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£314+ 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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
— LAX
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals to Costa Mesa

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 31 October 2025.

Wed 5/1116:35LGW - LAX
1 stop30h 05mTAP AIR PORTUGAL
Tue 11/1116:45LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 29/10£367
Thu 6/1106:00LHR - LAX
1 stop16h 40mTAP AIR PORTUGAL
Thu 13/1116:45LAX - LHR
1 stop20h 50mTAP AIR PORTUGAL
Deal found 30/10£371
Wed 5/1113:40LHR - LAX
1 stop33h 00mTAP AIR PORTUGAL
Sat 6/1216:45LAX - LHR
1 stop18h 10mTAP AIR PORTUGAL
Deal found 30/10£379
Wed 5/1116:35LGW - LAX
1 stop30h 05mTAP AIR PORTUGAL
Sat 15/1116:45LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 29/10£382
Thu 6/1106:00LHR - LAX
1 stop16h 40mTAP AIR PORTUGAL
Sat 15/1116:45LAX - LHR
1 stop35h 55mTAP AIR PORTUGAL
Deal found 29/10£384
Fri 5/1219:55LHR - LAX
1 stop27h 05mTAP AIR PORTUGAL
Tue 9/1216:45LAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Deal found 30/10£392
Wed 5/1118:30LHR - LAX
1 stop28h 10mTAP AIR PORTUGAL
Tue 11/1116:45LAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Deal found 29/10£393
Mon 17/1116:35LGW - LAX
1 stop30h 25mTAP AIR PORTUGAL
Tue 2/1216:45LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 29/10£396
Thu 11/1208:30STN - LAX
1 stop18h 40mMultiple Airlines
Tue 16/1219:50LAX - STN
1 stop16h 40mMultiple Airlines
Deal found 29/10£400
Tue 9/1206:00LHR - LAX
1 stop17h 00mTAP AIR PORTUGAL
Thu 22/116:45LAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Deal found 30/10£401
Sat 6/1206:00LHR - LAX
1 stop17h 00mTAP AIR PORTUGAL
Tue 9/1216:45LAX - LHR
1 stop16h 45mTAP AIR PORTUGAL
Deal found 30/10£403
Mon 17/1116:35LGW - LAX
1 stop30h 25mTAP AIR PORTUGAL
Sat 29/1116:45LAX - LGW
1 stop33h 05mTAP AIR PORTUGAL
Deal found 29/10£408

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 31 October 2025.

Return from

£392

One-way from

£314

Popular in

December

Cheapest in

September

Average price

£493
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 5/12-9/12
  • 2 total stops
  • 43h 50m total
  • London to Los Angeles
Search Deals
13/4
  • 13/4
  • 3 total stops
  • 28h 10m total
  • London to Costa Mesa
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 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 October 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 31 October 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

STN - LAX

STNLAX

London Stansted

Wed 19/11

20:55-16:35

2 stops27h 40m

Los Angeles

Mon 24/11

08:30-20:55

2 stops28h 25m

£428

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 19/11

21:05-17:00

2 stops27h 55m

Los Angeles

Mon 24/11

19:30-21:35

2 stops18h 05m

£446

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 11/4

13:25-16:40

Nonstop11h 15m

Los Angeles

Thu 16/4

10:45-08:50

1 stop14h 05m

£451

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 25/11

21:05-17:00

2 stops27h 55m

Los Angeles

Tue 13/1

19:30-21:35

2 stops18h 05m

£459

LondonLos Angeles

STN - LAX

STNLAX

London Stansted

Sun 18/1

13:55-16:35

2 stops34h 40m

Los Angeles

Wed 28/1

08:30-20:55

2 stops28h 25m

£464

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 4/4

06:15-13:05

1 stop14h 50m

Los Angeles

Mon 20/4

09:15-10:15

1 stop17h 00m

£468

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 5/12

21:05-17:00

2 stops27h 55m

Los Angeles

Mon 8/12

19:30-21:35

2 stops18h 05m

£471

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Wed 19/11

06:50-18:30

1 stop19h 40m

Los Angeles

Wed 26/11

20:15-23:05

1 stop18h 50m

£473

LondonLos Angeles

LTN - LAX

LTNLAX

London Luton

Sun 1/3

06:20-18:10

1 stop19h 50m

Los Angeles

Sat 21/3

08:30-14:00

2 stops22h 30m

£473

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 2/12

21:05-17:00

2 stops27h 55m

Los Angeles

Fri 27/2

19:30-09:35

2 stops30h 05m

£475

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 60 results
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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

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 24 October 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 15 hours 0 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.

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 £329
Virgin Atlantic
Virgin Atlantic
From £368
KLM
KLM
From £366
Lufthansa
Lufthansa
From £361

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 Aer Lingus.

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 31 October 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
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
671 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Norse Atlantic UK
7.2
Good
KLM
7.7
Good
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,541 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,487 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Overall

7.7

Boarding

7.8

Entertainment

7.1

Crew

8.4

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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, SWISS 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 £450, however they can be found for as little as £26.

  • 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 15 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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