50mScandinavian Airlines
Deal found 15/10£412
Thu 6/1117:30LHR - SFO
2 stops29h 05mScandinavian Airlines
Thu 13/1116:40SFO - LHR
2 stops18h 10mScandinavian Airlines
Deal found 16/10£413
Thu 20/1116:00LGW - SFO
1 stop32h 05mTAP AIR PORTUGAL
Mon 1/1216:35SFO - LGW
2 stops20h 00mTAP AIR PORTUGAL
Deal found 15/10£413
Thu 20/1120:00LTN - SFO
2 stops23h 50mMultiple Airlines
Fri 28/1115:40SFO - LTN
2 stops20h 30mMultiple Airlines
Deal found 15/10£414
Sat 8/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Sat 15/1116:40SFO - LHR
1 stop21h 00mScandinavian Airlines
Deal found 15/10£414
Thu 20/1110:40LGW - SFO
1 stop37h 25mTAP AIR PORTUGAL
Fri 28/1119:10SFO - LGW
2 stops29h 10mTAP AIR PORTUGAL
Deal found 15/10£414
Sat 8/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Mon 10/1116:40SFO - LHR
1 stop17h 50mScandinavian Airlines
Deal found 15/10£415
Thu 13/1106:40LHR - SFO
1 stop15h 55mScandinavian Airlines
Mon 17/1116:40SFO - LHR
2 stops18h 10mScandinavian Airlines
Deal found 16/10£415

Flights to Palo Alto in 2025

Find the latest flights to Palo Alto in 2025, 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 17 October 2025.

Return from

£379

One-way from

£334

Popular in

July

Cheapest in

February

Average price

£483
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 18/3-25/3
  • 2 total stops
  • 38h 35m total
  • London to San Francisco
Iberia
  • Iberia
  • 23/2
  • 2 total stops
  • 35h 48m total
  • London to Palo Alto
Highest demand for flights based on searches. 14% potential increase in price (£84 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for return flights in October 2025

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 17 October 2025.
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

LTN - SFO

LTNSFO

London Luton

Thu 20/11

20:00-11:50

2 stops23h 50m

San Francisco

Fri 28/11

15:40-20:10

2 stops20h 30m

£414

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Sun 16/11

06:30-16:35

1 stop18h 05m

San Francisco

Sun 23/11

18:20-18:20

1 stop16h 00m

£428

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Mon 17/11

21:25-14:30

2 stops49h 05m

San Francisco

Mon 1/12

16:35-15:45

1 stop15h 10m

£447

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Tue 25/11

09:00-15:35

1 stop14h 35m

San Francisco

Sun 30/11

18:20-22:00

1 stop19h 40m

£453

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 6/2

21:05-14:35

2 stops25h 30m

San Francisco

Sat 14/2

16:40-16:25

2 stops15h 45m

£453

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 2/12

18:40-16:30

1 stop29h 50m

San Francisco

Tue 9/12

19:25-17:50

1 stop14h 25m

£458

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 13/1

09:00-16:30

1 stop15h 30m

San Francisco

Tue 20/1

10:52-09:40

2 stops14h 48m

£460

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Fri 21/11

13:30-14:35

2 stops33h 05m

San Francisco

Thu 27/11

16:40-23:20

2 stops22h 40m

£471

LondonSan Francisco

STN - SFO

STNSFO

London Stansted

Tue 20/1

08:30-15:35

1 stop15h 05m

San Francisco

Wed 4/2

17:20-21:05

1 stop19h 45m

£477

LondonSan Francisco

LTN - SFO

LTNSFO

London Luton

Mon 10/11

08:50-15:35

1 stop14h 45m

San Francisco

Fri 14/11

17:20-15:25

1 stop14h 05m

£477

Flights are sorted by cheapest return flights first.

Deals found on 15/10

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 10 October 2025.

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 0 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.

When is the cheapest time to fly to Palo Alto?

Use this chart to determine the cheapest time to fly return from London to Palo Alto. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Palo Alto should consider flying on Friday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday evenings, when prices are usually at their highest.

Weekly flight availability to Palo Alto

The most flights from London to Palo Alto are scheduled on a Monday (37 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (31 on average).

What are the cheapest airlines that fly to Palo Alto?

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

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 17 October 2025.
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.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 £181, however they can be found for as little as £24.

  • 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 (11 hours 0 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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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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