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£421+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
25 Jun — 2 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 26 May 2026.

Mon 7/913:05
LHR
-
LAX
Nonstop11h 05m
Lufthansa
Mon 28/915:40
LAX
-
LHR
Nonstop10h 30m
Lufthansa
Deal found 23/5£481
Tue 10/1109:15
LCY
-
LAX
1 stop15h 20m
SWISS
Tue 24/1119:10
LAX
-
LCY
1 stop13h 55m
SWISS
Deal found 22/5£482
Fri 25/906:00
LHR
-
LAX
1 stop15h 05m
Austrian Airlines
Wed 7/1015:40
LAX
-
LHR
Nonstop10h 30m
Austrian Airlines
Deal found 25/5£482
Mon 7/918:35
LGW
-
LAX
1 stop29h 55m
SWISS
Tue 6/1019:35
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 23/5£482
Sat 5/907:30
LHR
-
LAX
2 stops21h 04m
Lufthansa
Sat 12/907:00
LAX
-
LHR
1 stop14h 55m
Lufthansa
Deal found 22/5£482
Tue 8/909:25
LGW
-
LAX
1 stop15h 05m
SWISS
Tue 15/919:35
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 25/5£482
Tue 6/1009:30
LHR
-
LAX
2 stops19h 56m
Multiple Airlines
Sat 7/1112:10
LAX
-
LHR
1 stop15h 40m
Multiple Airlines
Deal found 22/5£484
Mon 21/918:35
LGW
-
LAX
1 stop29h 55m
SWISS
Mon 5/1019:35
LAX
-
LGW
1 stop28h 50m
SWISS
Deal found 26/5£484
Tue 1/909:30
LHR
-
LAX
2 stops19h 23m
Air Canada
Sat 12/908:15
LAX
-
LHR
1 stop17h 45m
Air Canada
Deal found 24/5£485
Mon 7/906:55
LHR
-
LAX
1 stop16h 20m
Lufthansa
Mon 21/915:40
LAX
-
LHR
Nonstop10h 30m
Lufthansa
Deal found 21/5£486
Tue 6/1006:50
LHR
-
LAX
2 stops16h 40m
Air Canada
Sat 17/1012:20
LAX
-
LHR
1 stop17h 00m
Air Canada
Deal found 25/5£487
Fri 28/818:45
LHR
-
LAX
1 stop27h 55m
TAP AIR PORTUGAL
Fri 25/916:40
LAX
-
LHR
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 21/5£488

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 26 May 2026.

Return from

£481

One-way from

£421

Popular in

December

Cheapest in

September

Average price

£476
Lufthansa
  • Lufthansa
  • 7/9-28/9
  • Nonstop
  • 21h 35m total
  • London to Los Angeles
Search Deals
4/11
  • 4/11
  • 2 total stops
  • 41h 35m total
  • London to Costa Mesa
Search Deals
Highest demand for flights based on searches. 4% 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 May 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 26 May 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

Tue 8/9

13:05-16:25

Nonstop11h 20m

Los Angeles

Fri 18/9

15:40-10:10

Nonstop10h 30m

£503

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 5/10

13:05-16:25

Nonstop11h 20m

Los Angeles

Sun 18/10

15:40-10:10

Nonstop10h 30m

£504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 25/9

13:05-16:25

Nonstop11h 20m

Los Angeles

Fri 20/11

12:10-11:50

1 stop15h 40m

£504

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 4/10

06:00-13:05

1 stop15h 05m

Los Angeles

Wed 14/10

15:40-10:10

Nonstop10h 30m

£505

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 5/6

06:30-14:45

1 stop16h 15m

Los Angeles

Mon 8/6

14:00-15:35

1 stop17h 35m

£541

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 22/6

14:45-23:24

1 stop16h 39m

Los Angeles

Mon 6/7

18:50-20:40

1 stop17h 50m

£542

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Tue 3/11

10:00-23:48

2 stops21h 48m

Los Angeles

Wed 18/11

11:00-15:45

2 stops20h 45m

£548

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 28/8

21:15-14:40

2 stops25h 25m

Los Angeles

Fri 25/9

16:40-15:40

1 stop15h 00m

£549
Fastest return journey

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 4/9

09:55-13:10

Nonstop11h 15m

Los Angeles

Wed 23/12

22:30-16:50

Nonstop10h 20m

£557

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Tue 3/11

09:20-20:31

2 stops19h 11m

Los Angeles

Wed 18/11

13:45-17:20

1 stop19h 35m

£562

Flights are sorted by cheapest return flights first.

Deals found on 22/5

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 38 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 Lufthansa.

British Airways
British Airways
From £321
Virgin Atlantic
Virgin Atlantic
From £355
Scandinavian Airlines
Scandinavian Airlines
From £319
KLM
KLM
From £355

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 26 May 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

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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
9,749 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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
8,029 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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
8,005 reviews
Virgin Atlantic
7.5
Good
689 reviews
Check prices

Crew

8.1

Comfort

7.3

Entertainment

7.5

Overall

7.5

Boarding

7.7

Food

6.9

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, Iberia 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 £111, however they can be found for as little as £47.

  • 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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How does Cheapflights help users find flights to Costa Mesa?

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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