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$395+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to London Heathrow are usually found in October or February, booked 35 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Santa Ana to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$695
(United Airlines)

One-way from

$395
(Netflights)

Popular in

June

Cheapest in

October

Average price

$840
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.
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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 ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/138:20 amSNA - LHR
1 stop15h 20mUnited Airlines
Tue 5/202:05 pmLHR - SNA
2 stops29h 51mUnited Airlines
Deal found 4/28$695
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/119:05 pmSNA - LHR
2 stops25h 25mAir Canada
Wed 8/202:10 pmLHR - SNA
1 stop30h 19mAir Canada
Deal found 4/28$703
This KLM deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/139:45 amSNA - LHR
1 stop16h 05mKLM
Tue 5/2010:55 amLHR - SNA
1 stop13h 16mKLM
Deal found 4/28$718
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:00 amSNA - LHR
2 stops21h 15mDelta
Tue 12/1612:10 pmLHR - SNA
2 stops17h 47mDelta
Deal found 4/28$722
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:30 amSNA - LHR
2 stops17h 20mMultiple Airlines
Mon 9/82:10 pmLHR - SNA
1 stop30h 13mMultiple Airlines
Deal found 4/28$764
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/117:15 amSNA - LHR
3 stops25h 10mScandinavian Airlines
Wed 8/206:40 amLHR - SNA
2 stops23h 41mScandinavian Airlines
Deal found 4/28$833
This Virgin Atlantic deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/269:45 amSNA - LHR
2 stops19h 25mVirgin Atlantic
Mon 6/26:30 amLHR - SNA
2 stops21h 52mVirgin Atlantic
Deal found 4/28$1,148
This World Air Fares deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:02 pmSNA - LHR
1 stop12h 18mLufthansa
Sun 6/112:20 pmLHR - SNA
1 stop13h 56mLufthansa
Deal found 4/28$1,249
This Icelandair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/223:02 pmSNA - LHR
2 stops21h 18mIcelandair
Mon 5/269:25 pmLHR - SNA
2 stops28h 10mIcelandair
Deal found 4/28$1,336
This Ovago deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:00 pmSNA - LHR
1 stop15h 50mWestJet
Mon 11/242:50 pmLHR - SNA
1 stop29h 25mWestJet
Deal found 4/28$1,391
This Iberia deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/269:26 amSNA - LHR
1 stop17h 39mIberia
Mon 6/96:15 amLHR - SNA
2 stops22h 43mIberia
Deal found 4/27$1,508
This British Airways deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/412:50 pmSNA - LHR
1 stop16h 00mBritish Airways
Mon 7/77:25 pmLHR - SNA
2 stops33h 20mBritish Airways
Deal found 4/28$1,530

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Ana to Heathrow 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Santa Ana to London Heathrow Airport that are best for you.

Fly from

Santa Ana

Fly to

Heathrow

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/13

8:20 am-7:40 am

1 stop15h 20m

London Heathrow

Tue 5/20

2:05 pm-11:56 am

2 stops29h 51m

$695

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 8/11

9:05 pm-6:30 am

2 stops25h 25m

London Heathrow

Wed 8/20

2:10 pm-12:29 pm

1 stop30h 19m

$703

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/13

9:45 am-9:50 am

1 stop16h 05m

London Heathrow

Tue 5/20

10:55 am-4:11 pm

1 stop13h 16m

$718

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 8/27

10:30 am-11:50 am

2 stops17h 20m

London Heathrow

Mon 9/8

2:10 pm-12:23 pm

1 stop30h 13m

$764

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 8/11

7:15 am-4:25 pm

3 stops25h 10m

London Heathrow

Wed 8/20

6:40 am-10:21 pm

2 stops23h 41m

$833

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 7/14

11:20 am-2:15 pm

1 stop18h 55m

London Heathrow

Thu 7/24

8:10 pm-10:50 am

2 stops22h 40m

$1,060

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 5/26

9:45 am-1:10 pm

2 stops19h 25m

London Heathrow

Mon 6/2

6:30 am-8:22 pm

2 stops21h 52m

$1,148

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Fri 5/23

4:02 pm-12:20 pm

1 stop12h 18m

London Heathrow

Sun 6/1

12:20 pm-6:16 pm

1 stop13h 56m

$1,249

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 5/22

3:02 pm-8:20 pm

2 stops21h 18m

London Heathrow

Mon 5/26

9:25 pm-5:35 pm

2 stops28h 10m

$1,336

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 5/26

9:26 am-11:05 am

1 stop17h 39m

London Heathrow

Mon 6/9

6:15 am-8:58 pm

2 stops22h 43m

$1,508

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 28 results
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Santa Ana-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

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 April 25, 2025.

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 35 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 $1,110). 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?

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 April 29, 2025.

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?

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.

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

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

Plan your trip to Heathrow by taking into account the average temperature totals 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 insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
1,333 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
1,273 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
642 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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

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?

    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 4 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 ($695), Air Canada ($703), and KLM ($718) 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 $395 on Virgin Atlantic. Other airlines that offer cheap prices include Brussels Airlines from $520 and British Airways from $532 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 $1,110). 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.

See more FAQs

Traveling to a place near Santa Ana?

Book flights to Santa Ana if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Borehamwood
Folkestone
Ilford
Broadway
Aylesbury

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Top 4 airlines flying from Santa Ana to Heathrow

Discover the top 4 airlines that operate flights from Santa Ana to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$543Average$954FlexibilityNo cancel feeOn-time72%
DeltaCheapest$612Average$1,007FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$620Average$1,067FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$662Average$875FlexibilityNo cancel feeOn-time69%

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