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$245+ Cheap flights from Santa Ana, CA (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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Delta deal was found by Cheapflights users on 12/4. 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 12/319:53 amSNA - LHR
1 stop16h 07mDelta
Fri 1/95:20 pmLHR - SNA
1 stop23h 56mDelta
Deal found 12/4$597
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:43 pmSNA - LHR
1 stop13h 17mBritish Airways
Mon 12/157:05 pmLHR - SNA
2 stops30h 54mBritish Airways
Deal found 12/3$640
This Air Canada deal was found by Cheapflights users on 12/3. 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 12/1112:25 pmSNA - LHR
1 stop15h 25mAir Canada
Mon 12/152:30 pmLHR - SNA
1 stop28h 55mAir Canada
Deal found 12/3$684
This FlightHub deal was found by Cheapflights users on 12/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:05 pmSNA - LHR
1 stop28h 20mLufthansa
Thu 1/812:05 pmLHR - SNA
1 stop17h 37mLufthansa
Deal found 12/3$698
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/316:45 amSNA - LHR
1 stop15h 10mUnited Airlines
Wed 1/71:25 pmLHR - SNA
2 stops31h 46mUnited Airlines
Deal found 12/3$711
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:15 pmSNA - LHR
1 stop14h 00mMultiple Airlines
Mon 12/1510:25 amLHR - SNA
1 stop15h 52mMultiple Airlines
Deal found 12/2$718
This United Airlines deal was found by Cheapflights users on 12/3. 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 12/168:15 amSNA - LHR
1 stop15h 15mUnited Airlines
Wed 12/241:35 pmLHR - SNA
1 stop16h 55mUnited Airlines
Deal found 12/3$753
This Travelocity deal was found by Cheapflights users on 12/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:40 pmSNA - LHR
2 stops28h 30mMultiple Airlines
Thu 1/810:00 amLHR - SNA
1 stop19h 42mMultiple Airlines
Deal found 12/3$765
This Booking.com deal was found by Cheapflights users on 12/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:04 pmSNA - LGW
2 stops43h 56mBritish Airways
Sat 12/2011:45 amLGW - SNA
2 stops36h 04mBritish Airways
Deal found 12/1$960
This oojo deal was found by Cheapflights users on 12/2. 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.
Wed 12/310:17 amSNA - LGW
2 stops16h 38mIcelandair
Wed 12/1011:55 amLGW - SNA
2 stops17h 19mIcelandair
Deal found 12/2$1,207
This oojo deal was found by Cheapflights users on 12/3. 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 12/2510:13 amSNA - LGW
2 stops16h 42mIcelandair
Fri 1/2311:55 amLGW - SNA
2 stops17h 32mIcelandair
Deal found 12/3$1,423
This Orbitz deal was found by Cheapflights users on 12/3. 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.
Tue 12/2310:13 amSNA - LCY
2 stops23h 22mMultiple Airlines
Thu 1/89:40 amLCY - SNA
2 stops19h 38mMultiple Airlines
Deal found 12/3$1,929

Find 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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$567
(Ticket)

One-way from

$245
(Ovago)

Popular in

December

Cheapest in

October

Average price

$1,147
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-London (LON) flights.
Search Deals
From Santa Ana J. Wayne/Orange Cnty to London (LON)
Search Deals
One-way flight from Santa Ana J. Wayne/Orange Cnty to London (LON)
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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

Mon 2/2

8:05 am-8:15 am

1 stop16h 10m

London Heathrow

Thu 2/19

2:10 pm-9:32 pm

1 stop15h 22m

$596

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

9:53 am-10:00 am

1 stop16h 07m

London Heathrow

Fri 1/9

5:20 pm-9:16 am

1 stop23h 56m

$597

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

8:00 am-7:05 am

1 stop15h 05m

London Heathrow

Fri 1/9

11:05 am-8:32 pm

1 stop17h 27m

$597

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sun 1/18

7:45 am-11:40 am

1 stop19h 55m

London Heathrow

Sun 1/25

6:30 am-4:34 pm

2 stops18h 04m

$603

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

6:45 am-6:50 am

2 stops16h 05m

London Heathrow

Tue 3/24

12:20 pm-9:59 pm

2 stops16h 39m

$609

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 1/17

7:00 am-10:00 am

1 stop19h 00m

London Heathrow

Sat 1/24

6:30 am-6:17 pm

2 stops19h 47m

$618

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Sat 1/17

6:45 am-5:55 am

1 stop15h 10m

London Heathrow

Sat 1/24

10:25 am-6:41 pm

1 stop16h 16m

$622

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 1/20

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Tue 2/3

7:40 am-5:28 pm

2 stops17h 48m

$622

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

12:23 pm-10:15 am

1 stop13h 52m

London Heathrow

Mon 3/30

6:30 pm-9:31 pm

2 stops35h 01m

$623

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

Tue 1/20

11:05 am-5:35 pm

2 stops22h 30m

London City

Tue 2/3

9:50 am-8:42 pm

2 stops18h 52m

$703

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 60 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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, California-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santa Ana, California-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santa Ana, California-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana, California-London flights, Cheapflights users trust eDreams the most. eDreams 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, California-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

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

Currently, October is the cheapest month in which you can book a flight from Santa Ana, California to London (average of $226). Flying from Santa Ana, California to London in June is currently the most expensive (average of $563). 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 December 4, 2025.

It’s typically best to fly out from Santa Ana, California to London in the evening. Doing so could potentially save you 44% on the flight price compared to flying at noon, which is usually more expensive.

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 December 4, 2025.
Read reviews from past customers who have flown Delta, Virgin Atlantic, and United Airlines from Santa Ana to London. 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
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
7.5
Good
675 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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
9,066 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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.
British Airways
6.7
Okay
7,562 reviews
Delta
7.9
Good
8,011 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

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.

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

    A quick flight from Santa Ana, California to London can take about 15h 05m. British Airways provides one of the quickest options available for as low as $597. The distance between Santa Ana, California and London is about 5437 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Santa Ana, California to London is Virgin Atlantic. Our recent data shows that you can find tickets from as low as $580 on this airline. Additional options worth looking into are British Airways and Delta, starting at $620 and $625 round-trip. These flights start at 33% lower than the current average price 3 months from now.

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

    The most popular flight routes from Santa Ana, California 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, California to London?

    Currently, October is the cheapest month in which you can book a flight from Santa Ana, California to London (average of $226). Flying from Santa Ana, California to London in June is currently the most expensive (average of $563). 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

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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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$831FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$620Average$1,054FlexibilityNo cancel feeOn-time70%
DeltaCheapest$625Average$781FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$702Average$866FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$885Average$1,232FlexibilityNo cancel feeOn-time71%

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