What are the cheapest airlines flying from Santa Ana to London Heathrow Airport round-trip?

According to our current data, United Airlines ($685), Delta ($762), and Air Canada ($786) offers the cheapest pricing from Santa Ana to London Heathrow Airport. Users have found that United Airlines is 22% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Santa Ana to London Heathrow Airport one-way?

One-way options have recently been found by users for as low as $468 on Air Canada. Other airlines that offer cheap prices include Delta from $473 and WestJet from $480 one-way.

What are the most popular airlines that fly from Santa Ana to London Heathrow Airport?

Consider American Airlines, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from Santa Ana to London Heathrow Airport.

What is the cheapest day to fly round-trip from Santa Ana to London Heathrow Airport?

Flights from Santa Ana to London Heathrow Airport are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

How far in advance should I book a flight from Santa Ana to London Heathrow Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 54 days in advance, which can save you up to 9% on flights from Santa Ana to London Heathrow Airport compared to booking the week you need them. Waiting 54 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $715. For sooner than that we have options available in the next 3 days from $959.

What is the cheapest month to fly from Santa Ana to London Heathrow Airport?

Our data shows that October tends to be the cheapest month to fly to London Heathrow Airport from Santa Ana. Users have commonly found prices around $746 for the month, but tickets can be as low as $440. Due to multiple factors, prepare for potentially higher prices in June.

Most accurate provider : When it comes to deals on Santa Ana-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Ana-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana-London Heathrow Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Santa Ana-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Ana-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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 Heathrow. You should not have trouble finding flights to London Heathrow from J. Wayne/Orange Cnty; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Santa Ana airport to London Heathrow. It is only a 4.8 mi journey to J. Wayne/Orange Cnty (SNA) from Santa Ana’s city center.

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 vacation 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.

$468+ Flights from Santa Ana to London Heathrow Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to London Heathrow are usually found in April or October, booked 27 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Santa Ana to Heathrow

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$685 (United Airlines)
One-way from	$468 (Air Canada)
Popular in	June
Cheapest in	April
Average price	$789

Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-London Heathrow flight deals.

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Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-London Heathrow flights.

Search Deals

From Santa Ana J. Wayne/Orange Cnty to London Heathrow

Search Deals

One-way flight from Santa Ana J. Wayne/Orange Cnty to London Heathrow

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($186 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Santa Ana to Heathrow

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 March 27, 2025.

Tue 4/2912:30 pmSNA - LHR

1 stop16h 50mUnited Airlines

Fri 5/92:05 pmLHR - SNA

2 stops29h 51mUnited Airlines

Deal found 3/27

$685

Wed 4/169:45 amSNA - LHR

1 stop16h 40mMultiple Airlines

Wed 4/232:10 pmLHR - SNA

1 stop29h 12mMultiple Airlines

Deal found 3/26

$702

Thu 4/171:10 pmSNA - LHR

1 stop16h 00mDelta

Wed 4/3011:00 amLHR - SNA

1 stop13h 20mDelta

Deal found 3/26

$762

Wed 8/271:30 pmSNA - LHR

1 stop15h 50mAir Canada

Wed 9/33:50 pmLHR - SNA

2 stops29h 24mAir Canada

Deal found 3/26

$786

Wed 4/3012:00 pmSNA - LHR

1 stop17h 30mKLM

Tue 6/312:25 pmLHR - SNA

1 stop15h 57mKLM

Deal found 3/27

$857

Tue 4/151:20 pmSNA - LHR

1 stop12h 20mLufthansa

Sun 4/272:50 pmLHR - SNA

1 stop13h 40mLufthansa

Deal found 3/26

$959

Fri 4/2510:00 amSNA - LHR

2 stops26h 20mIcelandair

Fri 5/21:05 pmLHR - SNA

2 stops17h 25mIcelandair

Deal found 3/26

$1,004

Thu 6/123:56 pmSNA - LHR

1 stop14h 19mVirgin Atlantic

Fri 6/206:30 amLHR - SNA

2 stops21h 37mVirgin Atlantic

Deal found 3/26

$1,014

Best flights from Santa Ana to Heathrow
Discover carefully curated flight deals from Santa Ana to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 27, 2025.

