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Cheap flights from Santa Ana, California to London from £182

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
14 Dec — 21 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 14 November 2025.

Wed 26/1112:25SNA - LHR
1 stop15h 25mAir Canada
Wed 10/1212:00LHR - SNA
2 stops18h 28mAir Canada
Deal found 13/11£458
Fri 5/1209:30SNA - LHR
1 stop16h 30mIberia
Fri 12/1208:20LHR - SNA
1 stop19h 50mIberia
Deal found 13/11£462
Wed 26/1107:00SNA - LHR
2 stops16h 05mDelta
Wed 10/1206:20LHR - SNA
2 stops19h 50mDelta
Deal found 13/11£473
Wed 31/1208:00SNA - LHR
1 stop15h 05mDelta
Fri 9/117:20LHR - SNA
1 stop23h 56mDelta
Deal found 13/11£474
Wed 12/1113:50SNA - LHR
1 stop12h 10mDelta
Tue 18/1110:45LHR - SNA
1 stop15h 23mDelta
Deal found 12/11£476
Wed 31/1209:50SNA - LHR
1 stop13h 35mLufthansa
Tue 13/107:40LHR - SNA
2 stops18h 49mLufthansa
Deal found 14/11£476
Thu 11/1207:10SNA - LHR
1 stop16h 15mUnited Airlines
Mon 15/1206:30LHR - SNA
2 stops23h 58mUnited Airlines
Deal found 13/11£477
Thu 11/1211:41SNA - LHR
1 stop14h 44mBritish Airways
Mon 15/1208:20LHR - SNA
1 stop15h 42mBritish Airways
Deal found 12/11£486
Wed 10/1213:19SNA - LHR
1 stop12h 21mUnited Airlines
Wed 17/1207:40LHR - SNA
1 stop18h 37mUnited Airlines
Deal found 12/11£492
Wed 26/1112:14SNA - LCY
2 stops20h 26mMultiple Airlines
Wed 10/1209:50LCY - SNA
2 stops18h 52mMultiple Airlines
Deal found 13/11£533
Thu 4/1216:00SNA - LCY
2 stops16h 40mLufthansa
Thu 11/1209:40LCY - SNA
2 stops17h 07mLufthansa
Deal found 13/11£551
Fri 5/1208:00SNA - LCY
2 stops16h 10mDelta
Fri 12/1207:45LCY - SNA
2 stops22h 45mDelta
Deal found 13/11£552

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 14 November 2025.

Round-trip from

£458

One-way from

£182

Popular in

December

Cheapest in

October

Average price

£759
Air Canada
  • Air Canada
  • 26/11-10/12
  • 3 total stops
  • 33h 53m total
  • Santa Ana to London
Search Deals
9/12
  • 9/12
  • 2 total stops
  • 34h 21m total
  • Santa Ana to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£85 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 November 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 14 November 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

Wed 26/11

07:00-07:05

2 stops16h 05m

London Heathrow

Wed 10/12

06:20-18:10

2 stops19h 50m

£473

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

17:20-09:16

1 stop23h 56m

£474

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 16/1

08:00-11:15

2 stops19h 15m

London Heathrow

Mon 19/1

07:40-18:29

2 stops18h 49m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 14/1

19:50-07:25

1 stop27h 35m

London Heathrow

Sun 18/1

14:30-11:25

1 stop28h 55m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 11/12

07:10-07:25

1 stop16h 15m

London Heathrow

Mon 15/12

06:30-22:28

2 stops23h 58m

£477

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 11/12

07:00-07:05

2 stops16h 05m

London Heathrow

Mon 15/12

11:05-22:30

2 stops19h 25m

£495

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Fri 16/1

07:00-11:40

3 stops20h 40m

London City

Mon 19/1

17:50-18:41

2 stops32h 51m

£501

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 31/3

13:22-09:40

1 stop12h 18m

London Heathrow

Wed 15/4

09:30-21:31

2 stops20h 01m

£501

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 25/11

12:25-11:50

1 stop15h 25m

London Heathrow

Fri 5/12

14:30-11:25

1 stop28h 55m

£502

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Thu 26/2

12:04-16:35

2 stops20h 31m

London City

Mon 2/3

17:50-16:32

2 stops30h 42m

£511

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 60 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 £172). 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.

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 16h 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 (£239), United Airlines (£299), and Iberia (£328).

  • 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 £172). 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

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Alternative routes for Santa Ana to London

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Fly with Cheapflights

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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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