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£240+ 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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
6 Jul — 13 Jul1
1 adult

Flights to Costa Mesa in 2025

Find the latest flights to Costa Mesa in 2025, 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 1 July 2025.

Return from

£370

One-way from

£240

Popular in

August

Cheapest in

February

Average price

£577
Scandinavian Airlines
  • Scandinavian Airlines
  • 21/11-8/12
  • 2 total stops
  • 32h 30m total
  • London to Los Angeles
Norse Atlantic UK
  • Norse Atlantic UK
  • 20/8
  • Nonstop
  • 11h 15m total
  • London to Costa Mesa
Highest demand for flights based on searches. 9% potential increase in price (£38 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in July 2025

Find flight deals to Costa Mesa

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 1 July 2025.

Fri 21/1106:40LHR - LAX
1 stop18h 20mScandinavian Airlines
Sun 7/1219:30LAX - LHR
1 stop14h 10mScandinavian Airlines
Deal found 30/6£370
Mon 25/816:25LGW - LAX
1 stop30h 15mTAP AIR PORTUGAL
Sun 7/916:40LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 30/6£370
Tue 16/920:05LHR - LAX
1 stop28h 25mSWISS
Thu 25/919:35LAX - LHR
1 stop18h 10mSWISS
Deal found 29/6£370
Thu 11/916:30LGW - LAX
1 stop34h 35mMultiple Airlines
Wed 24/921:25LAX - LGW
1 stop14h 10mMultiple Airlines
Deal found 29/6£370
Sun 24/806:00LHR - LAX
1 stop16h 25mTAP AIR PORTUGAL
Tue 9/916:40LAX - LHR
1 stop17h 05mTAP AIR PORTUGAL
Deal found 29/6£371
Wed 20/810:55LGW - LAX
Nonstop11h 15mNorse Atlantic UK
Mon 8/916:25LAX - LGW
Nonstop10h 25mNorse Atlantic UK
Deal found 30/6£372
Sun 24/815:05LTN - LAX
1 stop36h 00mMultiple Airlines
Sun 7/921:25LAX - LTN
1 stop27h 50mMultiple Airlines
Deal found 28/6£376
Mon 25/818:35LGW - LAX
1 stop29h 55mSWISS
Tue 9/919:35LAX - LGW
1 stop14h 15mSWISS
Deal found 30/6£376
Fri 22/810:55LGW - LAX
Nonstop11h 15mA.P.G.
Sun 7/916:30LAX - LGW
Nonstop10h 25mA.P.G.
Deal found 29/6£378
Mon 8/915:05LGW - LAX
1 stop29h 23mBritish Airways
Wed 24/907:00LAX - LGW
1 stop17h 10mBritish Airways
Deal found 30/6£379
Mon 3/1108:55LHR - LAX
1 stop15h 35mMultiple Airlines
Sun 16/1119:00LAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 30/6£382
Sat 1/1107:40LHR - LAX
1 stop15h 35mLufthansa
Sat 15/1119:00LAX - LHR
Nonstop10h 30mLufthansa
Deal found 30/6£389

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 1 July 2025.
Use the filters below to find and compare flights to Costa Mesa that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 21/11

06:40-17:00

1 stop18h 20m

Los Angeles

Mon 8/12

19:30-17:40

1 stop14h 10m

£370

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Mon 25/8

16:25-14:40

1 stop30h 15m

Los Angeles

Sun 7/9

16:40-09:45

1 stop33h 05m

£370

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 16/9

20:05-16:30

1 stop28h 25m

Los Angeles

Thu 25/9

19:35-21:45

1 stop18h 10m

£370

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Thu 11/9

16:30-19:05

1 stop34h 35m

Los Angeles

Wed 24/9

21:25-19:35

1 stop14h 10m

£370

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 24/8

06:00-14:25

1 stop16h 25m

Los Angeles

Tue 9/9

16:40-17:45

1 stop17h 05m

£371

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Wed 20/8

10:55-14:10

Nonstop11h 15m

Los Angeles

Mon 8/9

16:25-10:50

Nonstop10h 25m

£372

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Sun 24/8

15:05-19:05

1 stop36h 00m

Los Angeles

Sun 7/9

21:25-09:15

1 stop27h 50m

£376

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Mon 25/8

18:35-16:30

1 stop29h 55m

Los Angeles

Tue 9/9

19:35-17:50

1 stop14h 15m

£376

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Fri 22/8

10:55-14:10

Nonstop11h 15m

Los Angeles

Sun 7/9

16:30-10:55

Nonstop10h 25m

£378

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Mon 8/9

15:05-12:28

1 stop29h 23m

Los Angeles

Wed 24/9

07:00-08:10

1 stop17h 10m

£379

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 32 results
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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

When is the best time to book a flight to Costa Mesa?

Use this chart to determine the optimal time to book a return flight from London to Costa Mesa. Price data was last updated on 27 June 2025.

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights to Costa Mesa. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Costa Mesa?

On average, a flight from London to Costa Mesa takes 13 hours 27 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.

When is the cheapest time to fly to Costa Mesa?

Use this chart to determine the cheapest time to fly return from London to Costa Mesa. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Costa Mesa should consider flying on Sunday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday at midday, when prices are usually at their highest.

Weekly flight availability to Costa Mesa

The most flights from London to Costa Mesa are scheduled on a Friday (55 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (53 on average).

What are the cheapest airlines that fly to Costa Mesa?

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

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 1 July 2025.
Get a feel of what it's like to fly with Austrian Airlines, SWISS, andUnited Airlines 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.

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Entertainment

6.8

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

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, Delta 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 £129, however they can be found for as little as £40.

  • 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. 2br Furn Home - Safe/Quiet/Clean So Bay Nr Bch/Lax is the closest property to Los Angeles (0.0 mi away from Los Angeles).

See more FAQs

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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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