Tue 4/2912:30 pmSNA - LHR

1 stop16h 50mUnited Airlines

Fri 5/92:05 pmLHR - SNA

2 stops29h 51mUnited Airlines

Deal found 3/27

$685

Wed 4/169:45 amSNA - LHR

1 stop16h 40mMultiple Airlines

Wed 4/232:10 pmLHR - SNA

1 stop29h 12mMultiple Airlines

Deal found 3/26

$702

Thu 4/171:10 pmSNA - LHR

1 stop16h 00mDelta

Wed 4/3011:00 amLHR - SNA

1 stop13h 20mDelta

Deal found 3/26

$762

Wed 8/271:30 pmSNA - LHR

1 stop15h 50mAir Canada

Wed 9/33:50 pmLHR - SNA

2 stops29h 24mAir Canada

Deal found 3/26

$786

Wed 4/3012:00 pmSNA - LHR

1 stop17h 30mKLM

Tue 6/312:25 pmLHR - SNA

1 stop15h 57mKLM

Deal found 3/27

$857

Tue 4/151:20 pmSNA - LHR

1 stop12h 20mLufthansa

Sun 4/272:50 pmLHR - SNA

1 stop13h 40mLufthansa

Deal found 3/26

$959

Fri 4/2510:00 amSNA - LHR

2 stops26h 20mIcelandair

Fri 5/21:05 pmLHR - SNA

2 stops17h 25mIcelandair

Deal found 3/26

$1,004

Thu 6/123:56 pmSNA - LHR

1 stop14h 19mVirgin Atlantic

Fri 6/206:30 amLHR - SNA

2 stops21h 37mVirgin Atlantic

Deal found 3/26

$1,014

Tue 4/157:45 amSNA - LHR

2 stops16h 15mAer Lingus

Sun 9/149:50 amLHR - SNA

2 stops19h 31mAer Lingus

Deal found 3/25

$1,137

Tue 5/2712:50 pmSNA - LHR

1 stop15h 15mWestJet

Wed 5/282:10 pmLHR - SNA

1 stop29h 49mWestJet

Deal found 3/26

$1,211

Sat 5/2411:10 amSNA - LHR

3 stops23h 40mScandinavian Airlines

Sat 5/316:40 amLHR - SNA

2 stops23h 47mScandinavian Airlines

Deal found 3/26

$1,212

Last-minute flights from Santa Ana to Heathrow
Discover last-minute flight deals from Santa Ana to Heathrow. Data last updated March 27, 2025 and is based on user searches.

Wed 3/2611:08 amSNA - LHR

1 stop13h 12mIberia

Mon 3/313:10 pmLHR - SNA

1 stop15h 28mIberia

Deal found 3/25

$9,998

Wed 4/212:30 pmSNA - LHR

1 stop16h 50mUnited Airlines

Wed 4/162:50 pmLHR - SNA

1 stop13h 40mUnited Airlines

Deal found 3/26

$978

Wed 4/21:20 pmSNA - LHR

1 stop14h 45mWestJet

Wed 4/166:15 amLHR - SNA

2 stops38h 20mWestJet

Deal found 3/26

$3,318

Thu 4/31:20 pmSNA - LHR

1 stop12h 20mMultiple Airlines

Sat 4/1211:05 amLHR - SNA

1 stop15h 34mMultiple Airlines

Deal found 3/25

$7,299

Fri 4/412:30 pmSNA - LHR

1 stop16h 50mAir Canada

Sun 4/132:05 pmLHR - SNA

2 stops29h 17mAir Canada

Deal found 3/26

$1,068

Fri 4/41:10 pmSNA - LHR

2 stops15h 30mAer Lingus

Sat 4/199:10 pmLHR - SNA

2 stops54h 57mAer Lingus

Deal found 3/26

$1,198

Tue 4/812:30 pmSNA - LHR

1 stop16h 50mAir Canada

Sun 4/132:05 pmLHR - SNA

2 stops29h 17mAir Canada

Deal found 3/25

$847

Tue 4/81:20 pmSNA - LHR

1 stop14h 45mWestJet

Wed 10/12:10 pmLHR - SNA

2 stops35h 56mWestJet

Deal found 3/25

$2,149

Tue 4/151:20 pmSNA - LHR

1 stop12h 20mLufthansa

Sun 4/272:50 pmLHR - SNA

1 stop13h 40mLufthansa

Deal found 3/26

$959

Tue 4/157:45 amSNA - LHR

2 stops16h 15mAer Lingus

Sun 9/149:50 amLHR - SNA

2 stops19h 31mAer Lingus

Deal found 3/25

$1,137

Wed 4/169:45 amSNA - LHR

1 stop16h 40mMultiple Airlines

Wed 4/232:10 pmLHR - SNA

1 stop29h 12mMultiple Airlines

Deal found 3/26

$702

Thu 4/171:10 pmSNA - LHR

1 stop16h 00mDelta

Wed 4/3011:00 amLHR - SNA

1 stop13h 20mDelta

Deal found 3/26

$762

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 March 27, 2025.

