How long is the flight from Santa Ana, California to London Heathrow Airport?

KLM, United Airlines, and Delta can get you from Santa Ana, California to London Heathrow Airport in just under 14h 55m. Your travel time can differ by up to 14h 05m. There are 5437 mi between Santa Ana, California and London Heathrow Airport. This flight may include one or multiple stops.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from SNA to LHR?

When flying from Santa Ana, California to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Santa Ana to London Heathrow?

Located just 4.8 mi from the city center, Santa Ana J. Wayne/Orange Cnty is the airport most travelers will use when flying to London Heathrow from Santa Ana. Booking flights from J. Wayne/Orange Cnty (SNA) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.

Can I find deals for flights from Santa Ana to Heathrow that include hotel bookings?

Yes. In addition to deals on Santa Ana to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Santa Ana to Heathrow?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Ana to Heathrow.

Can I find deals for business class flights from Santa Ana to Heathrow?

Yes. Cheapflights offers flight deals from Santa Ana to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£199+ Flights from Santa Ana, California to London Heathrow Airport

Find flight deals from Santa Ana to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Santa Ana to Heathrow
Explore the most affordable flight options available from Santa Ana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.

Wed 31/1213:10SNA - LHR

1 stop12h 50mDelta

Fri 9/117:20LHR - SNA

1 stop23h 56mDelta

Deal found 17/11£474

Wed 10/1211:46SNA - LHR

1 stop12h 59mKLM

Thu 18/1214:45LHR - SNA

1 stop15h 36mKLM

Deal found 14/11£475

Wed 19/1108:00SNA - LHR

1 stop15h 05mDelta

Tue 2/1214:45LHR - SNA

1 stop15h 36mDelta

Deal found 15/11£476

Tue 2/1206:45SNA - LHR

1 stop15h 40mDelta

Tue 16/1213:00LHR - SNA

2 stops27h 56mDelta

Deal found 15/11£479

Mon 8/1215:10SNA - LHR

1 stop13h 40mDelta

Fri 19/1214:00LHR - SNA

1 stop27h 18mDelta

Deal found 14/11£480

Mon 8/1208:00SNA - LHR

2 stops19h 40mDelta

Thu 18/1216:00LHR - SNA

1 stop25h 18mDelta

Deal found 14/11£483

Tue 2/1213:19SNA - LHR

1 stop12h 21mMultiple Airlines

Fri 12/1210:25LHR - SNA

1 stop15h 52mMultiple Airlines

Deal found 15/11£497

Fri 5/1211:41SNA - LHR

1 stop12h 34mMultiple Airlines

Thu 25/1210:05LHR - SNA

1 stop18h 08mMultiple Airlines

Deal found 17/11£507

Tue 2/1215:10SNA - LHR

1 stop13h 40mDelta

Sun 7/1211:45LHR - SNA

2 stops38h 21mDelta

Deal found 15/11£509

Thu 27/1106:45SNA - LHR

1 stop16h 05mIberia

Thu 4/1208:20LHR - SNA

1 stop19h 51mIberia

Deal found 14/11£513

Sun 7/1209:00SNA - LHR

1 stop14h 05mVirgin Atlantic

Sun 14/1210:45LHR - SNA

1 stop13h 40mVirgin Atlantic

Deal found 17/11£514

Best flights from Santa Ana to Heathrow
Discover carefully curated flight deals from Santa Ana to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 November 2025.

