Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Santa Ana, California to London from £181

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, California to London departing on 20/1. 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
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Santa Ana, California to London

Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
11:05 - 09:40
SNA
-
LHR
14h 35m1 stop
Lufthansa Logo
20:15 - 17:28
LHR
-
SNA
29h 13m2 stops
£450Lufthansa
Mon, 26 Jan - Mon, 2 Feb
Multiple Airlines Logo
12:25 - 11:50
SNA
-
LHR
15h 25m1 stop
Multiple Airlines Logo
06:35 - 11:25
LHR
-
SNA
36h 50m2 stops
£455Multiple Airlines
Wed, 4 Feb - Tue, 10 Feb
Lufthansa Logo
11:05 - 15:50
SNA
-
LHR
20h 45m2 stops
Lufthansa Logo
20:15 - 17:28
LHR
-
SNA
29h 13m2 stops
£456Lufthansa
Mon, 26 Jan - Mon, 2 Feb
United Airlines Logo
12:25 - 11:50
SNA
-
LHR
15h 25m1 stop
United Airlines Logo
07:40 - 20:50
LHR
-
SNA
20h 10m2 stops
£464United Airlines
Thu, 5 Mar - Mon, 9 Mar
Iberia Logo
10:53 - 14:05
SNA
-
LCY
19h 12m2 stops
Iberia Logo
19:15 - 10:08
LCY
-
SNA
22h 53m2 stops
£569Iberia
Wed, 4 Feb - Wed, 18 Feb
Iberia Logo
06:45 - 08:50
SNA
-
LCY
18h 05m2 stops
Iberia Logo
07:50 - 20:23
LCY
-
SNA
20h 33m2 stops
£618Iberia
Thu, 12 Feb - Thu, 19 Feb
Icelandair Logo
10:14 - 10:55
SNA
-
LGW
16h 41m2 stops
Icelandair Logo
11:55 - 21:12
LGW
-
SNA
17h 17m2 stops
£743Icelandair
Wed, 4 Feb - Wed, 18 Feb
Delta Logo
17:00 - 16:40
SNA
-
LCY
15h 40m2 stops
Delta Logo
09:20 - 22:12
LCY
-
SNA
20h 52m2 stops
£755Delta
Sun, 29 Mar - Mon, 6 Apr
Delta Logo
06:45 - 08:10
SNA
-
LCY
17h 25m2 stops
Delta Logo
08:40 - 20:22
LCY
-
SNA
19h 42m2 stops
£808Delta
Fri, 13 Feb - Sat, 21 Feb
Icelandair Logo
14:14 - 14:40
SNA
-
LGW
16h 26m2 stops
Icelandair Logo
15:40 - 22:30
LGW
-
SNA
38h 50m2 stops
£885Icelandair
Wed, 10 Jun - Thu, 18 Jun

United Airlines flights from Santa Ana, California to London

Our best United Airlines deals on Santa Ana, California to London flight tickets
United Airlines
5 Mar
SNA12:25Santa Ana J. Wayne/Orange Cnty
15h 25m
1 stop
LHR11:50London Heathrow
9 Mar
LHR07:40London Heathrow
20h 10m
2 stops
SNA20:50Santa Ana J. Wayne/Orange Cnty
£464
Find similar
United Airlines
25 Jan
SNA18:25Santa Ana J. Wayne/Orange Cnty
29h 00m
1 stop
LHR07:25London Heathrow
1 Feb
LHR14:30London Heathrow
28h 55m
1 stop
SNA11:25Santa Ana J. Wayne/Orange Cnty
£467
Find similar
United Airlines
29 Jan
SNA15:34Santa Ana J. Wayne/Orange Cnty
31h 56m
1 stop
LHR07:30London Heathrow
3 Feb
LHR14:30London Heathrow
28h 55m
1 stop
SNA11:25Santa Ana J. Wayne/Orange Cnty
£471
Find similar

