£233+ 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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
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 30 April 2025.
Find flight deals to Costa Mesa
Cheapest flights to Costa MesaExplore the most affordable flight options available to Costa Mesa. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.
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 30 April 2025.
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 30 April 2025.
Use the filters below to find and compare flights to Costa Mesa that are best for you.
Fly from
Route
Depart
Return
Price
LondonLos Angeles
LGW - LAX
LGWLAX
London Gatwick
Sun 15/6
10:55-14:10
Nonstop11h 15m
Los Angeles
Fri 11/7
16:30-10:55
Nonstop10h 25m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 13/5
08:45-19:50
2 stops19h 05m
Los Angeles
Sun 18/5
08:05-11:50
2 stops19h 45m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Wed 14/5
08:40-16:30
1 stop15h 50m
Los Angeles
Tue 20/5
16:35-11:10
Nonstop10h 35m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 13/5
08:50-18:25
1 stop17h 35m
Los Angeles
Sun 18/5
21:30-16:05
Nonstop10h 35m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Tue 13/5
08:45-16:30
1 stop15h 45m
Los Angeles
Sun 18/5
08:05-06:30
1 stop14h 25m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 16/5
08:40-16:30
1 stop15h 50m
Los Angeles
Fri 23/5
05:05-09:40
1 stop20h 35m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Mon 12/5
06:00-16:30
1 stop18h 30m
Los Angeles
Mon 19/5
19:35-07:55
1 stop28h 20m
LondonLos Angeles
LGW - LAX
LGWLAX
London Gatwick
Thu 11/9
19:40-17:30
1 stop29h 50m
Los Angeles
Sun 21/9
16:30-10:55
Nonstop10h 25m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 5/9
17:30-20:45
Nonstop11h 15m
Los Angeles
Sat 20/9
22:50-17:15
Nonstop10h 25m
LondonLos Angeles
LHR - LAX
LHRLAX
London Heathrow
Fri 10/10
06:00-14:35
1 stop16h 35m
Los Angeles
Sun 19/10
16:40-22:00
1 stop21h 20m
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.
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 25 April 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 15 hours 13 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 (53 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (43 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.
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 30 April 2025.
See what other customers who have flown with Delta, KLM and Air Transat to Costa Mesa have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
Food
Boarding
Overall
Comfort
Crew
Entertainment
Reviews
Aaron,Oct 2024
TUS - LAX
FAQs about flying to Costa Mesa
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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.
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.
Can Cheapflights notify me if prices for flights to Costa Mesa become cheaper?
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