Find flights
Deals
Airlines

$572+ Cheap flights to Costa Mesa

— LAX
19 Oct — 26 Oct1
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

Tue 10/1114:00 -
1 stop17h 00m
Sat 14/1122:35 -
1 stop19h 00m
Deal found 15/9$927
Mon 19/1014:15 -
1 stop16h 50m
Tue 10/1122:35 -
1 stop28h 30m
Deal found 17/9$933
Mon 23/1114:00 -
1 stop17h 00m
Sun 29/1122:35 -
1 stop19h 00m
Deal found 14/9$934
Mon 2/1114:00 -
1 stop17h 00m
Tue 10/1122:35 -
1 stop19h 00m
Deal found 17/9$936
Tue 20/1014:15 -
1 stop16h 50m
Fri 30/1023:35 -
1 stop28h 30m
Deal found 18/9$943
Fri 9/1014:15 -
1 stop16h 50m
Tue 30/323:55 -
1 stop28h 30m
Deal found 18/9$944
Thu 22/1014:15 -
1 stop16h 50m
Tue 27/1023:35 -
1 stop19h 00m
Deal found 17/9$948
Fri 9/1014:15 -
1 stop16h 50m
Wed 10/322:35 -
1 stop19h 00m
Deal found 17/9$951
Sun 22/1114:00 -
1 stop17h 00m
Thu 26/1122:35 -
1 stop19h 00m
Deal found 14/9$962
Thu 15/1014:15 -
1 stop16h 50m
Thu 29/1023:35 -
1 stop19h 00m
Deal found 16/9$972

Find flight deals to Costa Mesa

Return from

$927

One-way from

$572

Popular in

December

Cheapest in

August

Average price

$1,149
Fiji Airways
  • Fiji Airways
  • 10/11-14/11
  • 2 total stops
  • 36h 00m total
  • Sydney to Los Angeles
Search Deals
Delta
  • Delta
  • 1/10-31/12
  • Nonstop
  • 13h 45m total
  • Sydney to Costa Mesa
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average return price).
Search Deals
Average for return flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Wed 2/12

11:20-06:05

Nonstop13h 45m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$612

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Mon 16/11

10:40-05:35

Nonstop13h 55m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$613

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Tue 10/11

11:20-06:05

Nonstop13h 45m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$613

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Mon 5/10

10:15-06:00

Nonstop13h 45m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$614

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Mon 9/11

10:40-05:35

Nonstop13h 55m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$614

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Tue 16/3

11:50-08:57

1 stop39h 07m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$621

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Mon 9/11

11:50-10:21

1 stop17h 31m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$626

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Wed 20/1

13:20-18:01

1 stop23h 41m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$627

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Thu 15/10

10:15-06:00

Nonstop13h 45m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$687
Fastest return journey

SydneyLos Angeles

SYD Sydney Kingsford Smith - LAX Los Angeles Los Angeles

SYDLAX

Sydney Kingsford Smith

Wed 14/10

10:30-06:10

Nonstop13h 40m

Los Angeles Los Angeles

Wed 31/12

00:00-18:00

Nonstop0h 00m

$687

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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

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 Sydney to Costa Mesa takes 13 hours 40 minutes. Flights to Costa Mesa from other popular cities in Australia 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 Sydney to Costa Mesa are scheduled on a Monday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 on average).

What are the most popular airlines that fly to Costa Mesa?

The most popular airlines flying from Sydney to Costa Mesa are Qantas Airways, Fiji Airways and United Airlines.

Qantas Airways
Qantas Airways
From $875
Fiji Airways
Fiji Airways
From $764
United Airlines
United Airlines
From $811
Air New Zealand
Air New Zealand
From $977

What are the cheapest airlines that fly to Costa Mesa?

The cheapest airlines flying from Sydney to Costa Mesa are Delta, Virgin Australia and Fiji Airways.

Rainfall in Costa Mesa by month

In terms of precipitation, rainfall in Costa Mesa ranges from 0.0 - 87.0 mm 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

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

Read reviews from past customers who have flown Fiji Airways,Air New Zealand, andQantas Airways to the United States. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.
Fiji Airways
8.0
Very Good
259 reviews
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.
Air New Zealand
8.0
Very Good
669 reviews
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.
Qantas Airways
7.5
Good
1,102 reviews
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.
United Airlines
7.4
Good
10,232 reviews
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.
American Airlines
7.0
Good
12,087 reviews
Fiji Airways
8.0
Very Good
259 reviews
Check prices

Comfort

8.0

Food

7.5

Entertainment

7.4

Boarding

8.0

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,July 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

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 $1,265, however they can be found for as little as $124.

  • Where does the fastest flight to Costa Mesa depart from?

    For those looking to save time traveling to Costa Mesa, Brisbane offers the quickest one-way flight (12 hours 55 minutes).

  • Does Los Angeles Los Angeles have car hire?

    Yes. Those touching down at Los Angeles Los Angeles can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Los Angeles Los Angeles?

    Yes. Los Angeles Los Angeles has hotels nearby for those requiring accommodations. Hyatt Regency Los Angeles International Airport is the closest property to Los Angeles Los Angeles (0.0 km away from Los Angeles Los Angeles).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Search flights to Costa Mesa by cabin class

First Class flights to Costa Mesa
Business Class flights to Costa Mesa
Prem Economy Class flights to Costa Mesa
Economy Class flights to Costa Mesa

Fly with Cheapflights

How does Cheapflights help users find flights to Costa Mesa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Costa Mesa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets to Costa Mesa?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Costa Mesa.

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

Certainly. Search results for flights to Costa Mesa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights to Costa Mesa become cheaper?

Yes, Cheapflights offers price alerts on Costa Mesa flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.