What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Phoenix Sky Harbor Intl Airport to Costa Mesa for a low price.

In terms of precipitation, rainfall in Costa Mesa ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Costa Mesa when rainfall is around 0.0 in.

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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Costa Mesa?

While on average a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa is generally $1,812, our data shows the cheapest flight currently is $58. When looking at the most popular route, (Phoenix Sky Harbor Intl - Los Angeles), you can expect to pay $95 for that flight.

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Costa Mesa?

No one likes to see their flight delayed. When booking a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa consider choosing Air France (98%), Aeromexico (97%) or SAUDIA (96%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Phoenix Sky Harbor Intl Airport to Costa Mesa.

What is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa?

August can be a great time to fly to Costa Mesa from Phoenix Sky Harbor Intl Airport with a flight ticket averaging about $134. Cheapflights users have found deals in the month of August for as cheap as $39. The most expensive prices can be found in the month of June.

Can I find deals for flights from Sky Harbor Intl to Costa Mesa that include hotel bookings?

Yes. In addition to deals on Sky Harbor Intl to Costa Mesa flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Sky Harbor Intl to Costa Mesa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Costa Mesa.

Can I find deals for business class flights from Sky Harbor Intl to Costa Mesa?

Yes. Cheapflights offers flight deals from Sky Harbor Intl to Costa Mesa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$54+ Flights from Phoenix Sky Harbor Intl Airport to Costa Mesa

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Costa Mesa are usually found in August or January, booked 42 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to Costa Mesa

Round-trip from	$90 (Cheapflightsfares)
One-way from	$54 (CheapOair)
Popular in	June
Cheapest in	August
Average price	$153

From Phoenix Sky Harbor Intl to Costa Mesa

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One-way flight from Phoenix Sky Harbor Intl to Costa Mesa

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Highest demand for flights based on searches. 17% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Sky Harbor Intl to Costa Mesa

Cheapest flights from Sky Harbor Intl to Costa Mesa
Explore the most affordable flight options available from Sky Harbor Intl to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Sat 8/237:00 amPHX - LAX

Nonstop1h 29mFrontier

Sun 8/249:58 pmLAX - PHX

Nonstop1h 42mFrontier

Deal found 7/29

$90

Tue 9/164:11 pmPHX - LAX

Nonstop1h 32mDelta

Wed 10/89:45 pmLAX - PHX

Nonstop1h 28mDelta

Deal found 7/28

$117

Best flights from Sky Harbor Intl to Costa Mesa
Discover carefully curated flight deals from Sky Harbor Intl to Costa Mesa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Sat 8/237:00 amPHX - LAX

Nonstop1h 29mFrontier

Sun 8/249:58 pmLAX - PHX

Nonstop1h 42mFrontier

Deal found 7/29

$90

Tue 9/164:11 pmPHX - LAX

Nonstop1h 32mDelta

Wed 10/89:45 pmLAX - PHX

Nonstop1h 28mDelta

Deal found 7/28

$117

Last-minute flights from Sky Harbor Intl to Costa Mesa
Discover last-minute flight deals from Sky Harbor Intl to Costa Mesa. Data last updated July 31, 2025 and is based on user searches.

Sun 8/106:05 amPHX - LAX

Nonstop1h 29mFrontier

Sun 9/79:59 pmLAX - PHX

Nonstop1h 30mFrontier

Deal found 7/29

$147

Sun 8/101:00 pmPHX - LAX

1 stop3h 02mMultiple Airlines

Fri 8/152:27 pmLAX - PHX

Nonstop1h 40mMultiple Airlines

Deal found 7/30

$224

Sat 8/237:00 amPHX - LAX

Nonstop1h 29mFrontier

Sun 8/249:58 pmLAX - PHX

Nonstop1h 42mFrontier

Deal found 7/29

$90

Sat 8/306:40 amPHX - LAX

Nonstop1h 30mDelta

Sun 8/319:30 amLAX - PHX

Nonstop1h 30mDelta

Deal found 7/30

$137

One-way flights from Sky Harbor Intl to Costa Mesa
Search for one-way flight options from Sky Harbor Intl to Costa Mesa. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Wed 9/37:00 amPHX - LAX

Nonstop1h 29mFrontier

Deal found 7/30

$54

Sat 8/304:10 pmPHX - LAX

Nonstop1h 31mDelta

Deal found 7/30

$59

Tue 12/25:00 pmPHX - LAX

Nonstop1h 42mUnited Airlines

Deal found 7/30

$70

Sat 9/1312:20 pmPHX - LAX

1 stop3h 50mSouthwest

Deal found 7/30

$80

Wed 12/245:40 pmPHX - LAX

Nonstop1h 33mAmerican Airlines

Deal found 7/30

$82

Sat 1/244:47 pmPHX - LAX

1 stop5h 48mHawaiian Airlines

Deal found 7/31

$107

Tue 1/274:47 pmPHX - LAX

1 stop5h 48mAlaska Airlines

Deal found 7/29

$114

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Costa Mesa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 8/23

