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Cheap flights from Santa Ana to London Heathrow Airport from £295

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
23 Mar — 30 Mar1
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 21 February 2026.

Tue 21/412:25
SNA
-
LHR
1 stop16h 55m
Air Canada
Tue 5/506:00
LHR
-
SNA
2 stops38h 20m
Air Canada
Deal found 17/2£471
Tue 21/413:21
SNA
-
LHR
2 stops21h 19m
Lufthansa
Tue 5/507:25
LHR
-
SNA
2 stops21h 19m
Lufthansa
Deal found 17/2£473
Sun 12/412:25
SNA
-
LHR
1 stop16h 55m
Multiple Airlines
Tue 21/407:25
LHR
-
SNA
2 stops18h 08m
Multiple Airlines
Deal found 18/2£478
Mon 13/418:39
SNA
-
LHR
1 stop28h 46m
United Airlines
Tue 21/415:05
LHR
-
SNA
1 stop28h 07m
United Airlines
Deal found 17/2£483
Wed 8/413:35
SNA
-
LHR
1 stop12h 25m
Delta
Wed 22/411:30
LHR
-
SNA
2 stops18h 58m
Delta
Deal found 17/2£487
Wed 18/210:51
SNA
-
LHR
1 stop13h 04m
United Airlines
Wed 25/209:10
LHR
-
SNA
1 stop16h 23m
United Airlines
Deal found 18/2£491
Sun 12/412:25
SNA
-
LHR
1 stop16h 55m
Air Canada
Tue 21/415:05
LHR
-
SNA
1 stop28h 07m
Air Canada
Deal found 17/2£492
Mon 13/413:30
SNA
-
LHR
1 stop14h 45m
British Airways
Tue 28/410:05
LHR
-
SNA
1 stop13h 25m
British Airways
Deal found 19/2£494
Wed 8/412:15
SNA
-
LHR
1 stop15h 20m
United Airlines
Wed 22/415:05
LHR
-
SNA
1 stop28h 07m
United Airlines
Deal found 17/2£496

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 21 February 2026.

Round-trip from

£471

One-way from

£295

Popular in

December

Cheapest in

January

Average price

£604
Air Canada
  • Air Canada
  • 21/4-5/5
  • 3 total stops
  • 55h 15m total
  • Santa Ana to London
Search Deals
Austrian Airlines
  • Austrian Airlines
  • 3/5
  • 1 total stop
  • 16h 05m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 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 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 21 February 2026.
Use the filters below to find and compare flights from Santa Ana to London Heathrow Airport that are best for you.

Fly from

Santa Ana

Fly to

Heathrow

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/4

13:35-10:00

1 stop12h 25m

London Heathrow

Wed 22/4

11:30-22:28

2 stops18h 58m

£487

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/4

12:15-11:35

1 stop15h 20m

London Heathrow

Wed 22/4

15:05-11:12

1 stop28h 07m

£496

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 21/4

12:25-13:20

1 stop16h 55m

London Heathrow

Tue 5/5

14:10-22:30

1 stop16h 20m

£500

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 21/3

18:20-12:00

1 stop34h 40m

London Heathrow

Tue 31/3

14:50-20:47

1 stop13h 57m

£502

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 23/3

14:22-11:15

1 stop13h 53m

London Heathrow

Tue 31/3

14:50-20:47

1 stop13h 57m

£502

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

07:30-12:10

1 stop20h 40m

London Heathrow

Thu 23/4

06:30-17:53

2 stops19h 23m

£503

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 22/3

08:00-12:00

1 stop21h 00m

London Heathrow

Tue 31/3

11:05-18:46

1 stop15h 41m

£503

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 7/4

16:15-12:20

1 stop12h 05m

London Heathrow

Tue 14/4

07:25-17:33

2 stops18h 08m

£503

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 7/4

19:15-20:10

2 stops16h 55m

London Heathrow

Wed 15/4

08:40-22:28

2 stops21h 48m

£506

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 4/3

09:23-06:50

1 stop13h 27m

£295

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 20 results
1
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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 to London Heathrow Airport?

Currently, December is the cheapest month in which you can book a flight from Santa Ana to London Heathrow Airport (average of £348). Flying from Santa Ana to London Heathrow Airport in June is currently the most expensive (average of £520). 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 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 to London Heathrow Airport?

    A quick flight from Santa Ana to London Heathrow Airport can take about 12h 25m. Delta provides one of the quickest options available for as low as £487. Santa Ana and London Heathrow Airport are separated by a distance of 5437 mi. This flight may include one or multiple stops.

  • 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 to London Heathrow Airport?

    Currently, December is the cheapest month in which you can book a flight from Santa Ana to London Heathrow Airport (average of £348). Flying from Santa Ana to London Heathrow Airport in June is currently the most expensive (average of £520). 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
Milton Keynes
Luton
Croydon
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Kingston upon Thames
Eastbourne
Ipswich
Chelmsford
Swindon
Bedford

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How does Cheapflights help users find flights from Santa Ana to Heathrow?

Cheapflights makes it easy to find Santa Ana to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Santa Ana to Heathrow?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Santa Ana to Heathrow for you. Better yet — we are completely free to use.

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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