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San José

$246+ Cheap flights from Trenton, NJ (TTN) to San José (SJO)

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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJO
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
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Cheap flight deals from Trenton to San José

Cheapest flights from Trenton to San José
Explore the most affordable flight options available from Trenton to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This Frontier deal was found by Cheapflights users on 6/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:33 pm
TTN
-
SJO
1 stop13h 47m
Frontier
Thu 7/99:35 am
SJO
-
TTN
1 stop12h 05m
Frontier
Deal found 6/19$518
This Travelocity deal was found by Cheapflights users on 6/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:05 am
TTN
-
SJO
1 stop28h 25m
Frontier
Sun 8/99:35 am
SJO
-
TTN
1 stop12h 05m
Frontier
Deal found 6/18$534
This Frontier deal was found by Cheapflights users on 6/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/18:33 pm
TTN
-
SJO
1 stop13h 47m
Frontier
Thu 7/99:35 am
SJO
-
TTN
1 stop12h 05m
Frontier
Deal found 6/18$578
This Frontier deal was found by Cheapflights users on 6/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:33 pm
TTN
-
SJO
1 stop13h 47m
Frontier
Sat 8/89:45 am
SJO
-
TTN
1 stop11h 55m
Frontier
Deal found 6/19$633
This Trip.com deal was found by Cheapflights users on 6/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:05 am
TTN
-
SJO
1 stop11h 06m
Multiple Airlines
Sun 8/29:35 am
SJO
-
TTN
1 stop12h 05m
Multiple Airlines
Deal found 6/20$647
This Orbitz deal was found by Cheapflights users on 6/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:05 am
TTN
-
SJO
1 stop28h 25m
Frontier
Sun 7/129:35 am
SJO
-
TTN
1 stop12h 05m
Frontier
Deal found 6/21$648
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 7/316:05 am
TTN
-
SJO
1 stop28h 25m
Multiple Airlines
Wed 8/129:25 am
SJO
-
TTN
2 stops23h 35m
Multiple Airlines
Deal found 6/20$657
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 8/16:05 am
TTN
-
SJO
1 stop28h 15m
Multiple Airlines
Wed 8/129:25 am
SJO
-
TTN
2 stops23h 35m
Multiple Airlines
Deal found 6/20$666
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 8/56:25 am
TTN
-
SJO
1 stop10h 46m
Multiple Airlines
Wed 8/129:25 am
SJO
-
TTN
2 stops23h 35m
Multiple Airlines
Deal found 6/20$668
This Expedia deal was found by Cheapflights users on 6/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:05 am
TTN
-
SJO
1 stop28h 15m
Frontier
Sat 8/159:45 am
SJO
-
TTN
1 stop22h 43m
Frontier
Deal found 6/19$669
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 7/316:05 am
TTN
-
SJO
1 stop28h 25m
Multiple Airlines
Sat 8/89:25 am
SJO
-
TTN
2 stops23h 35m
Multiple Airlines
Deal found 6/20$681

Find flight deals from Trenton to San José

Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 21, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$518
(Frontier)

One-way from

$246
(Super.com)

Popular in

December

Cheapest in

October

Average price

$544
Provider with most accurate pricing for Trenton-Mercer-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trenton-Mercer-San José Juan Santamaria Intl flights.
Search Deals
From Trenton-Mercer to San José Juan Santamaria Intl
Search Deals
One-way flight from Trenton-Mercer to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trenton to San José 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 June 21, 2026.
Use the filters below to find and compare flights from Trenton to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Fri 7/3

8:33 pm-8:20 am

1 stop13h 47m

San José Juan Santamaria Intl

Thu 7/9

9:35 am-11:40 pm

1 stop12h 05m

$518

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Fri 7/31

6:05 am-8:30 am

1 stop28h 25m

San José Juan Santamaria Intl

Sun 8/9

9:35 am-11:40 pm

1 stop12h 05m

$534

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Fri 7/3

8:33 pm-8:20 am

1 stop13h 47m

San José Juan Santamaria Intl

Sat 7/11

9:45 am-8:38 am

1 stop20h 53m

$548

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Wed 7/1

8:33 pm-8:20 am

1 stop13h 47m

San José Juan Santamaria Intl

Thu 7/9

9:35 am-11:40 pm

1 stop12h 05m

$578

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Fri 7/3

8:33 pm-8:20 am

1 stop13h 47m

San José Juan Santamaria Intl

Sat 8/8

9:45 am-11:40 pm

1 stop11h 55m

$633

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Thu 7/30

6:05 am-3:11 pm

1 stop11h 06m

San José Juan Santamaria Intl

Sun 8/2

9:35 am-11:40 pm

1 stop12h 05m

$647

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Fri 7/10

6:05 am-8:30 am

1 stop28h 25m

San José Juan Santamaria Intl

Sun 7/12

9:35 am-11:40 pm

1 stop12h 05m

$648
Quickest round-trip

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Wed 8/5

6:25 am-3:11 pm

1 stop10h 46m

San José Juan Santamaria Intl

Thu 8/13

9:35 am-11:40 pm

1 stop12h 05m

$713

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Mon 8/3

6:05 am-3:11 pm

1 stop11h 06m

San José Juan Santamaria Intl

Wed 8/12

9:25 am-11:00 am

2 stops23h 35m

$747

TrentonSan José

TTN - SJO

TTNSJO

Trenton-Mercer

Sat 8/1

6:05 am-8:20 am

1 stop28h 15m

San José Juan Santamaria Intl

Wed 8/12

7:07 am-11:40 pm

1 stop14h 33m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/20

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Trenton to San José

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Trenton to San José in June.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Trenton, New Jersey-San José flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Trenton, New Jersey-San José flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trenton, New Jersey-San José flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Trenton, New Jersey-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Trenton to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Trenton 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.

Related info for your journey

Find useful and relevant information for your journey from Trenton to San José. 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 Trenton, New Jersey to San José?

    A quick flight from Trenton, New Jersey to San José can take about 13h 47m. Frontier provides one of the quickest options available for as low as $518. Airlines will cover a distance of 2169 mi.

  • Can I find deals for flights from Trenton to San José that include hotel bookings?

    Yes. In addition to deals on Trenton to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trenton to San José?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to San José.

  • Can I find deals for business class flights from Trenton to San José?

    Yes. Cheapflights offers flight deals from Trenton to San José by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Alajuela
Jacó
Heredia
Dominical
Manuel Antonio

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