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$387+ Cheap flights from Santa Ana (SNA) to London (LON)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to London are usually found in October or September, booked 27 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from Santa Ana to London

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to London (LON). 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 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$693
(United Airlines)

One-way from

$387
(Netflights)

Popular in

June

Cheapest in

October

Average price

$744
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-London (LON) flights.
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From Santa Ana J. Wayne/Orange Cnty to London (LON)
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One-way flight from Santa Ana J. Wayne/Orange Cnty to London (LON)
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($167 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 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 London

Cheapest flights from Santa Ana to London
Explore the most affordable flight options available from Santa Ana to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/17. 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 5/138:45 amSNA - LHR
1 stop19h 35mUnited Airlines
Tue 5/202:05 pmLHR - SNA
2 stops40h 12mUnited Airlines
Deal found 4/17$693
This Delta deal was found by Cheapflights users on 4/17. 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 5/137:00 amSNA - LHR
2 stops20h 00mDelta
Tue 5/208:40 amLHR - SNA
2 stops19h 42mDelta
Deal found 4/17$707
This KLM deal was found by Cheapflights users on 4/17. 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 5/1312:17 pmSNA - LHR
1 stop17h 13mKLM
Tue 5/2012:25 pmLHR - SNA
1 stop15h 57mKLM
Deal found 4/17$716
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Thu 9/251:30 pmSNA - LHR
2 stops36h 30mAir Canada
Thu 10/238:40 amLHR - SNA
2 stops35h 43mAir Canada
Deal found 4/17$733
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/74:27 pmSNA - LGW
2 stops30h 33mMultiple Airlines
Thu 5/152:00 pmLGW - SNA
3 stops28h 52mMultiple Airlines
Deal found 4/17$771
This Delta deal was found by Cheapflights users on 4/17. 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.
Wed 5/75:01 pmSNA - LCY
2 stops15h 39mDelta
Thu 5/159:20 amLCY - SNA
2 stops21h 07mDelta
Deal found 4/17$786
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Fri 5/27:00 pmSNA - LCY
2 stops34h 45mMultiple Airlines
Mon 5/198:10 amLCY - SNA
2 stops20h 39mMultiple Airlines
Deal found 4/16$847
This Air Canada deal was found by Cheapflights users on 4/17. 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 4/306:50 amSNA - LHR
2 stops15h 40mMultiple Airlines
Tue 6/38:45 amLHR - SNA
2 stops35h 37mMultiple Airlines
Deal found 4/17$885
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. 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 5/267:30 amSNA - LHR
2 stops27h 00mScandinavian Airlines
Mon 6/96:40 amLHR - SNA
2 stops19h 27mScandinavian Airlines
Deal found 4/17$948
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/23:09 pmSNA - LGW
2 stops15h 31mIcelandair
Fri 5/163:40 pmLGW - SNA
2 stops38h 50mIcelandair
Deal found 4/17$1,030
This Orbitz deal was found by Cheapflights users on 4/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3011:00 amSNA - LCY
2 stops23h 35mLufthansa
Wed 5/78:45 amLCY - SNA
2 stops20h 10mLufthansa
Deal found 4/17$1,109
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/57:14 pmSNA - LHR
2 stops17h 06mIcelandair
Mon 6/99:25 pmLHR - SNA
2 stops33h 05mIcelandair
Deal found 4/17$1,130

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Ana 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Santa Ana to London that are best for you.

