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Cheap flights from London to Modesto from £354

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Modesto are usually found in February or September, booked 51 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from London to Modesto

Enter your travel dates to find the best prices.

Cheapest flights from London to Modesto
Explore the most affordable flight options available from London to Modesto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2026.

Wed 15/408:40
LHR
-
SFO
1 stop15h 35m
United Airlines
Thu 30/423:05
SFO
-
LHR
1 stop14h 30m
United Airlines
Deal found 12/2£366
Thu 9/409:25
LGW
-
SFO
1 stop14h 50m
SWISS
Sun 10/519:35
SFO
-
LGW
1 stop14h 15m
SWISS
Deal found 10/2£367
Sun 1/309:00
LHR
-
SFO
1 stop15h 30m
Multiple Airlines
Wed 1/412:50
SFO
-
LHR
Nonstop10h 35m
Multiple Airlines
Deal found 10/2£368
Thu 19/209:15
LCY
-
SFO
1 stop15h 15m
SWISS
Wed 4/319:25
SFO
-
LCY
1 stop13h 40m
SWISS
Deal found 11/2£368
Tue 22/908:45
LHR
-
SFO
2 stops17h 56m
Air Canada
Tue 29/911:10
SFO
-
LHR
1 stop14h 50m
Air Canada
Deal found 10/2£368
Wed 15/418:35
LGW
-
SFO
1 stop29h 40m
SWISS
Thu 30/414:00
SFO
-
LGW
1 stop19h 50m
SWISS
Deal found 11/2£368
Sat 18/407:25
LHR
-
SFO
1 stop15h 05m
United Airlines
Sat 25/412:50
SFO
-
LHR
Nonstop10h 35m
United Airlines
Deal found 10/2£369
Mon 27/407:25
LHR
-
SFO
1 stop15h 05m
United Airlines
Wed 20/516:35
SFO
-
LHR
Nonstop10h 35m
United Airlines
Deal found 12/2£370
Mon 23/307:40
LHR
-
SFO
1 stop19h 55m
United Airlines
Wed 15/414:32
SFO
-
LHR
1 stop13h 48m
United Airlines
Deal found 12/2£370
Sat 18/407:25
LHR
-
SFO
1 stop15h 05m
Lufthansa
Sat 25/412:50
SFO
-
LHR
Nonstop10h 35m
Lufthansa
Deal found 12/2£371
Fri 27/218:40
LGW
-
SFO
1 stop29h 50m
SWISS
Thu 5/319:25
SFO
-
LGW
1 stop14h 25m
SWISS
Deal found 10/2£371
Thu 26/218:40
LGW
-
SFO
1 stop29h 50m
SWISS
Sun 1/319:25
SFO
-
LGW
1 stop14h 25m
SWISS
Deal found 12/2£372

Find flight deals from London to Modesto

Keep the following information in mind while searching for London to Modesto flight deals. Data was last updated 13 February 2026.

Round-trip from

£366

One-way from

£354

Popular in

July

Cheapest in

February

Average price

£414
United Airlines
  • United Airlines
  • 15/4-30/4
  • 1 total stop
  • 26h 10m total
  • London to Modesto
Search Deals
22/2
  • 22/2
  • 2 total stops
  • 29h 35m total
  • London to Modesto
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Modesto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 February 2026.
Use the filters below to find and compare flights from London to Modesto that are best for you.

Fly from

London

Fly to

Modesto

Route

Depart

Return

Price

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 15/4

08:40-16:15

1 stop15h 35m

San Francisco

Fri 8/5

22:35-06:55

1 stop24h 20m

£366

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 15/4

08:40-16:15

1 stop15h 35m

San Francisco

Thu 30/4

08:10-10:00

1 stop17h 50m

£369

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 18/4

06:55-14:30

1 stop15h 35m

San Francisco

Sat 25/4

19:30-14:10

Nonstop10h 40m

£370

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 9/5

10:50-19:00

1 stop16h 10m

San Francisco

Sun 17/5

14:00-13:00

1 stop15h 00m

£370

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 30/3

17:15-19:45

2 stops34h 30m

San Francisco

Mon 6/4

19:35-19:20

1 stop15h 45m

£371

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 24/3

06:35-15:50

1 stop16h 15m

San Francisco

Wed 1/4

12:50-07:25

Nonstop10h 35m

£371

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 17/5

06:00-16:15

1 stop18h 15m

San Francisco

Sun 24/5

19:45-14:10

Nonstop10h 25m

£379

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 2/6

08:45-16:15

1 stop15h 30m

San Francisco

Fri 31/7

22:35-06:55

1 stop24h 20m

£379

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 27/2

06:00-16:30

1 stop18h 30m

San Francisco

Fri 6/3

19:25-21:25

2 stops18h 00m

£380

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 23/2

14:25-16:30

2 stops34h 05m

San Francisco

Mon 2/3

19:25-17:50

1 stop14h 25m

£380

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 60 results
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Best time to book a flight from London to Modesto

