HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
United Kingdom

$282+ Cheap flights from Orange County to the United Kingdom

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — LHR
أغسطس 5 — أغسطس 121
ث 8/5
ث 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Orange County to United Kingdom with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Orange County to United Kingdom

Keep the following information in mind while searching for Orange County to United Kingdom flight deals. Data was last updated يوليو 31, 2025.

Round-trip from

$517
(lastminute.com)

One-way from

$282
(KAYAK)

Popular in

December

Cheapest in

October

Average price

$779
From Orange County to United Kingdom
Search Deals
One-way flight from Orange County to United Kingdom
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Orange County to United Kingdom

Cheapest flights from Orange County to United Kingdom
Explore the most affordable flight options available from Orange County to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on يوليو 31, 2025.

This lastminute.com deal was found by Cheapflights users on 7/30. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ر 12/312:59 pmLGB - LHR
1 stop13h 01mVirgin Atlantic
ر 12/1012:20 pmLHR - LGB
2 stops17h 26mVirgin Atlantic
Deal found 7/30$517
This Delta deal was found by Cheapflights users on 7/31. 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.
ر 9/37:25 amSNA - LHR
1 stop19h 55mDelta
ث 9/166:15 amLHR - SNA
2 stops20h 25mDelta
Deal found 7/31$522
This Rumbo deal was found by Cheapflights users on 7/30. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ح 8/105:07 pmLGB - LHR
1 stop32h 43mMultiple Airlines
ث 8/268:55 pmLHR - LGB
2 stops32h 48mMultiple Airlines
Deal found 7/30$523
This Delta deal was found by Cheapflights users on 7/31. 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.
ث 9/22:00 pmSNA - EDI
1 stop14h 05mDelta
ر 9/179:00 amEDI - SNA
1 stop16h 19mDelta
Deal found 7/31$545
This KLM deal was found by Cheapflights users on 7/31. 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.
ث 9/306:45 amSNA - EDI
1 stop21h 20mKLM
ث 10/219:10 amEDI - SNA
2 stops21h 07mKLM
Deal found 7/31$572
This Delta deal was found by Cheapflights users on 7/29. 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.
خ 8/147:01 amLGB - LHR
2 stops22h 29mDelta
خ 8/216:15 amLHR - LGB
2 stops18h 11mDelta
Deal found 7/29$579
This KLM deal was found by Cheapflights users on 7/31. 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.
ر 9/32:00 pmSNA - LHR
1 stop15h 30mKLM
ح 9/712:25 pmLHR - SNA
1 stop16h 00mKLM
Deal found 7/31$579
This Delta deal was found by Cheapflights users on 7/31. 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.
ر 9/38:00 amSNA - LCY
2 stops15h 15mDelta
ث 9/169:20 amLCY - SNA
2 stops19h 07mDelta
Deal found 7/31$580
This Delta deal was found by Cheapflights users on 7/31. 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.
ث 8/196:45 amSNA - LGW
2 stops19h 15mDelta
ر 8/2712:00 pmLGW - SNA
2 stops30h 18mDelta
Deal found 7/31$602
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ر 12/312:43 pmSNA - MAN
2 stops17h 12mBritish Airways
ر 12/1012:10 pmMAN - SNA
2 stops17h 56mBritish Airways
Deal found 7/30$632
This United Airlines deal was found by Cheapflights users on 7/31. 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.
ن 10/63:00 pmSNA - LHR
1 stop32h 40mUnited Airlines
ر 11/192:30 pmLHR - SNA
1 stop28h 51mUnited Airlines
Deal found 7/31$636
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ح 8/176:40 pmSNA - EDI
2 stops30h 25mAir Canada
ث 8/2611:15 amEDI - SNA
2 stops41h 13mAir Canada
Deal found 7/29$643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orange County to United Kingdom 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 يوليو 31, 2025.
Use the filters below to find and compare flights from Orange County to the United Kingdom that are best for you.