Tue 9/1212:45SNA - LHR

1 stop14h 55mKLM

Thu 18/1214:45LHR - SNA

1 stop15h 36mKLM

Deal found 14/11£475

Wed 7/118:25SNA - LHR

1 stop29h 00mUnited Airlines

Wed 14/114:30LHR - SNA

1 stop28h 55mUnited Airlines

Deal found 16/11£476

Mon 8/1208:00SNA - LHR

2 stops19h 40mDelta

Thu 18/1216:00LHR - SNA

1 stop25h 18mDelta

Deal found 14/11£483

Fri 9/107:10SNA - LHR

2 stops20h 40mMultiple Airlines

Mon 12/111:35LHR - SNA

1 stop13h 53mMultiple Airlines

Deal found 15/11£496

Sun 7/1209:00SNA - LHR

1 stop14h 05mVirgin Atlantic

Sun 14/1210:45LHR - SNA

1 stop13h 40mVirgin Atlantic

Deal found 16/11£514

Tue 24/310:05SNA - LHR

1 stop14h 20mLufthansa

Thu 2/411:25LHR - SNA

1 stop13h 54mLufthansa

Deal found 17/11£514

Sun 1/313:20SNA - LHR

1 stop12h 20mMultiple Airlines

Tue 10/310:25LHR - SNA

1 stop15h 32mMultiple Airlines

Deal found 16/11£502

Wed 3/1213:50SNA - LHR

1 stop12h 10mDelta

Sun 7/1211:45LHR - SNA

2 stops38h 21mDelta

Deal found 15/11£509

Mon 8/1206:45SNA - LHR

2 stops17h 05mVirgin Atlantic

Sun 14/1209:40LHR - SNA

2 stops20h 50mVirgin Atlantic

Deal found 16/11£517

Mon 30/312:25SNA - LHR

1 stop16h 55mUnited Airlines

Tue 14/411:25LHR - SNA

1 stop13h 54mUnited Airlines

Deal found 15/11£527

Fri 5/1211:41SNA - LHR

1 stop12h 34mMultiple Airlines

Thu 25/1210:05LHR - SNA

1 stop18h 08mMultiple Airlines

Deal found 17/11£507

Thu 26/211:15SNA - LHR

1 stop15h 15mVirgin Atlantic

Mon 2/310:45LHR - SNA

1 stop17h 23mVirgin Atlantic

Deal found 16/11£526

Last-minute flights from Santa Ana to Heathrow
Discover last-minute flight deals from Santa Ana to Heathrow. Data last updated 18 November 2025 and is based on user searches.

Wed 19/1108:00SNA - LHR

1 stop15h 05mDelta

Tue 2/1214:45LHR - SNA

1 stop15h 36mDelta

Deal found 15/11£476

Thu 27/1106:45SNA - LHR

1 stop16h 05mIberia

Thu 4/1208:20LHR - SNA

1 stop19h 51mIberia

Deal found 14/11£513

Tue 2/1206:45SNA - LHR

1 stop15h 40mDelta

Tue 16/1213:00LHR - SNA

2 stops27h 56mDelta

Deal found 15/11£479

Tue 2/1213:19SNA - LHR

1 stop12h 21mLufthansa

Thu 11/1211:35LHR - SNA

1 stop14h 03mLufthansa

Deal found 16/11£497

Tue 2/1215:10SNA - LHR

1 stop13h 40mDelta

Sun 7/1211:45LHR - SNA

2 stops38h 21mDelta

Deal found 15/11£509

Fri 5/1211:41SNA - LHR

1 stop12h 34mMultiple Airlines

Thu 25/1210:05LHR - SNA

1 stop18h 08mMultiple Airlines

Deal found 17/11£507

Sun 7/1209:00SNA - LHR

1 stop14h 05mVirgin Atlantic

Sun 14/1210:45LHR - SNA

1 stop13h 40mVirgin Atlantic

Deal found 17/11£514

Mon 8/1215:10SNA - LHR

1 stop13h 40mDelta

Fri 19/1214:00LHR - SNA

1 stop27h 18mDelta

Deal found 14/11£480

Mon 8/1208:00SNA - LHR

2 stops19h 40mDelta

Thu 18/1216:00LHR - SNA

1 stop25h 18mDelta

Deal found 14/11£483

Wed 10/1211:46SNA - LHR

1 stop12h 59mKLM

Thu 18/1214:45LHR - SNA

1 stop15h 36mKLM

Deal found 14/11£475

Wed 31/1213:10SNA - LHR

1 stop12h 50mDelta

Fri 9/117:20LHR - SNA

1 stop23h 56mDelta

Deal found 17/11£474

One-way flights from Santa Ana to Heathrow
Search for one-way flight options from Santa Ana to Heathrow. Find affordable one-way fares based on user searches. Data last updated 18 November 2025.

Tue 20/114:15SNA - LHR

1 stop14h 35mWestJet

Deal found 16/11£199

Thu 12/314:15SNA - LHR

1 stop15h 35mWestJet

Deal found 15/11£205

Sat 17/114:15SNA - LHR

1 stop14h 35mWestJet

Deal found 17/11£207

Thu 15/114:15SNA - LHR

1 stop14h 35mWestJet

Deal found 16/11£218

Sun 30/1114:15SNA - LHR

1 stop14h 35mWestJet

Deal found 16/11£236

Sat 29/1114:15SNA - LHR

1 stop14h 35mWestJet

Deal found 16/11£239

Thu 16/414:15SNA - LHR

1 stop13h 50mWestJet

Deal found 16/11£255

Tue 6/111:11SNA - LHR

3 stops39h 39mMultiple Airlines

Deal found 15/11£274

Tue 6/113:17SNA - LHR

2 stops32h 38mLufthansa

Deal found 15/11£283

Thu 1/109:50SNA - LHR

1 stop18h 10mLufthansa

Deal found 17/11£291

Wed 18/312:25SNA - LHR

1 stop16h 25mAir Canada

Deal found 15/11£293

Sun 18/110:51SNA - LHR

1 stop13h 04mBrussels Airlines

Deal found 16/11£299

Cheap flight deals from Santa Ana to Heathrow

Round-trip from	£464
One-way from	£199
Popular in	December
Cheapest in	October
Average price	£587

