What airlines fly to Costa Rica?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Costa Rica from Phoenix Sky Harbor Intl Airport according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 6 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Costa Rica?

United Airlines and American Airlines are the most popular carriers operating from Phoenix Sky Harbor Intl to Costa Rica

When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Costa Rica?

Prices for flights from Phoenix Sky Harbor Intl Airport to Costa Rica are refreshed on a daily basis.

How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Costa Rica?

As of May 2026, there are 6 operators available to choose from for flights from Phoenix Sky Harbor Intl Airport to Costa Rica.

How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Costa Rica?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$197 Cheap Flights from Phoenix Sky Harbor Intl Airport to Costa Rica in 2026

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Costa Rica

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:37 pm - 11:27 am

PHX

LIR

17h 50m

1 stop

2:45 pm - 11:55 pm

LIR

PHX

10h 10m

1 stop

$436American Airlines

Mon, Aug 24 - Thu, Sep 3

1:49 pm - 11:27 am

PHX

LIR

20h 38m

2 stops

12:35 pm - 11:55 pm

LIR

PHX

12h 20m

1 stop

$441American Airlines

Mon, Aug 24 - Thu, Sep 3

7:00 pm - 1:45 pm

PHX

LIR

17h 45m

1 stop

2:10 pm - 8:30 am

LIR

PHX

19h 20m

2 stops

$446American Airlines

Wed, Sep 9 - Mon, Sep 14

3:30 pm - 12:10 pm

PHX

LIR

19h 40m

2 stops

11:49 am - 8:44 pm

LIR

PHX

9h 55m

1 stop

$448United Airlines

Tue, Sep 29 - Sat, Oct 10

4:15 pm - 2:45 pm

PHX

LIR

21h 30m

1 stop

3:10 pm - 7:46 am

LIR

PHX

17h 36m

2 stops

$450American Airlines

Sat, Oct 31 - Sat, Nov 7

7:00 am - 4:08 pm

PHX

LIR

8h 08m

1 stop

2:20 pm - 1:04 am

LIR

PHX

11h 44m

2 stops

$453United Airlines

Fri, Nov 13 - Mon, Nov 23

7:00 am - 6:37 pm

PHX

LIR

10h 37m

2 stops

2:20 pm - 1:04 am

LIR

PHX

11h 44m

2 stops

$454United Airlines

Fri, Nov 13 - Mon, Nov 23

12:15 pm - 12:10 pm

PHX

LIR

22h 55m

1 stop

11:49 am - 8:44 pm

LIR

PHX

9h 55m

1 stop

$458United Airlines

Tue, Sep 29 - Sat, Oct 10

7:34 pm - 7:15 am

PHX

SJO

10h 41m

1 stop

7:55 am - 8:53 pm

SJO

PHX

13h 58m

1 stop

$461United Airlines

Wed, Jun 3 - Wed, Sep 16

7:30 pm - 7:15 am

PHX

SJO

10h 45m

1 stop

7:55 am - 5:40 pm

SJO

PHX

10h 45m

1 stop

$464United Airlines

Sat, Jun 27 - Thu, Jul 2

American Airlines flights from Phoenix Sky Harbor Intl Airport to Costa Rica

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Costa Rica flight tickets

American Airlines

Aug 24

PHX4:37 pmPhoenix Sky Harbor Intl

17h 50m

1 stop

LIR11:27 amLiberia

Sep 3

LIR2:45 pmLiberia

10h 10m

1 stop

PHX11:55 pmPhoenix Sky Harbor Intl

$436

American Airlines

Aug 24

PHX1:49 pmPhoenix Sky Harbor Intl

20h 38m

2 stops

LIR11:27 amLiberia

Sep 3

LIR12:35 pmLiberia

12h 20m

1 stop

PHX11:55 pmPhoenix Sky Harbor Intl

$441

American Airlines

Sep 9

PHX7:00 pmPhoenix Sky Harbor Intl

17h 45m

1 stop

LIR1:45 pmLiberia

Sep 14

LIR2:10 pmLiberia

19h 20m

2 stops

PHX8:30 amPhoenix Sky Harbor Intl

$446

United Airlines flights from Phoenix Sky Harbor Intl Airport to Costa Rica

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Costa Rica flight tickets

United Airlines

Sep 9

PHX6:09 amPhoenix Sky Harbor Intl

12h 28m

1 stop

SJO7:37 pmSan José Juan Santamaria Intl

Sep 16

SJO1:25 pmSan José Juan Santamaria Intl

8h 28m

1 stop

PHX8:53 pmPhoenix Sky Harbor Intl

$436

United Airlines

Oct 24

PHX7:46 pmPhoenix Sky Harbor Intl

10h 29m

1 stop

SJO7:15 amSan José Juan Santamaria Intl

Oct 30

SJO1:20 pmSan José Juan Santamaria Intl

8h 36m

1 stop

PHX8:56 pmPhoenix Sky Harbor Intl

$440

United Airlines

Sep 6

PHX8:30 amPhoenix Sky Harbor Intl

10h 07m

1 stop

SJO7:37 pmSan José Juan Santamaria Intl

Sep 16

SJO7:55 amSan José Juan Santamaria Intl

14h 13m

2 stops

PHX9:08 pmPhoenix Sky Harbor Intl

$441

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 8/24

4:37 pm-11:27 am

1 stop17h 50m

Liberia

Thu 9/3

2:45 pm-11:55 pm

1 stop10h 10m

$436

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 8/24

1:49 pm-11:27 am

2 stops20h 38m

Liberia

Thu 9/3

12:35 pm-11:55 pm

1 stop12h 20m

$441

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Wed 9/9

7:00 pm-1:45 pm

1 stop17h 45m

Liberia

Mon 9/14

2:10 pm-8:30 am

2 stops19h 20m

$446

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 9/29

3:30 pm-12:10 pm

2 stops19h 40m

Liberia

Sat 10/10

11:49 am-8:44 pm

1 stop9h 55m

$448

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Sat 10/31

4:15 pm-2:45 pm

1 stop21h 30m

Liberia

Sat 11/7

3:10 pm-7:46 am

2 stops17h 36m

$450

Quickest round-trip

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 11/13

7:00 am-4:08 pm

1 stop8h 08m

Liberia

Mon 11/23

2:20 pm-1:04 am

2 stops11h 44m

$453

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 11/13

7:00 am-6:37 pm

2 stops10h 37m

Liberia

Mon 11/23

2:20 pm-1:04 am

2 stops11h 44m

$454

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 9/29

12:15 pm-12:10 pm

1 stop22h 55m

Liberia

Sat 10/10

11:49 am-8:44 pm

1 stop9h 55m

$458