Fri 4/2512:30 pmSNA - LHR

2 stops34h 00mAir Canada

Deal found 3/26

$468

Fri 4/256:45 amSNA - LHR

1 stop16h 00mDelta

Deal found 3/26

$473

Sun 6/2212:50 pmSNA - LHR

1 stop15h 15mWestJet

Deal found 3/26

$480

Sun 4/273:23 pmSNA - LHR

1 stop12h 52mBritish Airways

Deal found 3/27

$532

Sat 4/266:28 pmSNA - LHR

1 stop28h 57mLufthansa

Deal found 3/26

$549

Tue 4/112:30 pmSNA - LHR

1 stop16h 50mUnited Airlines

Deal found 3/26

$553

Tue 4/2211:34 amSNA - LHR

2 stops17h 51mAer Lingus

Deal found 3/27

$613

Tue 4/2211:34 amSNA - LHR

1 stop16h 41mFinnair

Deal found 3/26

$632

Wed 5/2111:10 amSNA - LHR

2 stops20h 50mScandinavian Airlines

Deal found 3/26

$646

Wed 4/211:08 amSNA - LHR

1 stop13h 52mIberia

Deal found 3/27

$766

Tue 4/110:15 amSNA - LHR

2 stops17h 40mIcelandair

Deal found 3/27

$772

Thu 4/243:09 pmSNA - LHR

2 stops21h 11mMultiple Airlines

Deal found 3/26

$2,108

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 4/29

12:30 pm-1:20 pm

1 stop16h 50m

London Heathrow

Fri 5/9

2:05 pm-11:56 am

2 stops29h 51m

$685

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 4/16

9:45 am-10:25 am

1 stop16h 40m

London Heathrow

Wed 4/23

2:10 pm-11:22 am

1 stop29h 12m

$702

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 4/17

1:10 pm-1:10 pm

1 stop16h 00m

London Heathrow

Wed 4/30

11:00 am-4:20 pm

1 stop13h 20m

$762

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/27

1:30 pm-1:20 pm

1 stop15h 50m

London Heathrow

Wed 9/3

3:50 pm-1:14 pm

2 stops29h 24m

$786

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 4/30

12:00 pm-1:30 pm

1 stop17h 30m

London Heathrow

Tue 6/3

12:25 pm-8:22 pm

1 stop15h 57m

$857

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/15

1:20 pm-9:40 am

1 stop12h 20m

London Heathrow

Sun 4/27

2:50 pm-8:30 pm

1 stop13h 40m

$959

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 4/25

10:00 am-8:20 pm

2 stops26h 20m

London Heathrow

Fri 5/2

1:05 pm-10:30 pm

2 stops17h 25m

$1,004

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 6/12

3:56 pm-2:15 pm

1 stop14h 19m

London Heathrow

Fri 6/20

6:30 am-8:07 pm

2 stops21h 37m

$1,014

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 4/15

7:45 am-8:00 am

2 stops16h 15m

London Heathrow

Sun 9/14

9:50 am-9:21 pm

2 stops19h 31m

$1,137

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/27

12:50 pm-12:05 pm

1 stop15h 15m

London Heathrow

Wed 5/28

2:10 pm-11:59 am

1 stop29h 49m

$1,211

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 24 results

Compare providers for flights from Santa Ana to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Ana to Heathrow in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Santa Ana-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Ana-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana-London Heathrow Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Santa Ana-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Ana-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

How far ahead should I book a flight from Santa Ana to London Heathrow Airport?

The price you pay for your flight from Santa Ana to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Santa Ana to London Heathrow Airport (average of $661). Flying from Santa Ana to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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.

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

It’s typically best to fly out from Santa Ana to London Heathrow Airport in the evening. Doing so could potentially save you 31% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Santa Ana to London Heathrow Airport?

Travelers seeking maximum savings on their Santa Ana to London Heathrow Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, KLM and Finnair from Santa Ana to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,895 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,319 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,267 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.4

Good

634 reviews

Delta

8.0

Very good

7,895 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Santa Ana to London Heathrow?
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 Heathrow. You should not have trouble finding flights to London Heathrow from J. Wayne/Orange Cnty; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Santa Ana airport to London Heathrow. It is only a 4.8 mi journey to J. Wayne/Orange Cnty (SNA) from Santa Ana’s city center.
What are the cheapest airlines flying from Santa Ana to London Heathrow Airport round-trip?
According to our current data, United Airlines ($685), Delta ($762), and Air Canada ($786) offers the cheapest pricing from Santa Ana to London Heathrow Airport. Users have found that United Airlines is 22% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Santa Ana to London Heathrow Airport one-way?
One-way options have recently been found by users for as low as $468 on Air Canada. Other airlines that offer cheap prices include Delta from $473 and WestJet from $480 one-way.
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 vacation 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 to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from Santa Ana to London Heathrow Airport (average of $661). Flying from Santa Ana to London Heathrow Airport in June is currently the most expensive (average of $1,115). 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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Top 5 airlines flying from Santa Ana to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$482	Average$1,007	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$482	Average$954	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$620	Average$1,067	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$653	Average$895	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$882	Average$1,247	FlexibilityNo cancel fee	On-time71%

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$468+ Cheap flights from Santa Ana (SNA) to Heathrow (LHR)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to London Heathrow are usually found in April or October, booked 27 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Santa Ana to Heathrow

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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 March 27, 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 March 27, 2025.

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

Compare providers for flights from Santa Ana to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Ana to Heathrow in March.

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

How far ahead should I book a flight from Santa Ana to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to Heathrow. Price data was last updated on March 21, 2025.

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

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

Find hourly flight availability from Santa Ana to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 27, 2025.

What is the cheapest day to fly from Santa Ana to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Santa Ana to Heathrow. Price data was last updated on December 16, 2024.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, KLM and Finnair from Santa Ana to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from Santa Ana to London Heathrow Airport round-trip?

What are the cheapest airlines to fly from Santa Ana to London Heathrow Airport one-way?

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 to London Heathrow Airport?

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Alternative routes for Santa Ana to Heathrow

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Top 5 airlines flying from Santa Ana to Heathrow

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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 March 27, 2025.