13/1-20/1
4 total stops
71h 35m total
Santa Ana to London

Search Deals

WestJet
20/1
1 total stop
14h 35m total
Santa Ana to London

Search Deals

Highest demand for flights based on searches. 25% potential increase in price (£194 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£51 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Cheapflights Fare Finder

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

Tue 9/12

12:45-11:40

1 stop14h 55m

London Heathrow

Thu 18/12

14:45-22:21

1 stop15h 36m

£475

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 7/1

18:25-07:25

1 stop29h 00m

London Heathrow

Wed 14/1

14:30-11:25

1 stop28h 55m

£476

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 8/12

08:00-11:40

2 stops19h 40m

London Heathrow

Thu 18/12

16:00-09:18

1 stop25h 18m

£483

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 9/1

07:10-11:50

2 stops20h 40m

London Heathrow

Mon 12/1

11:35-17:28

1 stop13h 53m

£496

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 1/3

13:20-09:40

1 stop12h 20m

London Heathrow

Tue 10/3

10:25-18:57

1 stop15h 32m

£502

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 5/12

11:41-08:15

1 stop12h 34m

London Heathrow

Thu 25/12

10:05-20:13

1 stop18h 08m

£507

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 3/12

13:50-10:00

1 stop12h 10m

London Heathrow

Sun 7/12

11:45-18:06

2 stops38h 21m

£509

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 7/12

09:00-07:05

1 stop14h 05m

London Heathrow

Sun 14/12

10:45-16:25

1 stop13h 40m

£514

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 24/3

10:05-07:25

1 stop14h 20m

London Heathrow

Thu 2/4

11:25-17:19

1 stop13h 54m

£514

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 8/12

06:45-07:50

2 stops17h 05m

London Heathrow

Sun 14/12

09:40-22:30

2 stops20h 50m

£517

Flights are sorted by cheapest return flights first.

Deals found on 15/11

Showing 1-10 of 19 results

Best time to book a flight from Santa Ana to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

What is the cheapest month to book a flight from Santa Ana, California to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £360). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £531). 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

What airport do you fly from for flights from Santa Ana to London Heathrow?
Located just 4.8 mi from the city center, Santa Ana J. Wayne/Orange Cnty is the airport most travelers will use when flying to London Heathrow from Santa Ana. Booking flights from J. Wayne/Orange Cnty (SNA) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 0 different airlines.
How long is the flight from Santa Ana, California to London Heathrow Airport?
KLM, United Airlines, and Delta can get you from Santa Ana, California to London Heathrow Airport in just under 14h 55m. Your travel time can differ by up to 14h 05m. There are 5437 mi between Santa Ana, California and London Heathrow Airport. This flight may include one or multiple stops.
Can I find deals for flights from Santa Ana to Heathrow that include hotel bookings?
Yes. In addition to deals on Santa Ana to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Santa Ana to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Ana to Heathrow.
Can I find deals for business class flights from Santa Ana to Heathrow?
Yes. Cheapflights offers flight deals from Santa Ana to Heathrow 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 Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Santa Ana, California to London Heathrow Airport (average of £360). Flying from Santa Ana, California to London Heathrow Airport in June is currently the most expensive (average of £531). 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.

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Why should you use Cheapflights to find cheap flight tickets from Santa Ana to Heathrow?

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

Certainly. Search results for flights to Heathrow from Santa Ana shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Santa Ana today and book when prices fit your budget.

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Cheap flights from Santa Ana, California to London Heathrow Airport from £199

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Santa Ana to Heathrow

Cheapest flights from Santa Ana to HeathrowExplore the most affordable flight options available from Santa Ana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.

Explore the most affordable flight options available from Santa Ana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.

Cheap flight deals from Santa Ana to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santa Ana to London Heathrow Airport that are best for you.

Best time to book a flight from Santa Ana to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Santa Ana with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Santa Ana to London Heathrow Airport

What is the cheapest month to book a flight from Santa Ana, California to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to Heathrow. 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 Heathrow?

How long is the flight from Santa Ana, California to London Heathrow Airport?

Can I find deals for flights from Santa Ana to Heathrow that include hotel bookings?

How can I find direct flights from Santa Ana to Heathrow?

Can I find deals for business class flights from Santa Ana to Heathrow?

What is the cheapest month to book a flight from Santa Ana, California to London Heathrow Airport?

Travelling to a place near London Heathrow Airport?

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Alternative routes for Santa Ana to Heathrow

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How does Cheapflights help users find flights from Santa Ana to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from Santa Ana to Heathrow?

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

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

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Cheapest flights from Santa Ana to Heathrow
Explore the most affordable flight options available from Santa Ana to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 November 2025.