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Cheap flights from Santa Ana, California to London 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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 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
Wed 3/1213:20SNA - LCY
2 stops20h 20mMultiple Airlines
Wed 10/1209:50LCY - SNA
2 stops18h 52mMultiple Airlines
Deal found 30/10£512

Cheap 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 31 October 2025.

Round-trip from

£464

One-way from

£184

Popular in

December

Cheapest in

February

Average price

£552
Delta
  • Delta
  • 2/12-16/12
  • 3 total stops
  • 37h 53m total
  • Santa Ana to London
Search Deals
21/1
  • 21/1
  • 3 total stops
  • 56h 14m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 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 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 31 October 2025.
Use the filters below to find and compare flights from Santa Ana to London that are best for you.

Fly from

Santa Ana

Fly to

London

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 29/10

Showing 1-10 of 59 results
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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, October is the cheapest month in which you can book a flight from Santa Ana, California to London (average of £190). Flying from Santa Ana, California to London in June is currently the most expensive (average of £428). 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?

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 05m. 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 cheapest airlines to fly from Santa Ana, California to London one-way?

    The cheapet airlines for a one-way flight from Santa Ana, California to London are WestJet (£187), United Airlines (£322), and Lufthansa (£341).

  • 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, October is the cheapest month in which you can book a flight from Santa Ana, California to London (average of £190). Flying from Santa Ana, California to London in June is currently the most expensive (average of £428). 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?

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Alternative routes for Santa Ana to London

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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 London?

Cheapflights makes it easy to find Santa Ana to London 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 London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Santa Ana to London.

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

Need flexible booking options for your flight to London from Santa Ana? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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