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Cheap flights from Santa Ana, California to London Heathrow Airport from £187

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
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 31 October 2025.

Tue 2/1209:55SNA - LHR
1 stop16h 05mDelta
Tue 16/1206:30LHR - SNA
2 stops21h 48mDelta
Deal found 30/10£464
Wed 26/1109:30SNA - LHR
1 stop13h 20mFinnair
Wed 3/1214:10LHR - SNA
1 stop15h 31mFinnair
Deal found 29/10£464
Wed 3/1207:00SNA - LHR
2 stops16h 05mDelta
Wed 10/1208:40LHR - SNA
2 stops19h 38mDelta
Deal found 30/10£467
Tue 18/1111:42SNA - LHR
1 stop12h 33mBritish Airways
Fri 5/1211:55LHR - SNA
1 stop16h 15mBritish Airways
Deal found 29/10£469
Sun 9/1116:25SNA - LHR
1 stop12h 50mBritish Airways
Tue 25/1108:20LHR - SNA
1 stop15h 36mBritish Airways
Deal found 29/10£471
Tue 2/1210:43SNA - LHR
1 stop13h 52mBritish Airways
Tue 16/1208:20LHR - SNA
1 stop17h 39mBritish Airways
Deal found 30/10£472
Thu 11/1209:49SNA - LHR
2 stops17h 51mDelta
Mon 15/1206:30LHR - SNA
2 stops21h 48mDelta
Deal found 30/10£475
Tue 11/1109:30SNA - LHR
1 stop13h 20mMultiple Airlines
Tue 18/1114:10LHR - SNA
1 stop15h 29mMultiple Airlines
Deal found 28/10£477
Sun 9/1117:20SNA - LHR
2 stops18h 50mDelta
Tue 25/1115:50LHR - SNA
2 stops26h 45mDelta
Deal found 29/10£480
Sun 7/1212:25SNA - LHR
2 stops58h 45mAir Canada
Sun 14/1214:30LHR - SNA
1 stop28h 55mAir Canada
Deal found 30/10£481
Wed 26/1112:25SNA - LHR
1 stop15h 25mAir Canada
Wed 3/1213:25LHR - SNA
2 stops30h 00mAir Canada
Deal found 29/10£486

Cheap 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 31 October 2025.

Round-trip from

£464

One-way from

£187

Popular in

December

Cheapest in

October

Average price

£578
Delta
  • Delta
  • 2/12-16/12
  • 3 total stops
  • 37h 53m total
  • Santa Ana to London
Search Deals
WestJet
  • WestJet
  • 18/1
  • 1 total stop
  • 14h 35m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£147 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£45 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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 31 October 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

Sun 18/1

11:20-10:30

1 stop15h 10m

London Heathrow

Sun 25/1

06:30-22:14

2 stops23h 44m

£470

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 11/12

12:25-11:50

1 stop15h 25m

London Heathrow

Mon 15/12

13:25-22:28

2 stops41h 03m

£471

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

12:25-11:50

1 stop15h 25m

London Heathrow

Fri 9/1

13:25-18:41

2 stops37h 16m

£471

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 11/12

12:45-11:40

1 stop14h 55m

London Heathrow

Mon 15/12

08:40-20:18

2 stops19h 38m

£471

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 31/12

08:00-07:05

1 stop15h 05m

London Heathrow

Fri 9/1

08:55-20:03

1 stop19h 08m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 11/11

09:30-06:50

1 stop13h 20m

London Heathrow

Tue 18/11

14:10-21:39

1 stop15h 29m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 16/2

12:25-11:50

1 stop15h 25m

London Heathrow

Tue 24/2

14:30-12:18

2 stops29h 48m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 17/2

11:10-10:30

1 stop15h 20m

London Heathrow

Fri 27/2

12:20-22:24

1 stop18h 04m

£482

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 18/2

06:45-06:25

1 stop15h 40m

London Heathrow

Fri 27/2

10:45-18:50

1 stop16h 05m

£482

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 16/2

07:15-10:30

1 stop19h 15m

London Heathrow

Tue 24/2

14:45-22:24

1 stop15h 39m

£482

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 24 results
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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 £331). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £530). 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?

    Delta, United Airlines, and KLM can get you from Santa Ana, California to London Heathrow Airport in just under 15h 05m. Your travel time can differ by up to 20m. 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, January is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £331). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £530). 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
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Chichester
Swindon
Crawley
Romford
Brentford
Ipswich

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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