Have a flexible travel schedule? Discover the best time to fly to Modesto from London 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 from London to Modesto

How far ahead should I book a flight from London to Modesto?

Use this chart to determine the optimal time to book a return flight from London to Modesto. Price data was last updated on 6 February 2026.

Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Modesto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to Modesto?

Currently, February is the cheapest month in which you can book a flight from London to Modesto (average of £340). Flying from London to Modesto in July is currently the most expensive (average of £436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to MD9?

Find hourly flight availability from London to Modesto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Modesto as you normally would.

Weekly flight availability from London to Modesto

Explore weekly flight availability from London to Modesto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 February 2026.

The most flights from LON to MD9 are scheduled on a Monday (31 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (31 on average).

Reviews of airlines servicing Modesto

Get insights into the airlines that provide service to Modesto. 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 Modesto. Reviews last updated 13 February 2026.
Read reviews from past customers who have flown with Austrian Airlines, Virgin Atlantic, andUnited Airlines from London to Modesto. 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.
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Austrian Airlines
7.5
Good
896 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Virgin Atlantic
7.5
Good
678 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
United Airlines
7.4
Good
9,283 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
Lufthansa
6.8
Okay
7,780 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.
British Airways
6.7
Okay
7,736 reviews
Austrian Airlines
7.5
Good
896 reviews
Check prices

Comfort

7.3

Overall

7.5

Boarding

7.6

Crew

8.1

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Nate,Dec 2025

IAD - GSP

Again, I missed this flight because of the first leg of my journey being delayed by three hours. I hope the people on the flight had a nice flight.

Related info for your journey

Find useful and relevant information for your journey from London to Modesto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Modesto?

    United Airlines, SWISS, and Virgin Atlantic can get you from London to Modesto in just under 15h 35m. Your travel time can differ by up to 18h 55m. There are 5350 mi between London and Modesto. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London to Modesto one-way?

    £266 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on WestJet and Scandinavian Airlines, with prices starting from £296 and £298, respectively.

  • What are the most popular routes from London to Modesto?

    Most travelers choose London Heathrow - San Francisco, London Gatwick - San Francisco or London City - San Francisco when deciding on the best route from London to Modesto.

  • What are the most reliable airlines from London to Modesto?

    The top 3 most reliable airlines when flying from London to Modesto are KLM (82%), Air France (82%) and Delta (82%).

  • What are the cheapest flights from London to Modesto?

    The cheapest flight price from London to Modesto is £337. On average you can expect to pay £1,938. The most popular route, (London Heathrow - San Francisco), can usually be booked for £279.

  • Can I find deals for flights from London to Modesto that include hotel bookings?

    Yes. In addition to deals on London to Modesto flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Modesto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Modesto.

  • Can I find deals for business class flights from London to Modesto?

    Yes. Cheapflights offers flight deals from London to Modesto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Modesto?

    Currently, February is the cheapest month in which you can book a flight from London to Modesto (average of £340). Flying from London to Modesto in July is currently the most expensive (average of £436). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for London to Modesto

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Top 10 airlines flying from London to Modesto

Discover the top 10 airlines that operate flights from London to Modesto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£234Average£562FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest£330Average£472FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£333Average£558FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SWISSCheapest£346Average£433FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Aer LingusCheapest£347Average£546FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Scandinavian AirlinesCheapest£352Average£526FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£354Average£451FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapest£362Average£513FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brussels AirlinesCheapest£366Average£466FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
FinnairCheapest£366Average£459FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Modesto?

When you search for this flight from London to Modesto, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to Modesto?

Cheapflights simply makes it quick and affordable to book flights from London to Modesto by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to Modesto with no change fees?

Need flexible booking options for your flight to Modesto from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Modesto become cheaper?

Not ready to book yet? You can track prices for flights from London to Modesto on Cheapflights with our Price Alert feature and get notified when better prices are available.

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