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 6/3

7:34 pm-7:15 am

1 stop10h 41m

San José Juan Santamaria Intl

Wed 9/16

7:55 am-8:53 pm

1 stop13h 58m

$461

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sat 6/27

7:30 pm-7:15 am

1 stop10h 45m

San José Juan Santamaria Intl

Thu 7/2

7:55 am-5:40 pm

1 stop10h 45m

$464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Phoenix Sky Harbor Intl Airport is in November. Flight prices, which tend to average around $188, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in November, then January is your next best option. Flight prices from Phoenix Sky Harbor Intl Airport to Costa Rica during January average around $209.

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $507 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Phoenix Sky Harbor Intl Airport for as low as $404 on momondo.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Costa Rica flights?

You could potentially save up to 12% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Costa Rica flight.

Cheap Phoenix Sky Harbor Intl Airport to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Costa Rica

Fastest flight time	7h 15m
Direct flights	Sun
Airports in Costa Rica	40 airports

The fastest flight from Phoenix Sky Harbor Intl Airport to Costa Rica takes 7h 15m

Direct flights go from Phoenix Sky Harbor Intl Airport to Costa Rica on Sunday. There are no airlines offering direct flights.

There are 40 airports in Costa Rica. From Phoenix Sky Harbor Intl Airport there are direct flights to San José Juan Santamaria Intl (SJO).

Search flight deals

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Costa Rica

When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Costa Rica?
Prices for flights from Phoenix Sky Harbor Intl Airport to Costa Rica are refreshed on a daily basis.
How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Costa Rica?
As of May 2026, there are 6 operators available to choose from for flights from Phoenix Sky Harbor Intl Airport to Costa Rica.
How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Costa Rica?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Phoenix Sky Harbor Intl Airport to Costa Rica

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $131	Free Cancellation	Rating 7.1 2,979 reviews	Search JetBlue flights
Delta	PriceFrom $325	Free Cancellation	Rating 7.9 8,451 reviews	Search Delta flights
American Airlines	PriceFrom $338	Free Cancellation	Rating 7.1 11,648 reviews	Search American Airlines flights
United Airlines	PriceFrom $338	Free Cancellation	Rating 7.4 9,736 reviews	Search United Airlines flights
Southwest	PriceFrom $354	Free Cancellation	Rating 7.9 4,286 reviews	Search Southwest flights
GOL	PriceFrom $406	Free Cancellation	Rating 7.3 1,222 reviews	Search GOL flights

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Costa Rica?

Finding the right flight to Costa Rica from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

Can I find flights from Phoenix to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phoenix to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Phoenix to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from Phoenix.

I’m not ready to book a flight from Phoenix to Costa Rica right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Phoenix to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Costa Rica trip

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Flights to San Joséfrom $276

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Cheap flights from Phoenix Sky Harbor Intl Airport to Costa Rica from $197

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Costa Rica

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American Airlines flights from Phoenix Sky Harbor Intl Airport to Costa Rica

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Costa Rica flight tickets

United Airlines flights from Phoenix Sky Harbor Intl Airport to Costa Rica

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Costa Rica flight tickets

momondo Fare Finder

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

See travel insights to Costa Rica from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Costa Rica

What is the cheapest month to fly to Costa Rica?

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Costa Rica?

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Costa Rica flights?

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Costa Rica?

What airlines fly to Costa Rica?

Cheap Phoenix Sky Harbor Intl Airport to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Costa Rica

Fastest flight time

Direct flights

Airports in Costa Rica

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Costa Rica

Best airlines flying from Phoenix Sky Harbor Intl Airport to Costa Rica

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Phoenix Sky Harbor Intl Airport flight routes

According to popular flight searches on momondo this year

Costa Rica flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

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Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

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According to popular flight searches on momondo this year