London

$243+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LON
Nov 29 — Dec 61
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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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/30. 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 12/29:55 amSNA - LHR
1 stop16h 05mDelta
Tue 12/166:30 amLHR - SNA
2 stops21h 48mDelta
Deal found 10/30$611
This Yatra.com deal was found by Cheapflights users on 10/29. 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 Yatra.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/269:30 amSNA - LHR
1 stop13h 20mFinnair
Wed 12/32:10 pmLHR - SNA
1 stop15h 31mFinnair
Deal found 10/29$612
This Delta deal was found by Cheapflights users on 10/30. 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 12/37:00 amSNA - LHR
2 stops16h 05mDelta
Wed 12/108:40 amLHR - SNA
2 stops19h 38mDelta
Deal found 10/30$615
This oojo deal was found by Cheapflights users on 10/29. 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.
Tue 11/1811:42 amSNA - LHR
1 stop12h 33mBritish Airways
Fri 12/511:55 amLHR - SNA
1 stop16h 15mBritish Airways
Deal found 10/29$618
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/94:25 pmSNA - LHR
1 stop12h 50mBritish Airways
Tue 11/258:20 amLHR - SNA
1 stop15h 36mBritish Airways
Deal found 10/29$621
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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.
Tue 12/210:43 amSNA - LHR
1 stop13h 52mBritish Airways
Tue 12/168:20 amLHR - SNA
1 stop17h 39mBritish Airways
Deal found 10/30$622
This Delta deal was found by Cheapflights users on 10/30. 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.
Thu 12/119:49 amSNA - LHR
2 stops17h 51mDelta
Mon 12/156:30 amLHR - SNA
2 stops21h 48mDelta
Deal found 10/30$626
This Finnair deal was found by Cheapflights users on 10/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:30 amSNA - LHR
1 stop13h 20mMultiple Airlines
Tue 11/182:10 pmLHR - SNA
1 stop15h 29mMultiple Airlines
Deal found 10/28$628
This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 11/95:20 pmSNA - LHR
2 stops18h 50mDelta
Tue 11/253:50 pmLHR - SNA
2 stops26h 45mDelta
Deal found 10/29$633
This Air Canada deal was found by Cheapflights users on 10/30. 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.
Sun 12/712:25 pmSNA - LHR
2 stops34h 45mAir Canada
Sun 12/141:25 pmLHR - SNA
2 stops54h 00mAir Canada
Deal found 10/30$634
This Flightnetwork deal was found by Cheapflights users on 10/29. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:25 pmSNA - LHR
1 stop15h 25mAir Canada
Wed 12/31:25 pmLHR - SNA
2 stops30h 00mAir Canada
Deal found 10/29$640
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/31:20 pmSNA - LCY
2 stops20h 20mMultiple Airlines
Wed 12/109:50 amLCY - SNA
2 stops18h 52mMultiple Airlines
Deal found 10/30$674

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$611
(Delta)

One-way from

$243
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$727
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-London (LON) flight deals.
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-London (LON) flights.
From Santa Ana J. Wayne/Orange Cnty to London (LON)
One-way flight from Santa Ana J. Wayne/Orange Cnty to London (LON)
Highest demand for flights based on searches. 13% potential increase in price ($142 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Average for round-trip flights in October 2025

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 October 30, 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

Sun 1/18

11:20 am-10:30 am

1 stop15h 10m

London Heathrow

Sun 1/25

6:30 am-10:14 pm

2 stops23h 44m

$619

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 12/31

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Fri 1/9

1:25 pm-6:41 pm

2 stops37h 16m

$621

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 12/11

12:45 pm-11:40 am

1 stop14h 55m

London Heathrow

Mon 12/15

8:40 am-8:18 pm

2 stops19h 38m

$621

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

8:55 am-8:03 pm

1 stop19h 08m

$628

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 11/11

9:30 am-6:50 am

1 stop13h 20m

London Heathrow

Tue 11/18

2:10 pm-9:39 pm

1 stop15h 29m

$628

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Mon 2/16

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Tue 2/24

2:30 pm-12:18 pm

2 stops29h 48m

$629

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/18

3:12 pm-12:15 pm

1 stop13h 03m

London Heathrow

Thu 2/26

2:10 pm-9:35 pm

1 stop15h 25m

$636

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Wed 2/25

2:30 pm-11:25 am

1 stop28h 55m

$642

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Thu 2/19

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Wed 2/25

2:30 pm-11:25 am

1 stop28h 55m

$642

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

Wed 2/18

12:25 pm-11:50 am

1 stop15h 25m

London Heathrow

Tue 2/24

2:30 pm-11:25 am

1 stop28h 55m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 59 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 October.
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 $251). Flying from Santa Ana, California to London in June is currently the most expensive (average of $564). 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 October 30, 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.

How much does it cost to fly round-trip from Santa Ana, California to London?

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 October 30, 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.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

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.

  • 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. Delta provides one of the quickest options available for as low as $628. 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 $659 round-trip. These flights start at 34% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $246. However, be on the lookout for offers from United Airlines and Lufthansa, as they are both options that can get you from Santa Ana, California to London for a low price.

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

  • 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 $251). Flying from Santa Ana, California to London in June is currently the most expensive (average of $564). 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 London?

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Alternative routes for Santa Ana to London

See prices for flight routes from nearby airports that may be better suited for you.

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$972FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$620Average$1,054FlexibilityNo cancel feeOn-time70%
DeltaCheapest$659Average$826FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$702Average$852FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$830Average$1,825FlexibilityNo cancel feeOn-time71%

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