Air Canada flights from Santa Ana, California to London

Our best Air Canada deals on Santa Ana, California to London flight tickets
Air Canada
5 Mar
SNA12:25Santa Ana J. Wayne/Orange Cnty
34h 45m
2 stops
LHR07:10London Heathrow
9 Mar
LHR14:30London Heathrow
28h 52m
2 stops
SNA12:22Santa Ana J. Wayne/Orange Cnty
£469
Find similar
Air Canada
3 Feb
SNA12:25Santa Ana J. Wayne/Orange Cnty
15h 25m
1 stop
LHR11:50London Heathrow
10 Feb
LHR14:30London Heathrow
28h 55m
1 stop
SNA11:25Santa Ana J. Wayne/Orange Cnty
£477
Find similar
Air Canada
8 Mar
SNA12:25Santa Ana J. Wayne/Orange Cnty
16h 25m
1 stop
LHR11:50London Heathrow
15 Mar
LHR13:25London Heathrow
53h 00m
2 stops
SNA11:25Santa Ana J. Wayne/Orange Cnty
£479
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Santa Ana, California 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, momondo users made 279,928 searches. Data last updated 29 December 2025.
Use the filters below to find and compare flights from Santa Ana, California to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 26/1

11:05-09:40

1 stop14h 35m

London Heathrow

Mon 2/2

20:15-17:28

2 stops29h 13m

£450

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 4/2

12:25-11:50

1 stop15h 25m

London Heathrow

Tue 10/2

06:35-11:25

2 stops36h 50m

£455

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 26/1

11:05-15:50

2 stops20h 45m

London Heathrow

Mon 2/2

20:15-17:28

2 stops29h 13m

£456

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 5/3

12:25-11:50

1 stop15h 25m

London Heathrow

Mon 9/3

07:40-20:50

2 stops20h 10m

£464

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 4/2

10:53-14:05

2 stops19h 12m

London City

Wed 18/2

19:15-10:08

2 stops22h 53m

£569

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Thu 12/2

06:45-08:50

2 stops18h 05m

London City

Thu 19/2

07:50-20:23

2 stops20h 33m

£618

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 4/2

10:14-10:55

2 stops16h 41m

London Gatwick

Wed 18/2

11:55-21:12

2 stops17h 17m

£743

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Sun 29/3

17:00-16:40

2 stops15h 40m

London City

Mon 6/4

09:20-22:12

2 stops20h 52m

£755

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Fri 13/2

06:45-08:10

2 stops17h 25m

London City

Sat 21/2

08:40-20:22

2 stops19h 42m

£808

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 10/6

14:14-14:40

2 stops16h 26m

London Gatwick

Thu 18/6

15:40-22:30

2 stops38h 50m

£885

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Santa Ana, California to London

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 day to depart on your flight to London?

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £487. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Santa Ana, California to London for around £572.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £512. Flights at midday are often more expensive, with an average ticket price of £639.

When to book flights from Santa Ana, California to London

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

Cheap Santa Ana, California to London (SNA to LON) flight deals and tips

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

Fastest flight time

12h 18m

Direct flights

None
The fastest flight from Santa Ana, California to London takes 12h 18m
There are no direct flights from Santa Ana, California to London. There are no popular flight routes from Santa Ana, California to London.
Search flight deals

  • How far is Santa Ana J. Wayne/Orange Cnty to London by plane?

    A flight from Santa Ana J. Wayne/Orange Cnty to London will travel around 5442.6 mi. In terms of flight time, this usually takes a little over 12h 18m.

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

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

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

    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.

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

    The necessary travel and health documents for your London 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Hayes
Chelmsford
Dover
Worthing
Hounslow
Bedford
Colchester
Ramsgate
Folkestone

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Ana to London for you.

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

momondo does allow users to show only those flights to London from Santa Ana which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Santa Ana to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from Santa Ana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 28/1
Wed 4/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport