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Cheap flights from Santa Ana to London from £215

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Ana to London departing on 15/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Santa Ana to London (SNA-LHR)

Cheap return flights

British Airways Logo
16:42 - 14:25SNA-LHR
13h 43m1 stop
British Airways Logo
08:20 - 15:48LHR-SNA
15h 28m1 stop
£435British Airways
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Wed, 24 Sep - Wed, 22 Oct
Delta Logo
09:42 - 09:50SNA-LHR
16h 08m1 stop
Delta Logo
06:20 - 22:17LHR-SNA
22h 57m2 stops
£438Delta
Find Deal
Tue, 21 Oct - Thu, 30 Oct
Virgin Atlantic Logo
14:05 - 11:20SNA-LHR
13h 15m1 stop
Virgin Atlantic Logo
13:25 - 22:17LHR-SNA
16h 52m1 stop
£440Virgin Atlantic
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Mon, 29 Sep - Tue, 14 Oct
Logo
09:30 - 06:50SNA-LHR
13h 20m1 stop
Logo
11:45 - 19:57LHR-SNA
16h 12m1 stop
£444
Find Deal
Wed, 12 Nov - Wed, 19 Nov
Virgin Atlantic Logo
13:44 - 13:30SNA-LHR
15h 46m2 stops
Virgin Atlantic Logo
13:25 - 22:17LHR-SNA
16h 52m1 stop
£447Virgin Atlantic
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Tue, 7 Oct - Tue, 14 Oct
Iberia Logo
14:52 - 06:25SNA-LHR
31h 33m1 stop
Iberia Logo
10:30 - 20:03LHR-SNA
17h 33m1 stop
£448Iberia
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Sat, 4 Oct - Wed, 22 Oct
Iberia Logo
09:15 - 10:50SNA-LHR
17h 35m1 stop
Iberia Logo
08:20 - 22:05LHR-SNA
21h 45m1 stop
£481Iberia
Find Deal
Mon, 22 Sep - Sun, 5 Oct
Logo
06:50 - 06:30SNA-LHR
15h 40m2 stops
Logo
08:45 - 12:18LHR-SNA
35h 33m2 stops
£481
Find Deal
Tue, 7 Oct - Tue, 14 Oct
United Airlines Logo
13:20 - 13:20SNA-LHR
16h 00m1 stop
United Airlines Logo
06:35 - 20:32LHR-SNA
20h 57m2 stops
£488United Airlines
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Wed, 22 Oct - Wed, 29 Oct
United Airlines Logo
13:20 - 13:20SNA-LHR
16h 00m1 stop
United Airlines Logo
14:30 - 11:25LHR-SNA
27h 55m1 stop
£492United Airlines
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Wed, 22 Oct - Wed, 29 Oct

British Airways flights from Santa Ana to London Heathrow Airport

Our best British Airways deals on Santa Ana to London Heathrow Airport flight tickets
British Airways
24 Sept
SNA16:42Santa Ana J. Wayne/Orange Cnty
13h 43m
1 stop
LHR14:25London Heathrow
22 Oct
LHR08:20London Heathrow
15h 28m
1 stop
SNA15:48Santa Ana J. Wayne/Orange Cnty
£435
Find similar
British Airways
7 Oct
SNA14:34Santa Ana J. Wayne/Orange Cnty
14h 11m
1 stop
LHR12:45London Heathrow
21 Oct
LHR13:10London Heathrow
16h 16m
1 stop
SNA21:26Santa Ana J. Wayne/Orange Cnty
£443
Find similar
British Airways
8 Oct
SNA16:43Santa Ana J. Wayne/Orange Cnty
13h 42m
1 stop
LHR14:25London Heathrow
15 Oct
LHR12:00London Heathrow
16h 03m
1 stop
SNA20:03Santa Ana J. Wayne/Orange Cnty
£457
Find similar

