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Cheap flights from London to Modesto from £378

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 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SFO
9 Jul — 16 Jul1
1 adult

Cheapflights Tip: The best prices from London to Modesto are usually found in February or November, booked 86 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from London to Modesto

Keep the following information in mind while searching for London to Modesto flight deals. Data was last updated 4 July 2025.

Round-trip from

£392

One-way from

£378

Popular in

July

Cheapest in

February

Average price

£659
Scandinavian Airlines
  • Scandinavian Airlines
  • 2/11-9/11
  • 2 total stops
  • 51h 35m total
  • London to Modesto
Search Deals
Aer Lingus
  • Aer Lingus
  • 17/8
  • 1 total stop
  • 26h 45m total
  • London to Modesto
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£80 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from London to Modesto

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 4 July 2025.

Sun 2/1110:20LHR - SFO
1 stop36h 15mScandinavian Airlines
Sun 9/1116:40SFO - LHR
1 stop15h 20mScandinavian Airlines
Deal found 1/7£392
Sat 22/1118:40LGW - SFO
1 stop29h 45mSWISS
Sat 6/1219:25SFO - LGW
1 stop14h 25mSWISS
Deal found 3/7£392
Sat 22/1108:40LCY - SFO
1 stop15h 45mSWISS
Sat 6/1219:25SFO - LCY
1 stop13h 40mSWISS
Deal found 2/7£392
Wed 17/908:40LHR - SFO
1 stop15h 30mMultiple Airlines
Sun 21/913:05SFO - LHR
Nonstop10h 20mMultiple Airlines
Deal found 3/7£393
Thu 28/810:45LGW - SFO
1 stop21h 14mMultiple Airlines
Sat 27/905:50SFO - LGW
1 stop19h 40mMultiple Airlines
Deal found 2/7£394
Wed 24/912:10LHR - SFO
1 stop36h 00mUnited Airlines
Sun 28/913:05SFO - LHR
Nonstop10h 20mUnited Airlines
Deal found 2/7£395
Tue 9/907:25LHR - SFO
1 stop15h 05mLufthansa
Fri 19/919:55SFO - LHR
Nonstop10h 15mLufthansa
Deal found 3/7£396
Sun 24/820:05LHR - SFO
1 stop28h 05mSWISS
Tue 9/919:30SFO - LHR
1 stop15h 50mSWISS
Deal found 3/7£396
Thu 28/810:25LGW - SFO
2 stops20h 42mFinnair
Sat 27/910:22SFO - LGW
1 stop13h 48mFinnair
Deal found 2/7£396
Mon 25/810:45LHR - SFO
Nonstop11h 05mBritish Airways
Tue 9/919:20SFO - LHR
Nonstop10h 25mBritish Airways
Deal found 3/7£401
Sat 22/1108:55LHR - SFO
2 stops19h 55mAir Canada
Fri 28/1108:25SFO - LHR
2 stops18h 55mAir Canada
Deal found 3/7£404
Mon 25/816:15LHR - SFO
Nonstop10h 55mBrussels Airlines
Tue 9/913:05SFO - LHR
Nonstop10h 20mBrussels Airlines
Deal found 1/7£408

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 4 July 2025.
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

Sun 2/11

10:20-14:35

1 stop36h 15m

San Francisco

Sun 9/11

16:40-16:00

1 stop15h 20m

£392

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Sat 22/11

18:40-16:25

1 stop29h 45m

San Francisco

Fri 28/11

19:25-17:50

1 stop14h 25m

£392

LondonSan Francisco

LCY - SFO

LCYSFO

London City

Sat 22/11

08:40-16:25

1 stop15h 45m

San Francisco

Sat 6/12

19:25-17:05

1 stop13h 40m

£392

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 17/9

08:40-16:10

1 stop15h 30m

San Francisco

Sun 21/9

13:05-07:25

Nonstop10h 20m

£393

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 28/8

10:45-23:59

1 stop21h 14m

San Francisco

Sat 27/9

05:50-09:30

1 stop19h 40m

£394

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 24/9

12:10-16:10

1 stop36h 00m

San Francisco

Sun 28/9

13:05-07:25

Nonstop10h 20m

£395

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 9/9

07:25-14:30

1 stop15h 05m

San Francisco

Fri 19/9

19:55-14:10

Nonstop10h 15m

£396

LondonSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Thu 28/8

10:25-23:07

2 stops20h 42m

San Francisco

Sat 27/9

10:22-08:10

1 stop13h 48m

£396

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 24/8

20:05-16:10

1 stop28h 05m

San Francisco

Tue 9/9

19:30-19:20

1 stop15h 50m

£396

LondonSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Mon 25/8

10:45-13:50

Nonstop11h 05m

San Francisco

Tue 9/9

19:20-13:45

Nonstop10h 25m

£401

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 50 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 27 June 2025.

Booking 86 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 £538). Flying from London to Modesto in July is currently the most expensive (average of £803). 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 4 July 2025.

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.

What is the cheapest day to fly from London to Modesto?

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

Travellers seeking maximum savings on their London to Modesto flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 July 2025.

The most flights from LON to MD9 are scheduled on a Monday (42 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (36 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 4 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andAustrian 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.
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
809 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,304 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    £378 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on Iberia and WestJet, with prices starting from £379 and £380, 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 Air New Zealand (87%), Air Canada (87%) and Austrian Airlines (87%).

  • What are the cheapest flights from London to Modesto?

    The cheapest flight price from London to Modesto is £371. On average you can expect to pay £1,918. The most popular route, (London Heathrow - San Francisco), can usually be booked for £340.

  • 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 £538). Flying from London to Modesto in July is currently the most expensive (average of £803). 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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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 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£234Average£479FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air FranceCheapest£310Average£481FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapest£341Average£465FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
SWISSCheapest£346Average£409FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapest£346Average£571FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
United AirlinesCheapest£352Average£584FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£355Average£520FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£359Average£590FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Brussels AirlinesCheapest£359Average£478FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£362Average£491FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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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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