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Cheap flights from Santa Ana to London from £286

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 18/4. 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

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
18:39 - 22:40
SNA
-
LHR
20h 01m
2 stops
Lufthansa Logo
07:25 - 17:28
LHR
-
SNA
18h 03m
2 stops
£600Lufthansa
Tue, 28 Apr - Fri, 8 May
Lufthansa Logo
11:10 - 14:40
SNA
-
LHR
19h 30m
2 stops
Lufthansa Logo
07:25 - 17:23
LHR
-
SNA
17h 58m
2 stops
£606Lufthansa
Wed, 8 Apr - Wed, 22 Apr
Lufthansa Logo
13:20 - 14:40
SNA
-
LHR
17h 20m
2 stops
Lufthansa Logo
06:55 - 20:40
LHR
-
SNA
21h 45m
2 stops
£608Lufthansa
Sun, 23 Aug - Wed, 2 Sep
British Airways Logo
13:17 - 10:50
SNA
-
LHR
13h 33m
1 stop
British Airways Logo
09:45 - 20:50
LHR
-
SNA
19h 05m
1 stop
£613British Airways
Tue, 7 Apr - Thu, 23 Apr
British Airways Logo
07:45 - 06:50
SNA
-
LHR
15h 05m
1 stop
British Airways Logo
10:05 - 15:30
LHR
-
SNA
13h 25m
1 stop
£618British Airways
Tue, 14 Apr - Tue, 21 Apr
Air Canada Logo
13:15 - 06:30
SNA
-
LHR
33h 15m
2 stops
Air Canada Logo
08:40 - 12:18
LHR
-
SNA
35h 38m
2 stops
£623Air Canada
Tue, 15 Sep - Wed, 30 Sep
Multiple Airlines Logo
06:50 - 06:30
SNA
-
LHR
15h 40m
2 stops
Multiple Airlines Logo
06:00 - 12:18
LHR
-
SNA
38h 18m
2 stops
£627Multiple Airlines
Tue, 8 Sep - Tue, 15 Sep
Delta Logo
07:00 - 11:00
SNA
-
LHR
20h 00m
1 stop
Delta Logo
09:55 - 22:29
LHR
-
SNA
20h 34m
2 stops
£629Delta
Tue, 28 Apr - Fri, 8 May
Delta Logo
11:05 - 12:10
SNA
-
LHR
17h 05m
1 stop
Delta Logo
06:30 - 17:53
LHR
-
SNA
19h 23m
2 stops
£630Delta
Wed, 8 Apr - Wed, 22 Apr
Delta Logo
11:05 - 12:10
SNA
-
LHR
17h 05m
1 stop
Delta Logo
09:55 - 21:54
LHR
-
SNA
19h 59m
2 stops
£630Delta
Wed, 8 Apr - Wed, 22 Apr

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
7 Apr
SNA13:17Santa Ana J. Wayne/Orange Cnty
13h 33m
1 stop
LHR10:50London Heathrow
23 Apr
LHR09:45London Heathrow
19h 05m
1 stop
SNA20:50Santa Ana J. Wayne/Orange Cnty
£613
British Airways
14 Apr
SNA07:45Santa Ana J. Wayne/Orange Cnty
15h 05m
1 stop
LHR06:50London Heathrow
21 Apr
LHR10:05London Heathrow
13h 25m
1 stop
SNA15:30Santa Ana J. Wayne/Orange Cnty
£618
British Airways
2 Apr
SNA12:26Santa Ana J. Wayne/Orange Cnty
14h 24m
1 stop
LHR10:50London Heathrow
9 Apr
LHR10:05London Heathrow
16h 24m
1 stop
SNA18:29Santa Ana J. Wayne/Orange Cnty
£641

Lufthansa flights from Santa Ana to London Heathrow Airport

Our best Lufthansa deals on Santa Ana to London Heathrow Airport flight tickets
Lufthansa
28 Apr
SNA18:39Santa Ana J. Wayne/Orange Cnty
20h 01m
2 stops
LHR22:40London Heathrow
8 May
LHR07:25London Heathrow
18h 03m
2 stops
SNA17:28Santa Ana J. Wayne/Orange Cnty
£600
Lufthansa
8 Apr
SNA11:10Santa Ana J. Wayne/Orange Cnty
19h 30m
2 stops
LHR14:40London Heathrow
22 Apr
LHR07:25London Heathrow
17h 58m
2 stops
SNA17:23Santa Ana J. Wayne/Orange Cnty
£606
Lufthansa
23 Aug
SNA13:20Santa Ana J. Wayne/Orange Cnty
17h 20m
2 stops
LHR14:40London Heathrow
2 Sept
LHR06:55London Heathrow
21h 45m
2 stops
SNA20:40Santa Ana J. Wayne/Orange Cnty
£608

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 21 March 2026.
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

Cheapest return flight

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 28/4

18:39-22:40

2 stops20h 01m

London Heathrow

Fri 8/5

07:25-17:28

2 stops18h 03m

£600

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/4

11:10-14:40

2 stops19h 30m

London Heathrow

Wed 22/4

07:25-17:23

2 stops17h 58m

£606

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 23/8

13:20-14:40

2 stops17h 20m

London Heathrow

Wed 2/9

06:55-20:40

2 stops21h 45m

£608

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 7/4

13:17-10:50

1 stop13h 33m

London Heathrow

Thu 23/4

09:45-20:50

1 stop19h 05m

£613
Fastest return journey

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 14/4

07:45-06:50

1 stop15h 05m

London Heathrow

Tue 21/4

10:05-15:30

1 stop13h 25m

£618

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 15/9

13:15-06:30

2 stops33h 15m

London Heathrow

Wed 30/9

08:40-12:18

2 stops35h 38m

£623

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 8/9

06:50-06:30

2 stops15h 40m

London Heathrow

Tue 15/9

06:00-12:18

2 stops38h 18m

£627

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 28/4

07:00-11:00

1 stop20h 00m

London Heathrow

Fri 8/5

09:55-22:29

2 stops20h 34m

£629

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/4

11:05-12:10

1 stop17h 05m

London Heathrow

Wed 22/4

06:30-17:53

2 stops19h 23m

£630

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/4

11:05-12:10

1 stop17h 05m

London Heathrow

Wed 22/4

09:55-21:54

2 stops19h 59m

£630

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

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, January 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 £440. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Santa Ana averaging around £525.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as £526. 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 £601.

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 £545. 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 £645 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

Fastest flight time

12h 20m

Direct flights

None
The fastest flight from Santa Ana to London Heathrow Airport takes 12h 20m
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.
Search flight deals

  • 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 20m.

  • 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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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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