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£354+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
25 Jan — 1 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Costa Mesa in 2025

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 December 2025.

Wed 31/1216:20LHR - LAX
2 stops25h 16mUnited Airlines
Thu 8/113:38LAX - LHR
1 stop14h 22mUnited Airlines
Deal found 24/12£416
Wed 31/1213:35LHR - LAX
2 stops30h 29mLufthansa
Wed 7/108:33LAX - LHR
1 stop13h 22mLufthansa
Deal found 24/12£428
Wed 31/1207:35LHR - LAX
1 stop17h 00mIberia
Thu 19/311:25LAX - LHR
1 stop15h 15mIberia
Deal found 24/12£446
Wed 31/1213:35LHR - LAX
2 stops30h 29mMultiple Airlines
Wed 7/119:00LAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 24/12£477
Wed 24/1216:45LCY - LAX
1 stop28h 45mITA Airways
Wed 31/1215:20LAX - LCY
2 stops22h 30mITA Airways
Deal found 23/12£484
Tue 30/1206:00LHR - LAX
1 stop18h 35mSWISS
Tue 13/119:10LAX - LHR
1 stop28h 55mSWISS
Deal found 24/12£487
Tue 30/1206:00LHR - LAX
1 stop18h 35mMultiple Airlines
Fri 23/108:20LAX - LHR
1 stop14h 00mMultiple Airlines
Deal found 24/12£504
Mon 29/1218:40LHR - LAX
1 stop29h 55mMultiple Airlines
Wed 7/108:33LAX - LHR
1 stop13h 22mMultiple Airlines
Deal found 23/12£505
Wed 31/1207:35LHR - LAX
1 stop17h 00mMultiple Airlines
Wed 14/113:00LAX - LHR
1 stop12h 40mMultiple Airlines
Deal found 24/12£508
Mon 29/1217:10LHR - LAX
1 stop31h 25mMultiple Airlines
Wed 21/119:00LAX - LHR
Nonstop10h 30mMultiple Airlines
Deal found 24/12£509
Tue 30/1209:15LCY - LAX
1 stop15h 20mSWISS
Thu 15/119:10LAX - LCY
1 stop13h 55mSWISS
Deal found 23/12£522
Wed 24/1216:35LGW - LAX
1 stop30h 05mTAP AIR PORTUGAL
Sat 28/216:45LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 23/12£528

Find flight deals to Costa Mesa

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 26 December 2025.

Return from

£410

One-way from

£354

Popular in

December

Cheapest in

September

Average price

£589
American Airlines
  • American Airlines
  • 22/6-12/7
  • 2 total stops
  • 28h 35m total
  • London to Los Angeles
Search Deals
3/2
  • 3/2
  • 3 total stops
  • 33h 13m total
  • London to Costa Mesa
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
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 December 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

Sat 25/4

06:00-18:39

2 stops20h 39m

Los Angeles

Mon 27/4

15:05-12:40

1 stop13h 35m

£414

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 27/5

10:45-18:02

1 stop15h 17m

Los Angeles

Sun 31/5

20:15-17:20

1 stop13h 05m

£414

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 15/1

14:25-16:35

2 stops34h 10m

Los Angeles

Wed 28/1

11:40-16:20

2 stops20h 40m

£417

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 25/4

15:05-21:03

1 stop13h 58m

Los Angeles

Sat 2/5

08:05-09:35

2 stops17h 30m

£420

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 25/4

09:30-21:03

2 stops19h 33m

Los Angeles

Mon 27/4

06:30-10:00

2 stops19h 30m

£421

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Sun 8/2

08:05-18:30

1 stop18h 25m

Los Angeles

Sun 15/2

20:15-22:00

1 stop17h 45m

£423

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Thu 15/1

09:00-18:30

1 stop17h 30m

Los Angeles

Wed 28/1

20:15-17:05

1 stop12h 50m

£426

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 20/6

06:55-15:15

1 stop16h 20m

Los Angeles

Mon 13/7

17:30-17:05

1 stop15h 35m

£426

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 25/4

09:30-18:39

2 stops17h 09m

Los Angeles

Sat 2/5

08:05-09:35

2 stops17h 30m

£426

LondonLos Angeles

LCY - LAX

LCYLAX

London City

Thu 22/1

17:50-11:45

1 stop25h 55m

Los Angeles

Thu 29/1

08:09-09:30

2 stops17h 21m

£428

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 60 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 19 December 2025.

Booking 7 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 14 hours 21 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 Monday (46 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (35 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 £358
KLM
KLM
From £356
Lufthansa
Lufthansa
From £351

What are the cheapest airlines that fly to Costa Mesa?

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

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 December 2025.
Get a feel of what it's like to fly with KLM, 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.
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
677 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Norse Atlantic UK
7.2
Good
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,656 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,617 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Boarding

7.7

Entertainment

7.1

Food

7.2

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 £87, however they can be found for as little as £22.

  • 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 10 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 - 40% off for 30+ days 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.

Can Cheapflights find flights to Costa Mesa with no change fees?

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

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