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Cheap flights from Santa Ana, California to London Heathrow Airport from £184

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
9 jan — 16 jan1
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 10 dezembro 2025.

qua 31/1209:53SNA - LHR
1 stop16h 07mKLM
sex 9/111:05LHR - SNA
1 stop17h 27mKLM
Deal found 9/12£508
qua 31/1207:04SNA - LHR
1 stop16h 21mUnited Airlines
sex 9/109:10LHR - SNA
2 stops20h 08mUnited Airlines
Deal found 9/12£511
qua 31/1207:00SNA - LHR
2 stops16h 05mDelta
sex 9/120:00LHR - SNA
2 stops23h 49mDelta
Deal found 9/12£512
ter 30/1212:25SNA - LHR
2 stops34h 45mAir Canada
sáb 10/113:00LHR - SNA
2 stops30h 25mAir Canada
Deal found 9/12£542
ter 30/1208:55SNA - LHR
1 stop16h 45mUnited Airlines
sáb 10/108:00LHR - SNA
2 stops21h 42mUnited Airlines
Deal found 9/12£549
qua 31/1213:18SNA - LHR
1 stop12h 22mMultiple Airlines
sáb 31/110:25LHR - SNA
1 stop16h 16mMultiple Airlines
Deal found 8/12£551
seg 29/1219:05SNA - LHR
1 stop28h 20mUnited Airlines
qui 8/113:35LHR - SNA
1 stop16h 49mUnited Airlines
Deal found 9/12£553
qua 31/1213:18SNA - LHR
1 stop12h 22mLufthansa
sex 30/111:35LHR - SNA
1 stop13h 53mLufthansa
Deal found 8/12£577
dom 28/1208:00SNA - LHR
1 stop15h 25mUnited Airlines
sáb 10/108:00LHR - SNA
1 stop17h 22mUnited Airlines
Deal found 9/12£587

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 10 dezembro 2025.

Round-trip from

£448

One-way from

£184

Popular in

June

Cheapest in

January

Average price

£925
Lufthansa
  • Lufthansa
  • 29/1-3/2
  • 3 total stops
  • 31h 13m total
  • Santa Ana to London
Search Deals
WestJet
  • WestJet
  • 20/1
  • 1 total stop
  • 14h 35m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£67 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 10 dezembro 2025.
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

sex 23/1

12:25-11:50

1 stop15h 25m

London Heathrow

sex 30/1

06:30-11:25

2 stops36h 55m

£468

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

qui 29/1

18:25-07:25

1 stop29h 00m

London Heathrow

seg 2/2

14:30-11:25

1 stop28h 55m

£472

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

qua 21/1

15:34-07:30

1 stop31h 56m

London Heathrow

qua 28/1

14:30-11:25

1 stop28h 55m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

seg 12/1

19:10-10:00

1 stop30h 50m

London Heathrow

dom 18/1

11:05-20:32

1 stop17h 27m

£492

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

ter 13/1

11:20-10:30

1 stop15h 10m

London Heathrow

dom 18/1

11:05-20:32

1 stop17h 27m

£492

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

ter 13/1

06:45-06:25

1 stop15h 40m

London Heathrow

seg 19/1

10:45-20:04

1 stop17h 19m

£492

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

sex 9/1

08:00-07:05

1 stop15h 05m

London Heathrow

ter 13/1

12:20-22:18

1 stop17h 58m

£492

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

sex 9/1

07:00-07:05

2 stops16h 05m

London Heathrow

qua 14/1

08:55-20:04

1 stop19h 09m

£496

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

sex 9/1

07:00-07:05

2 stops16h 05m

London Heathrow

sex 16/1

12:30-22:15

1 stop17h 45m

£496

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

ter 3/2

16:23-13:15

1 stop12h 52m

London Heathrow

qua 11/2

15:00-22:56

1 stop15h 56m

£502

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 19 results
1
2

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, December is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £352). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £524). 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, California to London Heathrow Airport?

    United Airlines and Delta can get you from Santa Ana, California to London Heathrow Airport in just under 29h. Your travel time can differ by up to 1h 50m. There are 5437 mi between Santa Ana, California and London Heathrow Airport. 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, California to London Heathrow Airport?

    Currently, December is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £352). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £524). 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
Croydon
Slough
Northampton
Hounslow
Luton
Gatwick
Wembley
Ilford
Brentford
Colchester
Watford
Hayes
Crawley
Winchester
Swindon
Deal
Bedford
Romford
Chichester

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Alternative routes for Santa Ana to Heathrow

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Fly with Cheapflights

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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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