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£360+ 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
2 Jun — 9 Jun1
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 3 May 2026.

Thu 4/606:30
LHR
-
LAX
1 stop16h 15m
Virgin Atlantic
Fri 10/720:30
LAX
-
LHR
1 stop13h 00m
Virgin Atlantic
Deal found 28/4£432
Sat 15/811:25
LHR
-
LAX
1 stop17h 49m
United Airlines
Mon 7/923:15
LAX
-
LHR
1 stop14h 10m
United Airlines
Deal found 28/4£437
Fri 1/512:50
LHR
-
LAX
1 stop15h 47m
Virgin Atlantic
Sat 16/515:26
LAX
-
LHR
1 stop13h 39m
Virgin Atlantic
Deal found 28/4£438
Fri 8/508:40
LHR
-
LAX
1 stop14h 05m
Virgin Atlantic
Mon 11/515:50
LAX
-
LHR
Nonstop10h 25m
Virgin Atlantic
Deal found 1/5£442
Sat 12/910:30
LHR
-
LAX
Nonstop11h 20m
British Airways
Tue 24/1115:30
LAX
-
LHR
Nonstop10h 30m
British Airways
Deal found 30/4£443
Wed 6/508:40
LHR
-
LAX
1 stop14h 05m
Virgin Atlantic
Wed 13/509:55
LAX
-
LHR
1 stop16h 05m
Virgin Atlantic
Deal found 1/5£443
Thu 7/506:30
LHR
-
LAX
1 stop13h 20m
Virgin Atlantic
Mon 11/523:15
LAX
-
LHR
Nonstop10h 20m
Virgin Atlantic
Deal found 1/5£445
Sat 9/508:40
LHR
-
LAX
1 stop14h 05m
KLM
Tue 12/523:15
LAX
-
LHR
Nonstop10h 20m
KLM
Deal found 1/5£446
Mon 4/506:30
LHR
-
LAX
1 stop13h 20m
Virgin Atlantic
Mon 11/508:35
LAX
-
LHR
1 stop14h 10m
Virgin Atlantic
Deal found 1/5£446
Wed 3/610:45
LGW
-
LAX
1 stop19h 27m
Multiple Airlines
Tue 9/608:10
LAX
-
LGW
2 stops18h 30m
Multiple Airlines
Deal found 28/4£457
Wed 15/712:20
LGW
-
LAX
2 stops33h 35m
American Airlines
Sun 2/823:04
LAX
-
LGW
2 stops49h 36m
American Airlines
Deal found 28/4£461
Wed 15/712:20
LGW
-
LAX
2 stops32h 04m
American Airlines
Mon 3/821:55
LAX
-
LGW
1 stop28h 45m
American Airlines
Deal found 28/4£462

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 3 May 2026.

Return from

£432

One-way from

£360

Popular in

December

Cheapest in

September

Average price

£452
Virgin Atlantic
  • Virgin Atlantic
  • 4/6-10/7
  • 2 total stops
  • 29h 15m total
  • London to Los Angeles
Search Deals
SWISS
  • SWISS
  • 2/9
  • 1 total stop
  • 15h 05m total
  • London to Costa Mesa
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£24 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 3 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

Fri 11/9

06:00-13:05

1 stop15h 05m

Los Angeles

Tue 24/11

18:55-13:30

Nonstop10h 35m

£477

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 8/7

15:15-00:29

1 stop17h 14m

Los Angeles

Wed 5/8

23:15-17:35

Nonstop10h 20m

£490

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 5/9

06:15-16:05

1 stop17h 50m

Los Angeles

Sat 12/9

08:15-08:50

1 stop16h 35m

£491

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 4/8

15:15-00:52

1 stop17h 37m

Los Angeles

Wed 12/8

09:00-06:20

1 stop13h 20m

£499

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 22/5

08:40-14:45

1 stop14h 05m

Los Angeles

Mon 25/5

15:50-10:15

Nonstop10h 25m

£504
Fastest return journey

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 14/5

18:15-21:25

Nonstop11h 10m

Los Angeles

Wed 20/5

23:15-17:35

Nonstop10h 20m

£509

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 16/5

09:55-13:10

Nonstop11h 15m

Los Angeles

Mon 25/5

20:35-15:00

Nonstop10h 25m

£512

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Wed 13/5

10:25-22:44

2 stops20h 19m

Los Angeles

Thu 4/6

07:59-09:25

2 stops17h 26m

£518

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 23/6

06:15-12:55

1 stop14h 40m

Los Angeles

Sat 25/7

15:21-13:05

1 stop13h 44m

£523

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/8

15:05-18:20

Nonstop11h 15m

Los Angeles

Thu 20/8

15:22-12:15

1 stop12h 53m

£525

Flights are sorted by cheapest return flights first.

Deals found on 28/4

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 55 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 (54 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (54 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 £319
Virgin Atlantic
Virgin Atlantic
From £352
Scandinavian Airlines
Scandinavian Airlines
From £321
Lufthansa
Lufthansa
From £346

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 3 May 2026.
Get a feel of what it's like to fly with United Airlines,Virgin Atlantic, 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.
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
United Airlines
7.4
Good
9,681 reviews
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Virgin Atlantic
7.4
Good
688 reviews
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Norse Atlantic UK
7.2
Good
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Lufthansa
6.8
Okay
7,965 reviews
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
British Airways
6.7
Okay
7,943 reviews
United Airlines
7.4
Good
9,681 reviews
Check prices

Crew

8.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Tim,Sept 2025

LHR - IAD

The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.

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 £97, however they can be found for as little as £41.

  • 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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