Fly from

Santa Ana

Fly to

London

Route

Depart

Return

Price

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/13

8:45 am-12:20 pm

1 stop19h 35m

London Heathrow

Tue 5/20

2:05 pm-10:17 pm

2 stops40h 12m

$693

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/13

7:00 am-11:00 am

2 stops20h 00m

London Heathrow

Tue 5/20

8:40 am-8:22 pm

2 stops19h 42m

$707

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 5/13

12:17 pm-1:30 pm

1 stop17h 13m

London Heathrow

Tue 5/20

12:25 pm-8:22 pm

1 stop15h 57m

$716

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 9/25

1:30 pm-10:00 am

2 stops36h 30m

London Heathrow

Thu 10/23

8:40 am-12:23 pm

2 stops35h 43m

$733

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Wed 5/7

4:27 pm-7:00 am

2 stops30h 33m

London Gatwick

Thu 5/15

2:00 pm-10:52 am

3 stops28h 52m

$771

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Wed 5/7

5:01 pm-4:40 pm

2 stops15h 39m

London City

Thu 5/15

9:20 am-10:27 pm

2 stops21h 07m

$786

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Fri 5/2

7:00 pm-1:45 pm

2 stops34h 45m

London City

Mon 5/19

8:10 am-8:49 pm

2 stops20h 39m

$847

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 4/30

6:50 am-6:30 am

2 stops15h 40m

London Heathrow

Tue 6/3

8:45 am-12:22 pm

2 stops35h 37m

$885

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 5/26

7:30 am-6:30 pm

2 stops27h 00m

London Heathrow

Mon 6/9

6:40 am-6:07 pm

2 stops19h 27m

$948

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

Fri 5/2

3:09 pm-2:40 pm

2 stops15h 31m

London Gatwick

Fri 5/16

3:40 pm-10:30 pm

2 stops38h 50m

$1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 41 results
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Compare providers for flights from Santa Ana to London

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 London in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 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 flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Santa Ana-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana-London 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 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 London

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

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

Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to London. Price data was last updated on April 11, 2025.

The price you pay for your flight from Santa Ana to London may vary depending on when you book. For the best chance of a lower fare, look to book 26 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?

Currently, November is the cheapest month in which you can book a flight from Santa Ana to London (average of $661). Flying from Santa Ana to London 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 LON?

Find hourly flight availability from Santa Ana to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

It’s typically best to fly out from Santa Ana to London in the morning. Doing so could potentially save you 12% 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?

Use this chart to determine the cheapest time to fly round-trip from Santa Ana to London. Price data was last updated on September 8, 2024.

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

Rainfall in London by month

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

In terms of precipitation, rainfall in London 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 when rainfall is around 1.6 in.

Temperature in London by month

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

If weather is an important factor for your trip to London, 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 London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated April 17, 2025.
To help decide which airline to fly from Santa Ana to London, see what other customers have to say about Delta, KLM and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,327 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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 London. 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?

    Most people fly from Santa Ana J. Wayne/Orange Cnty (SNA) if they book a flight from Santa Ana to London. On average, J. Wayne/Orange Cnty has 0 outbound flights to London per day from 5 airlines. Santa Ana J. Wayne/Orange Cnty is conveniently located just 4.8 mi from Santa Ana’s city center.

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

    Our cheapest airline available from Santa Ana to London is United Airlines. Our recent data shows that you can find tickets from as low as $693 on this airline. Additional options worth looking into are Delta and KLM, starting at $707 and $716 round-trip. United Airlines is priced at 12% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Santa Ana to London are Virgin Atlantic ($387), Air Canada ($418), and United Airlines ($423).

  • What are the most popular routes from Santa Ana to London?

    The most popular flight routes from Santa Ana to London are Santa Ana J. Wayne/Orange Cnty - London Heathrow, Santa Ana J. Wayne/Orange Cnty - London Gatwick and Santa Ana J. Wayne/Orange Cnty - London City.

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

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

  • How can I find direct flights from Santa Ana to London?

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

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

    Yes. Cheapflights offers flight deals from Santa Ana to London 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?

    Currently, November is the cheapest month in which you can book a flight from Santa Ana to London (average of $661). Flying from Santa Ana to London 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
Wembley
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Milton Keynes
Chelmsford
Sutton

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Top 5 airlines flying from Santa Ana to London

Discover the top 5 airlines that operate flights from Santa Ana to London. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$543Average$945FlexibilityNo cancel feeOn-time72%
DeltaCheapest$612Average$1,007FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$620Average$1,067FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$653Average$874FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$882Average$1,247FlexibilityNo cancel feeOn-time71%

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