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$143+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJO
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$326
(Delta)

One-way from

$143
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$587
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. 10% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 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 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 July 1, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 9/2311:44 pmPHX - SJO
1 stop11h 24mDelta
Tue 10/71:13 pmSJO - PHX
1 stop10h 46mDelta
Deal found 7/1$326
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 9/166:50 pmPHX - SJO
2 stops15h 22mAmerican Airlines
Tue 9/237:27 amSJO - PHX
2 stops14h 40mAmerican Airlines
Deal found 6/30$330
This CheapOair deal was found by Cheapflights users on 6/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/239:32 amPHX - SJO
1 stop13h 21mMultiple Airlines
Sun 12/74:13 pmSJO - PHX
1 stop16h 48mMultiple Airlines
Deal found 6/30$351
This Southwest deal was found by Cheapflights users on 6/30. 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.
Tue 8/126:05 amPHX - SJO
1 stop11h 50mSouthwest
Tue 8/198:50 amSJO - PHX
1 stop11h 05mSouthwest
Deal found 6/30$359
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/2212:09 pmPHX - SJO
1 stop9h 30mUnited Airlines
Tue 7/297:55 amSJO - PHX
1 stop12h 27mUnited Airlines
Deal found 6/28$390
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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 8/122:16 pmPHX - LIR
2 stops15h 04mAlaska Airlines
Tue 8/194:58 pmLIR - PHX
2 stops28h 22mAlaska Airlines
Deal found 6/29$455
This Southwest deal was found by Cheapflights users on 6/29. 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.
Sat 10/185:25 amPHX - LIR
1 stop6h 40mSouthwest
Sat 10/252:05 pmLIR - PHX
1 stop8h 05mSouthwest
Deal found 6/29$570
This Air Canada deal was found by Cheapflights users on 6/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:50 pmPHX - LIR
1 stop24h 55mAir Canada
Mon 11/103:45 pmLIR - PHX
2 stops31h 35mAir Canada
Deal found 6/30$657
This Delta deal was found by Cheapflights users on 6/30. 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.
Tue 12/3012:59 amPHX - LIR
1 stop10h 56mDelta
Fri 1/92:15 pmLIR - PHX
1 stop11h 01mDelta
Deal found 6/30$675
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 12/3012:59 amPHX - LIR
1 stop12h 06mAmerican Airlines
Fri 1/93:55 pmLIR - PHX
2 stops16h 49mAmerican Airlines
Deal found 6/30$679
This Expedia deal was found by Cheapflights users on 7/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:44 pmPHX - LIR
1 stop14h 21mJetBlue
Wed 8/202:10 pmLIR - PHX
1 stop31h 09mJetBlue
Deal found 7/1$682
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Wed 10/112:16 pmPHX - LIR
1 stop22h 54mUnited Airlines
Wed 10/81:20 pmLIR - PHX
1 stop8h 55mUnited Airlines
Deal found 6/29$688

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 July 1, 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

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 9/23

11:44 pm-12:08 pm

1 stop11h 24m

San José Juan Santamaria Intl

Tue 10/7

1:13 pm-10:59 pm

1 stop10h 46m

$326

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 9/16

6:50 pm-11:12 am

2 stops15h 22m

San José Juan Santamaria Intl

Tue 9/23

7:27 am-9:07 pm

2 stops14h 40m

$330

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sun 11/23

9:32 am-11:53 pm

1 stop13h 21m

San José Juan Santamaria Intl

Sun 12/7

4:13 pm-8:01 am

1 stop16h 48m

$351

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 8/12

6:05 am-6:55 pm

1 stop11h 50m

San José Juan Santamaria Intl

Tue 8/19

8:50 am-6:55 pm

1 stop11h 05m

$359

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 7/22

10:32 am-10:39 pm

2 stops11h 07m

San José Juan Santamaria Intl

Tue 7/29

7:55 am-3:07 pm

1 stop8h 12m

$390

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 8/12

2:16 pm-6:20 am

2 stops15h 04m

Liberia

Tue 8/19

4:58 pm-8:20 pm

2 stops28h 22m

$455

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 9/5

9:45 pm-1:15 pm

2 stops14h 30m

Liberia

Sun 9/7

2:15 pm-10:40 pm

1 stop9h 25m

$575

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Wed 8/13

9:44 pm-1:05 pm

1 stop14h 21m

Liberia

Wed 8/20

2:10 pm-8:19 pm

1 stop31h 09m

$682

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 8/12

11:50 pm-11:45 am

1 stop10h 55m

Liberia

Tue 8/19

2:00 pm-9:49 pm

1 stop8h 49m

$705

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 9/5

11:59 pm-12:00 pm

1 stop11h 01m

Liberia

Sun 9/7

1:25 pm-10:49 pm

1 stop10h 24m

$715

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 21 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 July 1, 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 July 1, 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

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,273 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Copa Airlines
7.5
Good
1,465 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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 $147. Users have also found prices from $197 and $229 on Spirit Airlines and United 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

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Alternative routes for Gilbert to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Gilbert to Costa Rica

Discover the top 8 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$268Average$394FlexibilityNo cancel feeOn-time65%
DeltaCheapest$360Average$618FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$368Average$471FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$386Average$618FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$392Average$633FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$405Average$673FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$436Average$638FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$602Average$702FlexibilityNo cancel feeOn-time70%

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