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Cheap flights from Santa Ana, California to London Heathrow Airport from £240

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
8 Jul — 15 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Santa Ana to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Santa Ana to Heathrow
Explore the most affordable flight options available from Santa Ana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 June 2026.

Sun 1/1112:25
SNA
-
LHR
1 stop15h 25m
Multiple Airlines
Mon 16/1108:20
LHR
-
SNA
1 stop17h 41m
Multiple Airlines
Deal found 6/6£612
Tue 8/910:35
SNA
-
LHR
1 stop14h 25m
British Airways
Fri 25/908:55
LHR
-
SNA
1 stop14h 50m
British Airways
Deal found 8/6£621
Tue 10/1112:25
SNA
-
LHR
2 stops34h 45m
Multiple Airlines
Sun 22/1114:45
LHR
-
SNA
1 stop14h 45m
Multiple Airlines
Deal found 5/6£635
Tue 8/918:32
SNA
-
LHR
2 stops27h 58m
Multiple Airlines
Fri 25/917:00
LHR
-
SNA
1 stop31h 45m
Multiple Airlines
Deal found 6/6£639
Wed 7/1007:00
SNA
-
LHR
2 stops15h 30m
Multiple Airlines
Wed 21/1008:40
LHR
-
SNA
2 stops35h 38m
Multiple Airlines
Deal found 5/6£645
Mon 16/1109:30
SNA
-
LHR
1 stop13h 20m
Iberia
Mon 23/1119:40
LHR
-
SNA
2 stops20h 52m
Iberia
Deal found 7/6£646
Wed 7/1015:45
SNA
-
LHR
1 stop15h 50m
Delta
Wed 21/1006:30
LHR
-
SNA
2 stops19h 29m
Delta
Deal found 8/6£650
Tue 6/1013:15
SNA
-
LHR
1 stop16h 05m
Air Canada
Tue 13/1015:05
LHR
-
SNA
2 stops30h 58m
Air Canada
Deal found 5/6£651

Find flight deals from Santa Ana to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Heathrow (LHR). 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 8 June 2026.

Round-trip from

£612

One-way from

£240

Popular in

September

Cheapest in

August

Average price

£1,046
British Airways
  • British Airways
  • 1/11-16/11
  • 2 total stops
  • 33h 06m total
  • Santa Ana to London
Search Deals
British Airways
  • British Airways
  • 6/9
  • 1 total stop
  • 14h 25m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (£340 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 28% potential price decrease (£144 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Santa Ana to Heathrow 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 8 June 2026.
Use the filters below to find and compare flights from Santa Ana to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 1/12

11:45-08:45

1 stop13h 00m

London Heathrow

Tue 8/12

10:00-16:17

2 stops38h 17m

£650

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 30/11

08:00-07:05

1 stop15h 05m

London Heathrow

Tue 8/12

06:30-20:37

2 stops22h 07m

£650

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 5/10

16:50-15:05

1 stop14h 15m

London Heathrow

Thu 15/10

17:00-10:12

1 stop25h 12m

£662

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 22/9

17:35-15:05

1 stop13h 30m

London Heathrow

Mon 28/9

17:00-10:15

1 stop25h 15m

£700

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 3/8

16:12-07:25

1 stop31h 13m

London Heathrow

Tue 18/8

15:05-12:23

1 stop29h 18m

£714

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

07:15-16:00

2 stops24h 45m

London Heathrow

Tue 15/9

07:05-22:30

3 stops23h 25m

£790

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/7

13:15-13:20

1 stop16h 05m

London Heathrow

Fri 17/7

09:30-17:18

1 stop15h 48m

£818
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/7

13:15-13:20

1 stop16h 05m

London Heathrow

Wed 15/7

14:50-20:44

1 stop13h 54m

£818

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 20/7

07:15-10:00

1 stop18h 45m

London Heathrow

Mon 27/7

11:30-22:30

2 stops19h 00m

£819

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 12/7

13:15-13:20

1 stop16h 05m

London Heathrow

Thu 23/7

18:00-09:35

1 stop23h 35m

£819

Flights are sorted by cheapest return flights first.

Deals found on 7/6

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Santa Ana to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Currently, January is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £441). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £1,046). 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 Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to Heathrow. 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 Heathrow?

    Located just 4.8 mi from the city center, Santa Ana J. Wayne/Orange Cnty is the airport most travelers will use when flying to London Heathrow from Santa Ana. Booking flights from J. Wayne/Orange Cnty (SNA) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

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

    British Airways can get you from Santa Ana, California to London Heathrow Airport in just under 14h 25m. Your travel time can differ by up to . There are 5437 mi between Santa Ana, California and London Heathrow Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Ana to Heathrow 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 Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £441). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £1,046). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Northampton
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Swindon
Ipswich
Romford
Guildford
Poole

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Can Cheapflights find flights from Santa Ana to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from Santa Ana shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Santa Ana to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Santa Ana today and book when prices fit your budget.

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