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Costa Rica

$123+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJO
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
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 November 19, 2025.

Round-trip from

$334
(American Airlines)

One-way from

$123
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$483
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. 7% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 19, 2025.

This United Airlines deal was found by Cheapflights users on 11/18. 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 12/26:18 pmPHX - SJO
1 stop13h 14mUnited Airlines
Tue 12/99:40 amSJO - PHX
1 stop11h 07mUnited Airlines
Deal found 11/18$334
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/85:30 amPHX - SJO
1 stop15h 58mAmerican Airlines
Mon 12/157:00 amSJO - PHX
1 stop18h 59mAmerican Airlines
Deal found 11/18$358
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Fri 12/57:30 pmPHX - LIR
2 stops16h 40mUnited Airlines
Thu 12/188:35 amLIR - PHX
1 stop8h 56mUnited Airlines
Deal found 11/18$365
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Sun 12/77:00 amPHX - SJO
1 stop12h 39mUnited Airlines
Thu 12/112:20 pmSJO - PHX
2 stops11h 55mUnited Airlines
Deal found 11/17$365
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/812:33 amPHX - LIR
2 stops12h 47mAmerican Airlines
Sat 12/131:12 pmLIR - PHX
1 stop10h 28mAmerican Airlines
Deal found 11/18$369
This Delta deal was found by Cheapflights users on 11/19. 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.
Wed 11/196:00 amPHX - SJO
1 stop15h 07mDelta
Thu 12/117:00 amSJO - PHX
1 stop16h 49mDelta
Deal found 11/19$369
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/212:30 amPHX - LIR
1 stop10h 49mAmerican Airlines
Wed 12/241:16 pmLIR - PHX
1 stop20h 25mAmerican Airlines
Deal found 11/18$373
This American Airlines deal was found by Cheapflights users on 11/17. 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.
Wed 11/199:54 amPHX - SJO
2 stops10h 23mAmerican Airlines
Thu 12/117:00 amSJO - PHX
1 stop18h 59mAmerican Airlines
Deal found 11/17$373
This Expedia deal was found by Cheapflights users on 11/18. 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 12/1011:30 pmPHX - SJO
1 stop8h 22mJetBlue
Sat 12/1310:00 amSJO - PHX
1 stop13h 40mJetBlue
Deal found 11/18$376
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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 12/93:23 pmPHX - LIR
2 stops25h 44mAlaska Airlines
Sat 12/136:23 pmLIR - PHX
2 stops25h 51mAlaska Airlines
Deal found 11/18$382
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Sun 11/307:59 pmPHX - LIR
2 stops16h 11mUnited Airlines
Sat 12/202:20 pmLIR - PHX
1 stop8h 54mUnited Airlines
Deal found 11/18$395
This United Airlines deal was found by Cheapflights users on 11/17. 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 12/106:35 amPHX - LIR
2 stops11h 02mUnited Airlines
Thu 12/188:35 amLIR - PHX
1 stop8h 56mUnited Airlines
Deal found 11/17$396

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 November 19, 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 12/2

6:18 pm-8:32 am

1 stop13h 14m

San José Juan Santamaria Intl

Tue 12/9

9:40 am-7:47 pm

1 stop11h 07m

$334

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Mon 12/15

7:00 am-4:08 pm

1 stop8h 08m

Liberia

Mon 12/22

2:20 pm-10:14 pm

1 stop8h 54m

$365

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 12/5

7:30 pm-1:10 pm

2 stops16h 40m

Liberia

Thu 12/18

8:35 am-4:31 pm

1 stop8h 56m

$365

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 12/16

7:00 am-6:37 pm

1 stop10h 37m

Liberia

Tue 12/23

8:35 am-10:14 pm

1 stop14h 39m

$365

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Fri 12/5

7:30 pm-1:10 pm

2 stops16h 40m

Liberia

Tue 12/23

2:20 pm-10:14 pm

1 stop8h 54m

$365

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sun 12/7

7:00 am-8:39 pm

1 stop12h 39m

San José Juan Santamaria Intl

Thu 12/11

2:20 pm-1:15 am

2 stops11h 55m

$365

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 12/9

11:05 pm-12:25 pm

2 stops12h 20m

Liberia

Sat 12/13

1:12 pm-9:15 pm

1 stop9h 03m

$369

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 12/9

3:23 pm-6:07 pm

2 stops25h 44m

Liberia

Sat 12/13

6:23 pm-3:13 pm

2 stops21h 50m

$382

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 4/15

11:26 am-9:55 pm

1 stop9h 29m

San José Juan Santamaria Intl

Thu 4/23

11:59 pm-3:03 pm

1 stop16h 04m

$383

PhoenixLiberia

PHX - LIR

PHXLIR

Phoenix Sky Harbor Intl

Tue 1/6

4:13 pm-12:50 pm

1 stop19h 37m

Liberia

Wed 1/14

2:05 pm-11:40 pm

1 stop10h 35m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 32 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 $303). Flying from Gilbert to Costa Rica in December is currently the most expensive (average of $427). 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 November 19, 2025.

One of the essential ways to save on airfare from Gilbert to Costa Rica is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 16% on airfare.

What is the cheapest day to fly from Gilbert to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Gilbert to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Gilbert to Costa Rica flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 19, 2025.
Read through reviews of airlines operating flights from Gilbert to Costa Rica, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,003 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,019 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,248 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Gilbert to Costa Rica?

    United Airlines and American Airlines can get you from Gilbert to Costa Rica in just under 9h 29m. Your travel time can differ by up to 3h 45m. The distance between Gilbert and Costa Rica is about 2392 mi. This flight may include one or multiple stops.

  • 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 $303). Flying from Gilbert to Costa Rica in December is currently the most expensive (average of $427). 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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Top 4 airlines flying from Gilbert to Costa Rica

Discover the top 4 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$310Average$644FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$353Average$649FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$354Average$620FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$362Average$621FlexibilityNo cancel feeOn-time71%

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