Delta flights from Santa Ana to London Heathrow Airport

Our best Delta deals on Santa Ana to London Heathrow Airport flight tickets
Delta
21 Oct
SNA09:42Santa Ana J. Wayne/Orange Cnty
16h 08m
1 stop
LHR09:50London Heathrow
30 Oct
LHR06:20London Heathrow
22h 57m
2 stops
SNA22:17Santa Ana J. Wayne/Orange Cnty
£438
Find similar
Delta
21 Oct
SNA19:00Santa Ana J. Wayne/Orange Cnty
17h 00m
2 stops
LHR20:00London Heathrow
30 Oct
LHR06:20London Heathrow
23h 08m
2 stops
SNA22:28Santa Ana J. Wayne/Orange Cnty
£441
Find similar
Delta
15 Sept
SNA13:52Santa Ana J. Wayne/Orange Cnty
13h 18m
1 stop
LHR11:10London Heathrow
23 Sept
LHR06:15London Heathrow
22h 12m
2 stops
SNA20:27Santa Ana J. Wayne/Orange Cnty
£460
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Santa Ana to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 9 September 2025.
Use the filters below to find and compare flights from Santa Ana to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 24/9

16:42-14:25

1 stop13h 43m

London Heathrow

Wed 22/10

08:20-15:48

1 stop15h 28m

£435

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 21/10

09:42-09:50

1 stop16h 08m

London Heathrow

Thu 30/10

06:20-22:17

2 stops22h 57m

£438

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 29/9

14:05-11:20

1 stop13h 15m

London Heathrow

Tue 14/10

13:25-22:17

1 stop16h 52m

£440

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/11

09:30-06:50

1 stop13h 20m

London Heathrow

Wed 19/11

11:45-19:57

1 stop16h 12m

£444

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 7/10

13:44-13:30

2 stops15h 46m

London Heathrow

Tue 14/10

13:25-22:17

1 stop16h 52m

£447

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 4/10

14:52-06:25

1 stop31h 33m

London Heathrow

Wed 22/10

10:30-20:03

1 stop17h 33m

£448

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 22/9

09:15-10:50

1 stop17h 35m

London Heathrow

Sun 5/10

08:20-22:05

1 stop21h 45m

£481

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 7/10

06:50-06:30

2 stops15h 40m

London Heathrow

Tue 14/10

08:45-12:18

2 stops35h 33m

£481

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 22/10

13:20-13:20

1 stop16h 00m

London Heathrow

Wed 29/10

06:35-20:32

2 stops20h 57m

£488

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 22/10

13:20-13:20

1 stop16h 00m

London Heathrow

Wed 29/10

14:30-11:25

1 stop27h 55m

£492

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Santa Ana to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Santa Ana to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £560. The month of July is another great option to travel to London Heathrow Airport, with average flight prices from Santa Ana averaging around £565.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Santa Ana is on a Monday. momondo users have found tickets for Monday departures for as low as £521. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £587.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Santa Ana to London Heathrow Airport in the afternoon for as low as £541. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £649 on average. Flights to London Heathrow Airport from Santa Ana at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Santa Ana to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Ana to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Santa Ana to London Heathrow Airport (SNA to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Ana to London Heathrow Airport

Direct flights

None
There are no direct flights from Santa Ana to London Heathrow Airport. There are no popular flight routes from Santa Ana to London Heathrow Airport.
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  • How far is Santa Ana J. Wayne/Orange Cnty to London Heathrow by plane?

    London Heathrow is 5433.2 mi away from Santa Ana J. Wayne/Orange Cnty. A reasonable flight in good conditions will take 12h 05m.

  • When did momondo last update prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to London Heathrow Airport?

    Prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to London Heathrow Airport were last updated today.

  • How old do you have to be to fly from Santa Ana J. Wayne/Orange Cnty Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Ana J. Wayne/Orange Cnty Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Poole
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Salisbury
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Santa Ana to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Santa Ana.

Can I find flights from Santa Ana to London with flexible booking policies on momondo?

All flight searches from Santa Ana to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Santa Ana to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Santa Ana.

I’m not ready to book a flight from Santa Ana to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Santa Ana to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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