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Cheap flights from Santa Ana, California to London from £204

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 18/10. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santa Ana to London

Enter your travel dates to find the best prices.

Cheapest flights from Santa Ana to London
Explore the most affordable flight options available from Santa Ana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Sun 8/1108:45 -
1 stop17h 15m
Sat 14/1114:45 -
1 stop15h 40m
Deal found 5/8£600
Sun 15/1109:17 -
1 stop13h 33m
Thu 19/1114:45 -
1 stop27h 21m
Deal found 5/8£603
Sat 7/1114:20 -
2 stops56h 50m
Thu 12/1106:35 -
2 stops38h 55m
Deal found 2/8£636
Tue 1/1209:53 -
1 stop16h 07m
Wed 9/1206:30 -
2 stops19h 43m
Deal found 5/8£645
Sat 7/1118:44 -
1 stop33h 36m
Thu 12/1114:45 -
1 stop15h 40m
Deal found 2/8£656
Sat 7/1114:20 -
2 stops32h 50m
Thu 12/1114:30 -
1 stop31h 00m
Deal found 2/8£658
Wed 7/1013:15 -
1 stop16h 05m
Wed 21/1008:40 -
2 stops35h 38m
Deal found 31/7£662
Wed 14/1007:00 -
2 stops15h 30m
Wed 21/1008:40 -
2 stops35h 38m
Deal found 1/8£665
Tue 8/914:06 -
2 stops17h 54m
Tue 29/910:35 -
2 stops19h 55m
Deal found 5/8£708
Thu 22/1015:06 -
2 stops33h 19m
Wed 4/1109:15 -
2 stops19h 30m
Deal found 4/8£737
Wed 7/1017:00 -
2 stops15h 40m
Wed 21/1009:20 -
2 stops21h 10m
Deal found 2/8£743
Mon 14/915:05 -
2 stops33h 20m
Wed 23/918:35 -
2 stops34h 16m
Deal found 2/8£743

Find flight deals from Santa Ana to London

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 5 August 2026.

Round-trip from

£595

One-way from

£204

Popular in

June

Cheapest in

October

Average price

£760
Alaska Airlines
  • Alaska Airlines
  • 5/1-13/1
  • 2 total stops
  • 27h 54m total
  • Santa Ana to London
Search Deals
18/10
  • 18/10
  • 2 total stops
  • 42h 15m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£172 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santa Ana to London 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 5 August 2026.
Use the filters below to find and compare flights from Santa Ana to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 11/1

08:02-12:20

1 stop20h 18m

London Heathrow

Wed 13/1

14:45-21:26

1 stop14h 41m

£653

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 20/1

15:02-12:20

1 stop13h 18m

London Heathrow

Thu 21/1

14:45-10:17

1 stop27h 32m

£655

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 22/11

16:07-11:15

1 stop35h 08m

London Heathrow

Wed 2/12

14:30-12:45

1 stop30h 15m

£667

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 22/11

21:30-07:15

1 stop25h 45m

London Heathrow

Wed 2/12

10:45-18:31

1 stop15h 46m

£693

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

14:00-13:15

1 stop15h 15m

London Heathrow

Tue 29/9

11:45-22:30

2 stops18h 45m

£700

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LGW London Gatwick

SNALGW

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

14:06-16:00

2 stops17h 54m

London Gatwick

Tue 29/9

10:35-22:30

2 stops19h 55m

£708

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 14/9

17:35-15:05

1 stop13h 30m

London Heathrow

Wed 23/9

17:00-10:15

1 stop25h 15m

£713

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 14/9

14:00-13:15

1 stop15h 15m

London Heathrow

Fri 2/10

13:25-22:04

1 stop16h 39m

£720

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

18:02-15:35

1 stop13h 33m

London Heathrow

Tue 6/10

10:55-22:05

1 stop19h 10m

£720

Santa AnaLondon

SNA Santa Ana J. Wayne/Orange Cnty - LHR London Heathrow

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 14/9

14:06-15:35

1 stop17h 29m

London Heathrow

Tue 6/10

12:25-20:56

1 stop16h 31m

£720

Flights are sorted by cheapest return flights first.

Deals found on 2/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Santa Ana to London

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

What is the cheapest month to book a flight from Santa Ana, California to London?

Currently, February is the cheapest month in which you can book a flight from Santa Ana, California to London (average of £506). Flying from Santa Ana, California to London in June is currently the most expensive (average of £1,093). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Santa Ana to London?

    Santa Ana J. Wayne/Orange Cnty (SNA) is the airport you will fly out of if you book a flight from Santa Ana to London. You should not have trouble finding flights to London from J. Wayne/Orange Cnty; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Santa Ana airport to London. It is only a 4.8 mi journey to J. Wayne/Orange Cnty (SNA) from Santa Ana’s city center.

  • How long is the flight from Santa Ana, California to London?

    Departing from Santa Ana, California to London will take you 20h 18m. Airlines will cover a distance of 5437 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Santa Ana, California to London?

    Most travelers choose Santa Ana J. Wayne/Orange Cnty - London Heathrow, Santa Ana J. Wayne/Orange Cnty - London Gatwick or Santa Ana J. Wayne/Orange Cnty - London City when deciding on the best route from Santa Ana, California to London.

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

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

  • How can I find direct flights from Santa Ana to London?

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

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

    Yes. Cheapflights offers flight deals from Santa Ana to London 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 Santa Ana, California to London?

    Currently, February is the cheapest month in which you can book a flight from Santa Ana, California to London (average of £506). Flying from Santa Ana, California to London in June is currently the most expensive (average of £1,093). 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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Need flexible booking options for your flight to London from Santa Ana? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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