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Costa Rica

$142+ Cheap flights from Gilbert, AZ to Costa Rica

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJO
Aug 8 — Aug 151
Fri 8/8
Fri 8/15
1 adult, Economy
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Cheap flight deals from Gilbert to Costa Rica

Keep the following information in mind while searching for Gilbert to Costa Rica flight deals. Data was last updated August 3, 2025.

Round-trip from

$319
(American Airlines)

One-way from

$142
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$469
From Gilbert to Costa Rica
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One-way flight from Gilbert to Costa Rica
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Highest demand for flights based on searches. 11% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Gilbert to Costa Rica

Cheapest flights from Gilbert to Costa Rica
Explore the most affordable flight options available from Gilbert to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2025.

This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:40 pmPHX - LIR
1 stop11h 09mAmerican Airlines
Wed 10/112:49 pmLIR - PHX
2 stops21h 45mAmerican Airlines
Deal found 8/1$319
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/811:59 pmPHX - LIR
1 stop11h 01mDelta
Wed 9/171:25 pmLIR - PHX
1 stop9h 47mDelta
Deal found 8/1$325
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:09 pmPHX - SJO
1 stop9h 30mUnited Airlines
Tue 9/91:30 pmSJO - PHX
1 stop8h 32mUnited Airlines
Deal found 8/1$334
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/113:41 pmPHX - LIR
2 stops19h 29mUnited Airlines
Wed 9/171:20 pmLIR - PHX
1 stop8h 42mUnited Airlines
Deal found 8/1$335
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:18 pmPHX - SJO
1 stop12h 04mAmerican Airlines
Sun 11/166:22 amSJO - PHX
1 stop19h 17mAmerican Airlines
Deal found 8/2$339
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/87:30 amPHX - SJO
1 stop10h 25mSouthwest
Mon 8/181:40 pmSJO - PHX
1 stop9h 15mSouthwest
Deal found 8/1$370
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:42 pmPHX - SJO
3 stops35h 30mSpirit Airlines
Sat 9/612:19 pmSJO - PHX
2 stops25h 04mSpirit Airlines
Deal found 7/31$372
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:00 amPHX - SJO
2 stops28h 12mMultiple Airlines
Wed 9/312:18 pmSJO - PHX
1 stop23h 38mMultiple Airlines
Deal found 8/1$388
This Alaska Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:00 amPHX - LIR
2 stops33h 28mAlaska Airlines
Tue 10/2812:17 pmLIR - PHX
2 stops31h 00mAlaska Airlines
Deal found 8/1$411
This Ovago deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:07 pmPHX - SJO
1 stop12h 49mJetBlue
Tue 11/112:01 pmSJO - PHX
1 stop22h 34mJetBlue
Deal found 8/1$416
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:59 pmPHX - SJO
1 stop11h 51mDelta
Thu 11/132:17 pmSJO - PHX
1 stop10h 42mDelta
Deal found 8/1$425
This Alaska Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:20 amPHX - SJO
2 stops17h 18mAlaska Airlines
Sun 11/161:58 amSJO - PHX
2 stops42h 19mAlaska Airlines
Deal found 8/1$440

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gilbert 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, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2025.
Use the filters below to find and compare flights from Gilbert to Costa Rica that are best for you.

Fly from

Gilbert

Fly to

Costa Rica

Route

Depart

Return

Price

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 9/22

11:17 pm-11:49 am

2 stops11h 32m

Liberia

Wed 10/1

12:49 pm-6:34 am

2 stops18h 45m

$319

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 9/8

11:59 pm-12:00 pm

1 stop11h 01m

Liberia

Wed 9/17

1:25 pm-10:12 pm

1 stop9h 47m

$325

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Mon 8/18

12:09 pm-10:39 pm

1 stop9h 30m

San José Juan Santamaria Intl

Tue 9/9

1:30 pm-9:02 pm

1 stop8h 32m

$334

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Thu 9/11

3:41 pm-12:10 pm

2 stops19h 29m

Liberia

Wed 9/17

1:20 pm-9:02 pm

1 stop8h 42m

$335

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sat 11/8

11:18 pm-12:22 pm

1 stop12h 04m

San José Juan Santamaria Intl

Sun 11/16

6:22 am-12:39 am

1 stop19h 17m

$339

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Mon 8/25

10:42 pm-11:12 am

3 stops35h 30m

San José Juan Santamaria Intl

Sat 9/6

12:19 pm-12:23 pm

2 stops25h 04m

$372

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sat 11/1

6:59 pm-12:38 am

2 stops28h 39m

San José Juan Santamaria Intl

Mon 11/10

1:58 am-7:17 pm

2 stops18h 19m

$373

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Fri 8/15

6:00 am-11:12 am

2 stops28h 12m

San José Juan Santamaria Intl

Wed 9/3

12:18 pm-10:56 am

1 stop23h 38m

$388

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Thu 12/4

11:00 am-8:30 pm

1 stop8h 30m

San José Juan Santamaria Intl

Tue 12/9

9:00 am-10:25 pm

2 stops14h 25m

$398

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 10/21

7:00 am-5:28 pm

2 stops33h 28m

Liberia

Tue 10/28

12:17 pm-6:17 pm

2 stops31h 00m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Showing 1-10 of 23 results
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Best time to book a flight from Gilbert to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Gilbert 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 Gilbert to Costa Rica

What is the cheapest month to book a flight from Gilbert to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Gilbert to Costa Rica (average of $398). Flying from Gilbert to Costa Rica in March is currently the most expensive (average of $555). 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 G1L to CR?

Find hourly flight availability from Gilbert to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 3, 2025.

When flying from Gilbert to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Rica. Reviews last updated August 3, 2025.
Read through reviews of airlines operating flights from Gilbert to Costa Rica, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,985 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,905 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Gilbert to Costa Rica. 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 Gilbert to Costa Rica one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $142. Users have also found prices from $162 and $176 on Delta and Spirit Airlines, respectively.

  • Can I find deals for flights from Gilbert to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Gilbert to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gilbert to Costa Rica?

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

  • Can I find deals for business class flights from Gilbert to Costa Rica?

    Yes. Cheapflights offers flight deals from Gilbert to Costa Rica 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 Gilbert to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Gilbert to Costa Rica (average of $398). Flying from Gilbert to Costa Rica in March is currently the most expensive (average of $555). 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

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Top 7 airlines flying from Gilbert to Costa Rica

Discover the top 7 airlines that operate flights from Gilbert to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$325Average$615FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$344Average$452FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$385Average$620FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$390Average$631FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$402Average$700FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$436Average$638FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$620Average$730FlexibilityNo cancel feeOn-time70%

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