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£438+ Cheap flights to Costa Mesa

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
8 Jul — 15 Jul1
1 adult
1 adult, Economy, 0 bags

Flights to Costa Mesa in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Costa Mesa
Explore the most affordable flight options available to Costa Mesa. Find the lowest fares based on data from user searches, with prices last updated on 8 June 2026.

Fri 7/812:25
LHR
-
LAX
1 stop19h 28m
Delta
Sun 23/806:00
LAX
-
LHR
1 stop17h 10m
Delta
Deal found 7/6£500
Thu 6/817:45
LHR
-
LAX
1 stop14h 47m
Delta
Mon 10/814:00
LAX
-
LHR
1 stop15h 15m
Delta
Deal found 7/6£501
Wed 14/1020:15
LCY
-
LAX
1 stop23h 35m
Virgin Atlantic
Wed 4/1113:45
LAX
-
LCY
1 stop19h 35m
Virgin Atlantic
Deal found 7/6£501
Sat 11/711:30
LHR
-
LAX
2 stops21h 24m
British Airways
Thu 23/718:10
LAX
-
LHR
Nonstop10h 35m
British Airways
Deal found 5/6£501
Tue 20/1010:35
LGW
-
LAX
2 stops21h 13m
Virgin Atlantic
Wed 28/1008:30
LAX
-
LGW
2 stops17h 30m
Virgin Atlantic
Deal found 7/6£501
Mon 20/709:15
LCY
-
LAX
1 stop15h 15m
SWISS
Mon 27/719:35
LAX
-
LCY
1 stop15h 05m
SWISS
Deal found 5/6£502
Wed 2/912:45
LTN
-
LAX
2 stops32h 25m
Multiple Airlines
Mon 14/919:35
LAX
-
LTN
2 stops19h 25m
Multiple Airlines
Deal found 8/6£502
Sun 27/1207:40
LHR
-
LAX
1 stop15h 35m
Multiple Airlines
Fri 8/108:40
LAX
-
LHR
1 stop14h 00m
Multiple Airlines
Deal found 6/6£502
Tue 6/1010:35
LGW
-
LAX
2 stops21h 13m
Virgin Atlantic
Tue 13/1014:00
LAX
-
LGW
1 stop18h 00m
Virgin Atlantic
Deal found 6/6£502
Sat 29/809:00
LCY
-
LAX
1 stop15h 30m
SWISS
Wed 2/919:35
LAX
-
LCY
1 stop13h 50m
SWISS
Deal found 5/6£503
Thu 6/817:45
LHR
-
LAX
1 stop14h 47m
Delta
Sun 16/823:15
LAX
-
LHR
Nonstop10h 20m
Delta
Deal found 6/6£503
Sat 29/810:25
LGW
-
LAX
2 stops18h 30m
Virgin Atlantic
Mon 14/918:00
LAX
-
LGW
1 stop14h 00m
Virgin Atlantic
Deal found 6/6£503

Find flight deals to Costa Mesa

Find the latest flights to Costa Mesa in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 8 June 2026.

Return from

£500

One-way from

£438

Popular in

December

Cheapest in

September

Average price

£502
Delta
  • Delta
  • 7/8-23/8
  • 2 total stops
  • 36h 38m total
  • London to Los Angeles
Search Deals
10/9
  • 10/9
  • 3 total stops
  • 32h 20m total
  • London to Costa Mesa
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for return flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Costa Mesa that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 8 June 2026.
Use the filters below to find and compare flights to Costa Mesa that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 13/8

