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Cheap flights from Phoenix to Costa Rica from $190

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Costa Rica departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:20 pm - 8:30 am
PHX
-
SJO
18h 10m
2 stops
Multiple Airlines Logo
4:35 pm - 12:25 pm
SJO
-
PHX
20h 50m
2 stops
$439Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
4:25 pm - 9:50 am
PHX
-
LIR
16h 25m
2 stops
United Airlines Logo
1:20 pm - 8:42 pm
LIR
-
PHX
8h 22m
1 stop
$446United Airlines
Thu, Jul 9 - Mon, Jul 13
American Airlines Logo
11:20 pm - 1:18 pm
PHX
-
LIR
12h 58m
2 stops
American Airlines Logo
2:18 pm - 9:10 am
LIR
-
PHX
19h 52m
2 stops
$451American Airlines
Fri, Sep 11 - Mon, Sep 14
American Airlines Logo
4:20 pm - 1:50 pm
PHX
-
LIR
20h 30m
1 stop
American Airlines Logo
3:10 pm - 11:29 pm
LIR
-
PHX
9h 19m
1 stop
$459American Airlines
Mon, Dec 14 - Fri, Dec 25
Multiple Airlines Logo
1:20 pm - 8:30 am
PHX
-
SJO
18h 10m
2 stops
Multiple Airlines Logo
4:35 pm - 12:25 pm
SJO
-
PHX
20h 50m
2 stops
$459Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
6:00 am - 3:08 pm
PHX
-
LIR
8h 08m
1 stop
United Airlines Logo
8:35 am - 8:31 pm
LIR
-
PHX
12h 56m
1 stop
$462United Airlines
Fri, Oct 30 - Sat, Nov 14
American Airlines Logo
4:20 pm - 1:50 pm
PHX
-
LIR
20h 30m
1 stop
American Airlines Logo
11:55 am - 11:37 pm
LIR
-
PHX
12h 42m
2 stops
$463American Airlines
Mon, Dec 14 - Fri, Dec 25
American Airlines Logo
8:59 am - 8:07 pm
PHX
-
SJO
10h 08m
1 stop
American Airlines Logo
6:00 am - 9:42 pm
SJO
-
PHX
16h 42m
1 stop
$474American Airlines
Wed, Sep 9 - Wed, Sep 16
Southwest Logo
6:20 am - 6:40 pm
PHX
-
SJO
11h 20m
2 stops
Southwest Logo
1:40 pm - 9:30 pm
SJO
-
PHX
8h 50m
1 stop
$480Southwest
Tue, Sep 15 - Mon, Sep 21
Southwest Logo
7:55 am - 6:40 pm
PHX
-
SJO
9h 45m
1 stop
Southwest Logo
1:40 pm - 9:15 pm
SJO
-
PHX
8h 35m
1 stop
$481Southwest
Mon, Aug 17 - Wed, Aug 26

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Southwest flights from Phoenix to Costa Rica

Our best Southwest deals on Phoenix to Costa Rica flight tickets
Southwest
Sep 15
PHX6:20 amPhoenix Sky Harbor Intl
11h 20m
2 stops
SJO6:40 pmSan José Juan Santamaria Intl
Sep 21
SJO1:40 pmSan José Juan Santamaria Intl
8h 50m
1 stop
PHX9:30 pmPhoenix Sky Harbor Intl
$480
Southwest
Aug 17
PHX7:55 amPhoenix Sky Harbor Intl
9h 45m
1 stop
SJO6:40 pmSan José Juan Santamaria Intl
Aug 26
SJO1:40 pmSan José Juan Santamaria Intl
8h 35m
1 stop
PHX9:15 pmPhoenix Sky Harbor Intl
$481
Southwest
Sep 11
PHX5:45 amPhoenix Sky Harbor Intl
11h 55m
2 stops
SJO6:40 pmSan José Juan Santamaria Intl
Sep 14
SJO1:40 pmSan José Juan Santamaria Intl
8h 50m
1 stop
PHX9:30 pmPhoenix Sky Harbor Intl
$500