Fly from

Orange County

Fly to

United Kingdom

Route

Depart

Return

Price

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

ر 12/3

12:59 pm-10:00 am

1 stop13h 01m

London Heathrow

ر 12/10

12:20 pm-9:46 pm

2 stops17h 26m

$517

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

ر 9/3

7:25 am-11:20 am

1 stop19h 55m

London Heathrow

ث 9/16

6:15 am-6:40 pm

2 stops20h 25m

$522

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

ح 8/10

5:07 pm-9:50 am

1 stop32h 43m

London Heathrow

ث 8/26

8:55 pm-9:43 pm

2 stops32h 48m

$523

Santa AnaEdinburgh

SNA - EDI

SNAEDI

Santa Ana J. Wayne/Orange Cnty

ث 9/2

2:00 pm-12:05 pm

1 stop14h 05m

Edinburgh Turnhouse

ر 9/17

9:00 am-5:19 pm

1 stop16h 19m

$545

Santa AnaEdinburgh

SNA - EDI

SNAEDI

Santa Ana J. Wayne/Orange Cnty

ث 9/30

6:45 am-12:05 pm

1 stop21h 20m

Edinburgh Turnhouse

ث 10/21

9:10 am-10:17 pm

2 stops21h 07m

$572

Santa AnaLondon

SNA - LHR

SNALHR

Santa Ana J. Wayne/Orange Cnty

ر 9/3

2:00 pm-1:30 pm

1 stop15h 30m

London Heathrow

ح 9/7

12:25 pm-8:25 pm

1 stop16h 00m

$579

Long BeachLondon

LGB - LHR

LGBLHR

Long Beach Municipal

خ 8/14

7:01 am-1:30 pm

2 stops22h 29m

London Heathrow

خ 8/21

6:15 am-4:26 pm

2 stops18h 11m

$579

Santa AnaLondon

SNA - LCY

SNALCY

Santa Ana J. Wayne/Orange Cnty

ر 9/3

8:00 am-7:15 am

2 stops15h 15m

London City

ث 9/16

9:20 am-8:27 pm

2 stops19h 07m

$580

Santa AnaLondon

SNA - LGW

SNALGW

Santa Ana J. Wayne/Orange Cnty

ث 8/19

6:45 am-10:00 am

2 stops19h 15m

London Gatwick

ر 8/27

12:00 pm-10:18 am

2 stops30h 18m

$602

Santa AnaManchester

SNA - MAN

SNAMAN

Santa Ana J. Wayne/Orange Cnty

ر 12/3

12:43 pm-1:55 pm

2 stops17h 12m

Manchester

ر 12/10

12:10 pm-10:06 pm

2 stops17h 56m

$632

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Orange County to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Orange County 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 Orange County to the United Kingdom

What is the cheapest month to book a flight from Orange County to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Orange County to United Kingdom (average of $661). Flying from Orange County to United Kingdom in June is currently the most expensive (average of $1,097). 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 KFI to GB?

Find hourly flight availability from Orange County to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated يوليو 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orange County to United Kingdom as you normally would.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated يوليو 31, 2025.
See what other customers who have flown with Delta, KLM, and Air France from Orange County to the United Kingdom have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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
655 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

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 Orange County to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Orange County to United Kingdom one-way?

    The cheapest airlines for a one-way flight from Orange County to United Kingdom are WestJet ($282), United Airlines ($398), and British Airways ($401).

  • Can I find deals for flights from Orange County to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Orange County to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Orange County to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to United Kingdom.

  • Can I find deals for business class flights from Orange County to United Kingdom?

    Yes. Cheapflights offers flight deals from Orange County to United Kingdom 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 Orange County to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Orange County to United Kingdom (average of $661). Flying from Orange County to United Kingdom in June is currently the most expensive (average of $1,097). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Orange County to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
San Francisco to Charles de Gaulle flights
Los Angeles to Charles de Gaulle flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Los Angeles to Madrid flights
Los Angeles to Istanbul flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Dublin flights
Los Angeles to London City flights
San Francisco to Gatwick flights
Los Angeles to Frankfurt flights
San Francisco to London City flights
San Francisco to Barcelona-El Prat flights
San Francisco to Keflavik Intl flights
Los Angeles to Gatwick flights
San Francisco to Lisbon flights
San Francisco to Dublin flights
Los Angeles to Orly flights
Los Angeles to Amsterdam flights
San Francisco to Istanbul flights
San Francisco to Amsterdam flights
Ontario to Heathrow flights
San Francisco to Munich flights
Ontario to Charles de Gaulle flights
San Francisco to Frankfurt flights
San Francisco to Zurich flights
Los Angeles to Luton flights
Burbank to Charles de Gaulle flights
San Francisco to Madrid flights
Los Angeles to Stansted flights
San Francisco to Athens flights
Santa Ana to Charles de Gaulle flights
Los Angeles to Vicenza flights
Los Angeles to Munich flights
Los Angeles to Malpensa flights
San Diego to Heathrow flights
Los Angeles to Beauvais-Tille flights
San Francisco to Sabiha Gokcen flights
Ontario to Leonardo da Vinci/Fiumicino flights
Los Angeles to Otopeni Intl flights
Los Angeles to Lisbon flights
Los Angeles to Linate flights
San Francisco to Stansted flights
San Francisco to Luton flights
Los Angeles to Zurich flights
Los Angeles to Sabiha Gokcen flights
Ontario to Madrid flights
Los Angeles to Palma de Mallorca flights

Top 4 airlines flying from Orange County to United Kingdom

Discover the top 4 airlines that operate flights from Orange County to United Kingdom. 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 يوليو 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$580Average$777FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$620Average$886FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$621Average$834FlexibilityNo cancel feeOn-time69%
DeltaCheapest$622Average$793FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.