11:45-22:21

1 stop18h 36m

Los Angeles

Sat 22/8

11:35-10:00

1 stop14h 25m

£501

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 11/9

21:15-14:40

2 stops25h 25m

Los Angeles

Sun 27/9

16:40-09:45

1 stop33h 05m

£506

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Fri 28/8

09:20-14:45

1 stop13h 25m

Los Angeles

Tue 15/9

09:45-09:30

2 stops15h 45m

£509

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Sun 30/8

17:00-11:54

2 stops26h 54m

Los Angeles

Thu 10/9

14:05-16:00

2 stops17h 55m

£515

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 6/8

17:45-00:32

1 stop14h 47m

Los Angeles

Mon 24/8

23:15-17:35

Nonstop10h 20m

£516

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 22/8

18:40-16:30

1 stop29h 50m

Los Angeles

Wed 9/9

11:15-16:25

2 stops21h 10m

£517

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Thu 24/9

08:00-21:28

2 stops21h 28m

Los Angeles

Tue 29/9

22:50-09:10

2 stops26h 20m

£526

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 23/7

10:55-21:29

1 stop18h 34m

Los Angeles

Fri 14/8

06:00-07:10

1 stop17h 10m

£527

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Wed 23/9

20:15-11:50

1 stop23h 35m

Los Angeles

Thu 8/10

07:35-09:30

2 stops17h 55m

£549

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 21/7

06:30-13:10

1 stop14h 40m

Los Angeles

Tue 4/8

15:35-10:10

Nonstop10h 35m

£549

Flights are sorted by cheapest return flights first.

Deals found on 6/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight to Costa Mesa

Have a flexible travel schedule? Discover the best time to fly to Costa Mesa with our price prediction graph.
Estimated return 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 to Costa Mesa

How long is the flight to Costa Mesa?

On average, a flight from London to Costa Mesa takes 14 hours 29 minutes. Flights to Costa Mesa from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Costa Mesa

The most flights from London to Costa Mesa are scheduled on a Monday (53 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (53 on average).

What are the most popular airlines that fly to Costa Mesa?

The most popular airlines flying from London to Costa Mesa are Virgin Atlantic, British Airways and United Airlines.

British Airways
British Airways
From £325
Virgin Atlantic
Virgin Atlantic
From £360
Scandinavian Airlines
Scandinavian Airlines
From £323
KLM
KLM
From £362

What are the cheapest airlines that fly to Costa Mesa?

The cheapest airlines flying from London to Costa Mesa are Iberia, Norse Atlantic UK and SWISS.

Rainfall in Costa Mesa by month

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

In terms of precipitation, rainfall in Costa Mesa ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Costa Mesa when rainfall is around 0.0 mm.

Temperature in Costa Mesa by month

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

If weather is an important factor for your trip to Costa Mesa, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing Costa Mesa

Get insights into the airlines that provide service to Costa Mesa. 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 Costa Mesa. Reviews last updated 8 June 2026.
Get a feel of what it's like to fly with Virgin Atlantic,United Airlines, andNorse Atlantic UK to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
689 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
9,781 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Norse Atlantic UK
7.2
Good
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,044 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,028 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Overall

7.5

Comfort

7.3

Food

6.9

Entertainment

7.5

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

FAQs about flying to Costa Mesa

  • Can I find cheaper flights to Costa Mesa if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Costa Mesa on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Costa Mesa?

    Based on reviews from Cheapflights users, Air France is rated the highest out of the airlines that fly to Costa Mesa.

  • How much is a return flight to Costa Mesa?

    A return flight to Costa Mesa will typically cost around £162, however they can be found for as little as £42.

  • Where does the fastest flight to Costa Mesa depart from?

    For those looking to save time traveling to Costa Mesa, London offers the quickest one-way flight (11 hours 5 minutes).

  • Does Los Angeles have car hire?

    Yes. Those touching down at Los Angeles can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Los Angeles?

    Yes. Los Angeles has hotels nearby for those requiring accommodations. Hyatt Regency Los Angeles International Airport is the closest property to Los Angeles (0.0 mi away from Los Angeles).

See more FAQs

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Deals for Costa Mesa flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Costa Mesa?

Millions of users choose and trust Cheapflights to book the best flight deals to Costa Mesa for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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Yes! Cheapflights helps users easily find flights to Costa Mesa with no change fees.

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