7:00 am-8:29 am

Nonstop1h 29m

Los Angeles

Sun 8/24

9:58 pm-11:40 pm

Nonstop1h 42m

$90

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 9/16

4:11 pm-5:43 pm

Nonstop1h 32m

Los Angeles

Wed 10/8

9:45 pm-11:13 pm

Nonstop1h 28m

$117

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Wed 9/3

7:00 am-8:29 am

Nonstop1h 29m

$54

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 8/30

4:10 pm-5:41 pm

Nonstop1h 31m

$59

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 12/2

5:00 pm-5:42 pm

Nonstop1h 42m

$70

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 9/13

12:20 pm-4:10 pm

1 stop3h 50m

$80

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Wed 12/24

5:40 pm-6:13 pm

Nonstop1h 33m

$82

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 1/24

4:47 pm-9:35 pm

1 stop5h 48m

$107

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 1/27

4:47 pm-9:35 pm

1 stop5h 48m

$114

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Sky Harbor Intl to Costa Mesa

Have a flexible travel schedule? Discover the best time to fly to Costa Mesa from Sky Harbor Intl with our price prediction graph.

Estimated round-trip 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 from Phoenix Sky Harbor Intl Airport to Costa Mesa

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Booking 42 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Costa Mesa. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa (average of $246). Flying from Phoenix Sky Harbor Intl Airport to Costa Mesa in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to CM3?

When flying from Phoenix Sky Harbor Intl Airport to Costa Mesa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Costa Mesa flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Costa Mesa

The most flights from PHX to CM3 are scheduled on a Wednesday (92 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 on average).

Reviews of airlines servicing Costa Mesa

Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Phoenix Sky Harbor Intl Airport to Costa Mesa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,244 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,980 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Frontier

5.9

Fair

3,238 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Phoenix Sky Harbor Intl Airport to Costa Mesa for a low price.
What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Costa Mesa?
No one likes to see their flight delayed. When booking a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa consider choosing Air France (98%), Aeromexico (97%) or SAUDIA (96%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Costa Mesa?
While on average a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa is generally $1,812, our data shows the cheapest flight currently is $58. When looking at the most popular route, (Phoenix Sky Harbor Intl - Los Angeles), you can expect to pay $95 for that flight.
Can I find deals for flights from Sky Harbor Intl to Costa Mesa that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to Costa Mesa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to Costa Mesa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Costa Mesa.
Can I find deals for business class flights from Sky Harbor Intl to Costa Mesa?
Yes. Cheapflights offers flight deals from Sky Harbor Intl to Costa Mesa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa (average of $246). Flying from Phoenix Sky Harbor Intl Airport to Costa Mesa in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Sky Harbor Intl to Costa Mesa

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$38	Average$121	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$78	Average$162	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$79	Average$158	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$97	Average$188	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$97	Average$250	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$97	Average$242	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$197	Average$397	FlexibilityNo cancel fee	On-time75%

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$54+ Cheap flights from Sky Harbor Intl (PHX) to Costa Mesa, CA

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sky Harbor Intl to Costa Mesa with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Costa Mesa are usually found in August or January, booked 42 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to Costa Mesa

Keep the following information in mind while searching for Sky Harbor Intl to Costa Mesa flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sky Harbor Intl to Costa Mesa

Cheapest flights from Sky Harbor Intl to Costa MesaExplore the most affordable flight options available from Sky Harbor Intl to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Sky Harbor Intl to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Costa Mesa that are best for you.

Best time to book a flight from Sky Harbor Intl to Costa Mesa

Have a flexible travel schedule? Discover the best time to fly to Costa Mesa from Sky Harbor Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Costa Mesa

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Costa Mesa. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?

What is the cheapest time of day to fly from PHX to CM3?

Find hourly flight availability from Sky Harbor Intl to Costa Mesa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Costa Mesa. Price data was last updated on July 27, 2025.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Costa Mesa

Reviews of airlines servicing Costa Mesa

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Costa Mesa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Costa Mesa one-way?

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Costa Mesa?

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Can I find deals for flights from Sky Harbor Intl to Costa Mesa that include hotel bookings?

How can I find direct flights from Sky Harbor Intl to Costa Mesa?

Can I find deals for business class flights from Sky Harbor Intl to Costa Mesa?

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Costa Mesa?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sky Harbor Intl to Costa Mesa

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Sky Harbor Intl to Costa Mesa

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Cheapest flights from Sky Harbor Intl to Costa Mesa
Explore the most affordable flight options available from Sky Harbor Intl to Costa Mesa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.