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Cheap flights from Santa Ana, California to London from £222

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
23 Aug — 30 Aug1
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 24 July 2026.

Wed 28/1013:35
SNA
-
LHR
1 stop15h 15m
United Airlines
Fri 30/1006:35
LHR
-
SNA
2 stops21h 10m
United Airlines
Deal found 23/7£550
Wed 2/1213:35
SNA
-
LHR
1 stop14h 15m
Multiple Airlines
Wed 20/114:45
LHR
-
SNA
1 stop15h 45m
Multiple Airlines
Deal found 19/7£596
Wed 11/1114:53
SNA
-
LHR
1 stop13h 22m
Multiple Airlines
Wed 18/1114:45
LHR
-
SNA
1 stop15h 40m
Multiple Airlines
Deal found 22/7£602
Wed 28/1013:35
SNA
-
LHR
1 stop15h 15m
Multiple Airlines
Fri 30/1014:45
LHR
-
SNA
1 stop27h 43m
Multiple Airlines
Deal found 23/7£605
Sat 14/1114:20
SNA
-
LHR
2 stops32h 50m
Multiple Airlines
Fri 20/1111:55
LHR
-
SNA
1 stop15h 20m
Multiple Airlines
Deal found 20/7£621
Wed 2/1210:15
SNA
-
LHR
1 stop15h 45m
Virgin Atlantic
Wed 20/106:30
LHR
-
SNA
2 stops22h 07m
Virgin Atlantic
Deal found 19/7£646
Mon 9/1121:13
SNA
-
LHR
1 stop16h 07m
United Airlines
Fri 13/1106:35
LHR
-
SNA
2 stops34h 24m
United Airlines
Deal found 21/7£649
Tue 18/813:00
SNA
-
LGW
1 stop37h 00m
Multiple Airlines
Tue 25/814:00
LGW
-
SNA
2 stops35h 45m
Multiple Airlines
Deal found 21/7£666
Tue 18/814:55
SNA
-
LGW
2 stops18h 55m
SWISS
Tue 25/809:25
LGW
-
SNA
2 stops19h 26m
SWISS
Deal found 21/7£671
Sun 6/907:45
SNA
-
LGW
2 stops17h 40m
Delta
Tue 15/910:35
LGW
-
SNA
2 stops19h 55m
Delta
Deal found 20/7£713
Tue 8/915:05
SNA
-
LGW
2 stops18h 45m
SWISS
Tue 15/909:25
LGW
-
SNA
2 stops19h 26m
SWISS
Deal found 20/7£719
Wed 14/1015:06
SNA
-
LGW
2 stops18h 44m
SWISS
Sat 24/1009:25
LGW
-
SNA
2 stops19h 26m
SWISS
Deal found 18/7£727

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 24 July 2026.

Round-trip from

£550

One-way from

£222

Popular in

June

Cheapest in

October

Average price

£820
United Airlines
  • United Airlines
  • 28/10-30/10
  • 3 total stops
  • 36h 25m total
  • Santa Ana to London
Search Deals
15/10
  • 15/10
  • 3 total stops
  • 57h 10m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£173 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 24 July 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 - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 2/12

10:41-14:05

2 stops19h 24m

London City

Wed 20/1

07:50-20:55

2 stops21h 05m

£667

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 30/9

09:00-11:35

2 stops18h 35m

London Heathrow

Wed 7/10

07:25-18:32

2 stops19h 07m

£679

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 30/9

06:45-06:25

1 stop15h 40m

London Heathrow

Tue 13/10

10:55-18:24

1 stop15h 29m

£691

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 30/9

08:00-11:35

1 stop19h 35m

London Heathrow

Wed 7/10

15:05-12:18

1 stop29h 13m

£694

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

11:36-09:05

1 stop13h 29m

London Heathrow

Tue 13/10

11:10-21:12

1 stop18h 02m

£696

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 27/12

09:59-12:15

1 stop18h 16m

London Heathrow

Tue 5/1

13:00-11:45

2 stops54h 45m

£700

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 18/8

16:55-15:05

1 stop14h 10m

London Heathrow

Tue 25/8

11:10-20:39

1 stop17h 29m

£727

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

09:07-09:00

1 stop15h 53m

London Heathrow

Wed 16/9

16:25-08:17

1 stop23h 52m

£727

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 7/10

17:01-16:40

2 stops15h 39m

London City

Wed 21/10

09:20-22:30

2 stops21h 10m

£748

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 20/8

18:25-12:25

1 stop34h 00m

London Heathrow

Thu 27/8

15:00-12:23

1 stop29h 23m

£748

Flights are sorted by cheapest return flights first.

Deals found on 19/7

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 £509). Flying from Santa Ana, California to London in June is currently the most expensive (average of £1,100). 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.

How much does it cost for a return flight from Santa Ana, California to London?

Airfare is below average for this route at the moment.
Santa Ana, California to London flights typically cost between £727 and £860 in October.
The cheapest return price found within the last 5 days was £550 on United Airlines (28 Oct–30 Oct).

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 15h 40m. 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 £509). Flying from Santa Ana, California to London in June is currently the most expensive (average of £1,100). 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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