Frontier flights from Phoenix to Costa Rica

Our best Frontier deals on Phoenix to Costa Rica flight tickets
Frontier
Jul 2
PHX12:35 amPhoenix Sky Harbor Intl
30h 45m
1 stop
SJO8:20 amSan José Juan Santamaria Intl
Jul 12
SJO9:35 amSan José Juan Santamaria Intl
25h 55m
1 stop
PHX10:30 amPhoenix Sky Harbor Intl
$535
Frontier
Jun 30
PHX12:35 amPhoenix Sky Harbor Intl
30h 45m
1 stop
SJO8:20 amSan José Juan Santamaria Intl
Jul 4
SJO9:35 amSan José Juan Santamaria Intl
25h 55m
1 stop
PHX10:30 amPhoenix Sky Harbor Intl
$554
Frontier
Jul 3
PHX12:35 amPhoenix Sky Harbor Intl
30h 45m
1 stop
SJO8:20 amSan José Juan Santamaria Intl
Jul 9
SJO9:35 amSan José Juan Santamaria Intl
25h 55m
1 stop
PHX10:30 amPhoenix Sky Harbor Intl
$555

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 21, 2026.
Use the filters below to find and compare flights from Phoenix to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 9/9

1:20 pm-8:30 am

2 stops18h 10m

San José Juan Santamaria Intl

Wed 9/16

4:35 pm-12:25 pm

2 stops20h 50m

$439

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Thu 7/9

4:25 pm-9:50 am

2 stops16h 25m

Liberia

Mon 7/13

1:20 pm-8:42 pm

1 stop8h 22m

$446

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 9/11

11:20 pm-1:18 pm

2 stops12h 58m

Liberia

Mon 9/14

2:18 pm-9:10 am

2 stops19h 52m

$451

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 12/14

4:20 pm-1:50 pm

1 stop20h 30m

Liberia

Fri 12/25

3:10 pm-11:29 pm

1 stop9h 19m

$459

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 9/9

1:20 pm-8:30 am

2 stops18h 10m

San José Juan Santamaria Intl

Wed 9/16

4:35 pm-12:25 pm

2 stops20h 50m

$459

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 10/30

6:00 am-3:08 pm

1 stop8h 08m

Liberia

Sat 11/14

8:35 am-8:31 pm

1 stop12h 56m

$462

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 12/14

4:20 pm-1:50 pm

1 stop20h 30m

Liberia

Fri 12/25

11:55 am-11:37 pm

2 stops12h 42m

$463

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 9/9

8:59 am-8:07 pm

1 stop10h 08m

San José Juan Santamaria Intl

Wed 9/16

6:00 am-9:42 pm

1 stop16h 42m

$474

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 9/15

6:20 am-6:40 pm

2 stops11h 20m

San José Juan Santamaria Intl

Mon 9/21

1:40 pm-9:30 pm

1 stop8h 50m

$480
Quickest round-trip

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Mon 8/17

7:55 am-6:40 pm

1 stop9h 45m

San José Juan Santamaria Intl

Wed 8/26

1:40 pm-9:15 pm

1 stop8h 35m

$481

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Phoenix 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

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Phoenix is in December. Flight prices, which tend to average around $131, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in December, then November is your next best option. Flight prices from Phoenix to Costa Rica during November average around $188.

How far in advance should I book a flight from Phoenix to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $506 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 for as low as $418 on momondo.

Cheap Phoenix to Costa Rica flight deals and tips

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

Fastest flight time

7h 15m

Direct flights

Thu

Airports in Costa Rica

40 airports
The fastest flight from Phoenix to Costa Rica takes 7h 15m
Direct flights go from Phoenix to Costa Rica on Thursday. There are no airlines offering direct flights.
There are 40 airports in Costa Rica. From Phoenix there are direct flights to San José Juan Santamaria Intl (SJO).
Search flight deals

Frequently asked questions about flying from Phoenix to Costa Rica

  • When did momondo last update prices for flights from Phoenix to Costa Rica?

    Prices for flights from Phoenix to Costa Rica were last updated today.

  • How many operators does momondo search for flights from Phoenix to Costa Rica?

  • How old do you have to be to fly from Phoenix to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix to Costa Rica.

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

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix to Costa Rica

Compare and see reviews for airlines that fly from Phoenix to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $250Free CancellationRating
7.1
2,993 reviews
Search JetBlue flights
DeltaPriceFrom $325Free CancellationRating
7.8
8,422 reviews
Search Delta flights
American AirlinesPriceFrom $333Free CancellationRating
7.1
11,737 reviews
Search American Airlines flights
United AirlinesPriceFrom $341Free CancellationRating
7.4
9,874 reviews
Search United Airlines flights
SouthwestPriceFrom $354Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
GOLPriceFrom $406Free CancellationRating
7.3
1,235 reviews
Search GOL flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Costa Rica from Phoenix.

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

Flights from Phoenix to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to Costa Rica.

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.

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