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Costa Rica

$134+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJO
Feb 4 — Feb 111
Wed 2/4
Wed 2/11
1 adult, Economy
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Cheap 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 January 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/3. 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.
Sat 2/145:10 pmPHX - SJO
2 stops41h 30mMultiple Airlines
Wed 2/1812:35 pmSJO - PHX
1 stop10h 37mMultiple Airlines
Deal found 1/3$281
This Kiwi.com deal was found by Cheapflights users on 1/4. 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.
Sat 2/215:10 pmPHX - SJO
2 stops18h 12mMultiple Airlines
Sat 2/2812:35 pmSJO - PHX
1 stop10h 37mMultiple Airlines
Deal found 1/4$297
This Kiwi.com deal was found by Cheapflights users on 1/4. 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.
Wed 2/1811:59 pmPHX - SJO
1 stop10h 41mMultiple Airlines
Tue 2/2412:35 pmSJO - PHX
1 stop10h 37mMultiple Airlines
Deal found 1/4$302
This Kiwi.com deal was found by Cheapflights users on 1/4. 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.
Wed 2/1811:59 pmPHX - SJO
1 stop10h 41mMultiple Airlines
Thu 2/261:31 pmSJO - PHX
2 stops36h 17mMultiple Airlines
Deal found 1/4$308
This Kiwi.com deal was found by Cheapflights users on 1/3. 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.
Tue 2/175:40 pmPHX - SJO
2 stops41h 42mMultiple Airlines
Tue 2/2412:35 pmSJO - PHX
1 stop10h 37mMultiple Airlines
Deal found 1/3$326
This American Airlines deal was found by Cheapflights users on 1/2. 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.
Sun 1/115:00 amPHX - SJO
1 stop17h 43mAmerican Airlines
Fri 1/162:54 pmSJO - PHX
1 stop18h 55mAmerican Airlines
Deal found 1/2$335
This Avianca deal was found by Cheapflights users on 1/3. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2311:59 pmPHX - SJO
2 stops15h 11mMultiple Airlines
Fri 1/3010:45 pmSJO - PHX
2 stops15h 44mMultiple Airlines
Deal found 1/3$339
This United Airlines deal was found by Cheapflights users on 1/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/2411:30 amPHX - SJO
1 stop8h 09mUnited Airlines
Wed 1/288:45 amSJO - PHX
2 stops12h 00mUnited Airlines
Deal found 1/2$340
This United Airlines deal was found by Cheapflights users on 1/4. 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 2/33:35 pmPHX - SJO
1 stop20h 40mUnited Airlines
Tue 2/109:40 amSJO - PHX
1 stop15h 17mUnited Airlines
Deal found 1/4$343
This United Airlines deal was found by Cheapflights users on 1/4. 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 5/17:40 pmPHX - SJO
1 stop10h 35mUnited Airlines
Sat 5/96:00 amSJO - PHX
1 stop13h 13mUnited Airlines
Deal found 1/4$346
This American Airlines deal was found by Cheapflights users on 1/2. 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.
Tue 2/105:00 amPHX - LIR
1 stop8h 20mAmerican Airlines
Tue 2/173:29 pmLIR - PHX
1 stop9h 30mAmerican Airlines
Deal found 1/2$366
This United Airlines deal was found by Cheapflights users on 1/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:40 amPHX - LIR
2 stops10h 57mUnited Airlines
Wed 3/117:35 amLIR - PHX
1 stop11h 38mUnited Airlines
Deal found 1/2$394

Find 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 January 5, 2026.

Round-trip from

$281
(Kiwi.com)

One-way from

$134
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$510
From Gilbert to Costa Rica
Search Deals
One-way flight from Gilbert to Costa Rica
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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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 January 5, 2026.
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

Sat 1/24

9:30 am-8:39 pm

1 stop10h 09m

San José Juan Santamaria Intl

Wed 1/28

8:45 am-6:49 pm

1 stop11h 04m

$335

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Fri 3/6

11:05 pm-1:00 pm

1 stop12h 55m

San José Juan Santamaria Intl

Thu 3/12

11:45 pm-1:11 pm

1 stop14h 26m

$336

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Tue 2/3

3:35 pm-1:15 pm

1 stop20h 40m

San José Juan Santamaria Intl

Tue 2/10

9:40 am-11:57 pm

1 stop15h 17m

$343

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 3/18

6:00 am-9:15 pm

1 stop14h 15m

San José Juan Santamaria Intl

Wed 3/25

1:20 pm-10:49 pm

1 stop10h 29m

$346

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 1/7

11:55 am-10:15 pm

1 stop9h 20m

San José Juan Santamaria Intl

Sat 1/31

8:25 am-8:55 pm

1 stop13h 30m

$356

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 1/7

6:00 am-10:15 pm

1 stop15h 15m

San José Juan Santamaria Intl

Fri 2/6

7:00 am-11:44 pm

1 stop17h 44m

$356

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sun 2/22

11:59 pm-11:40 am

1 stop10h 41m

San José Juan Santamaria Intl

Thu 2/26

1:31 pm-12:48 am

2 stops36h 17m

$362

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Mon 3/2

6:00 am-10:02 pm

1 stop15h 02m

San José Juan Santamaria Intl

Thu 3/5

7:00 am-10:15 pm

1 stop16h 15m

$365

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Sun 3/8

4:35 pm-9:25 am

1 stop15h 50m

San José Juan Santamaria Intl

Fri 3/13

6:00 am-10:50 pm

1 stop17h 50m

$370

PhoenixSan José

PHX - SJO

PHXSJO

Phoenix Sky Harbor Intl

Wed 1/7

11:55 am-10:15 pm

1 stop9h 20m

San José Juan Santamaria Intl

Thu 2/5

7:00 am-11:44 pm

1 stop17h 44m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/2

Showing 1-10 of 39 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 $281). Flying from Gilbert to Costa Rica in February is currently the most expensive (average of $406). 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.

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 January 5, 2026.
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

Overall

8.0

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,017 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,138 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,079 reviews
Southwest
8.0
Very good
4,248 reviews

Overall

8.0

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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, JetBlue, and Delta can get you from Gilbert to Costa Rica in just under 10h 09m. Your travel time can differ by up to 4h 06m. The distance between Gilbert and Costa Rica is about 2392 mi. This flight may include one or multiple stops.

  • 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 $150. Users have also found prices from $150 and $150 on United Airlines and Delta, 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 $281). Flying from Gilbert to Costa Rica in February is currently the most expensive (average of $406). 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 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 January 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$333Average$587FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$352Average$632FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$354Average$601FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$357Average$599FlexibilityNo cancel feeOn-time71%

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