£242 Cheap Flights from Orange County (SNA) to London (LHR)

View £242 flight on Wed, 7 Apr 2027Opens in a new window

Popular airlines from John Wayne Airport (SNA) to Heathrow Airport (LHR)

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Cheap Flights from Orange County (SNA) to London (LHR)

Prices were available within the past 7 days and start at £242 for one-way flights and £661 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£661 Return, found 1 day ago
£661
Return
found 1 day ago
Select United flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £661 found 1 day ago
United
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£661 Return, found 1 day ago
£661
Return
found 1 day ago
Select United flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £661 found 1 day ago
Air Canada
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£663 Return, found 1 day ago
£663
Return
found 1 day ago
Select Air Canada flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £663 found 1 day ago
Air France
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£666 Return, found 1 day ago
£666
Return
found 1 day ago
Select Air France flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £666 found 1 day ago
KLM
Sat, 5 Sept - Mon, 21 Sept
SNA
Orange County
LHR
London
£668 Return, found 2 days ago
£668
Return
found 2 days ago
Select KLM flight, departing Sat, 5 Sept from Orange County to London, returning Mon, 21 Sept, priced at £668 found 2 days ago
Lufthansa
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£675 Return, found 1 day ago
£675
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £675 found 1 day ago
Virgin Atlantic
Sat, 5 Sept - Mon, 21 Sept
SNA
Orange County
LHR
London
£676 Return, found 2 days ago
£676
Return
found 2 days ago
Select Virgin Atlantic flight, departing Sat, 5 Sept from Orange County to London, returning Mon, 21 Sept, priced at £676 found 2 days ago
British Airways
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£682 Return, found 1 day ago
£682
Return
found 1 day ago
Select British Airways flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £682 found 1 day ago
Delta
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£682 Return, found 1 day ago
£682
Return
found 1 day ago
Select Delta flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £682 found 1 day ago
Iberia
Tue, 11 Aug - Tue, 25 Aug
SNA
Orange County
LHR
London
£682 Return, found 1 day ago
£682
Return
found 1 day ago
Select Iberia flight, departing Tue, 11 Aug from Orange County to London, returning Tue, 25 Aug, priced at £682 found 1 day ago

Find the cheapest month to fly from Orange County (SNA) to London (LHR)

October is typically the cheapest month to fly

From £664 - £931 per traveller.

Frequently asked questions

What is the cheapest month to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
January is typically the cheapest month to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow), with average round-trip fares of approximately 1600 CAD. This is about 21% lower than the average price throughout the year. January sees lower prices because it falls after the busy holiday travel season, when demand drops and airlines often offer more competitive fares. Other cheap months to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) include February and October.*Averages based on flights available on Expedia in the last year.
How do I find cheap flights from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
To find a cheap flight from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
Based on booking data from the past year, the cheapest months to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) are typically January and October, with average round-trip flights around 1600 CAD. These months fall outside of peak travel seasons, which often means lower demand and more budget-friendly fares for you.*Prices based on flights available on Expedia in the last year.
How many flights per day from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
There are approximately 58 connecting flights per day from Orange County, CA (SNA-John Wayne) (SNA) to London (LHR-Heathrow) (LHR). Some common connection points include Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), and San Francisco Intl. (SFO).
What is the earliest flight from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
The earliest flight from Orange County, CA (SNA-John Wayne) (SNA) to London (LHR-Heathrow) (LHR) typically departs at approximately 6:35 AM local time. This service is operated by American Airlines and is seasonal, active only in April. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
You'll typically find the most flights from Orange County, CA (SNA-John Wayne) (SNA) to London (LHR-Heathrow) (LHR) on a Saturday, with around 65 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, United Airlines, and Delta Air Lines.
What are the most popular departure times for flights from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
The most popular departure times for flights from Orange County, CA (SNA-John Wayne) to London Heathrow are between 12pm and 3pm. About 32% of passengers prefer this time window. Many major carriers, including American Airlines, United Airlines and British Airways, offer flights during this window. This timing works well because it allows you to start your journey in the early afternoon, arriving in London the following morning.
How long does it take to fly from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
A flight from SNA to LHR with a layover takes around 15 hours 30 minutes, with the route covering approximately 5,441 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
Select the "Business class" and "First class" filters when looking for SNA to LHR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from John Wayne (SNA)?
From John Wayne (SNA), you can fly into Heathrow (LHR) to reach London. Some flights may connect through major hubs like Sky Harbor Intl. (PHX), Dallas-Fort Worth Intl. (DFW), O'Hare Intl. (ORD) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) flight and hotel package?
Securing a Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow)?
If you booked your Orange County, CA (SNA-John Wayne) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
John Wayne
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Brussels Airlines, Delta, Iberia, Icelandair, KLM, Lufthansa, Swiss International Air Lines, United, Virgin Atlantic, WestJet
Return price
£660
Distance
8704 km

Book with confidence

Compare flights from Orange County to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Orange County to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from John Wayne to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from John Wayne (SNA) to Heathrow (LHR)

The easiest way to view the best deals on flights from Orange County to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from John Wayne to Heathrow start at just £661 and range up to £682.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Orange County and London
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Orange County to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from John Wayne to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Orange County to London easily and book with confidence

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*Available to Expedia members.