$240+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SJO
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Trenton to San José with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Trenton to San José
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Cheapest flights from Trenton to San JoséExplore 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 August 11, 2026.
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 August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Mon 11/1610:30 am -
1 stop29h 41m
Sun 11/227:00 am -
1 stop25h 33m
Deal found 8/7![Multiple Airlines logo]()
$625
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/197:39 pm -
1 stop21h 32m
Fri 9/257:07 am -
1 stop9h 35m
Deal found 8/7![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/46:30 am -
1 stop10h 41m
Sun 9/64:15 pm -
2 stops41h 49m
Deal found 8/10![Multiple Airlines logo]()
$724
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Fri 9/46:30 am -
2 stops14h 20m
Mon 9/75:05 am -
2 stops16h 35m
Deal found 8/8![Multiple Airlines logo]()
$790
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Sun 9/2712:13 pm -
2 stops11h 35m
Mon 9/287:07 am -
1 stop9h 35m
Deal found 8/10![Multiple Airlines logo]()
$977
This Expedia deal was found by Cheapflights users on 8/9. 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 8/126:25 am -
1 stop27h 55m
Sat 8/159:45 am -
1 stop11h 55m
Deal found 8/9![Frontier logo]()
$1,038
This Trip.com deal was found by Cheapflights users on 8/7. 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.
Mon 8/106:05 am -
1 stop11h 06m
Fri 8/147:07 am -
1 stop14h 33m
Deal found 8/7![Multiple Airlines logo]()
$1,057
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/124:26 pm -
2 stops33h 29m
Wed 8/197:07 am -
1 stop14h 33m
Deal found 8/10![Multiple Airlines logo]()
$1,068
Best flights from Trenton to San JoséDiscover carefully curated flight deals from Trenton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Trenton to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/197:39 pm -
1 stop21h 32m
Fri 9/257:07 am -
1 stop9h 35m
Deal found 8/7![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/46:30 am -
1 stop10h 41m
Sun 9/64:15 pm -
2 stops41h 49m
Deal found 8/10![Multiple Airlines logo]()
$724
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Fri 9/46:30 am -
2 stops14h 20m
Mon 9/75:05 am -
2 stops16h 35m
Deal found 8/8![Multiple Airlines logo]()
$790
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Mon 11/1610:30 am -
2 stops26h 36m
Sun 11/227:00 am -
1 stop25h 33m
Deal found 8/7![Multiple Airlines logo]()
$947
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Sun 9/2712:13 pm -
2 stops11h 35m
Mon 9/287:07 am -
1 stop9h 35m
Deal found 8/10![Multiple Airlines logo]()
$977
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 12/511:23 am -
1 stop28h 55m
Sat 12/127:00 am -
1 stop26h 28m
Deal found 8/7![Multiple Airlines logo]()
$1,237
Last-minute flights from Trenton to San JoséDiscover last-minute flight deals from Trenton to San José. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Trenton to San José. Data last updated August 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/9. 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 8/126:25 am -
1 stop27h 55m
Sat 8/159:45 am -
1 stop11h 55m
Deal found 8/9![Frontier logo]()
$1,038
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/124:26 pm -
2 stops33h 29m
Wed 8/197:07 am -
1 stop14h 33m
Deal found 8/10![Multiple Airlines logo]()
$1,068
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/46:30 am -
1 stop10h 41m
Sun 9/64:15 pm -
2 stops41h 49m
Deal found 8/10![Multiple Airlines logo]()
$724
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Fri 9/46:30 am -
2 stops14h 20m
Mon 9/75:05 am -
2 stops16h 35m
Deal found 8/8![Multiple Airlines logo]()
$790
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/197:39 pm -
1 stop21h 32m
Fri 9/257:07 am -
1 stop9h 35m
Deal found 8/7![Multiple Airlines logo]()
$707
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Sun 9/2712:13 pm -
2 stops11h 35m
Mon 9/287:07 am -
1 stop9h 35m
Deal found 8/10![Multiple Airlines logo]()
$977
One-way flights from Trenton to San JoséSearch for one-way flight options from Trenton to San José. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Trenton to San José. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Trip.com deal was found by Cheapflights users on 8/8. 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.
Wed 9/97:15 am -
1 stop9h 56m
Deal found 8/8![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Sun 9/274:10 pm -
3 stops18h 54m
Deal found 8/10![Multiple Airlines logo]()
$321
This Trip.com deal was found by Cheapflights users on 8/7. 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.
Mon 8/176:05 am -
1 stop11h 06m
Deal found 8/7![Multiple Airlines logo]()
$459
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 August 11, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $625 (Kiwi.com) |
One-way from | $240 (Trip.com) |
Popular in | July |
Cheapest in | October |
Average price | $624 |
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 August 11, 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
Cheapest round-trip
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Sat 9/19
7:39 pm-3:11 pm
1 stop21h 32m
San José Juan Santamaria Intl
Fri 9/25
7:07 am-6:42 pm
1 stop9h 35m
$707
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Fri 9/4
6:30 am-3:11 pm
1 stop10h 41m
San José Juan Santamaria Intl
Sun 9/6
4:15 pm-12:04 pm
2 stops41h 49m
$724
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Fri 9/4
6:30 am-6:50 pm
2 stops14h 20m
San José Juan Santamaria Intl
Mon 9/7
5:05 am-11:40 pm
2 stops16h 35m
$790
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Mon 11/16
10:30 am-12:06 pm
2 stops26h 36m
San José Juan Santamaria Intl
Sun 11/22
7:00 am-9:33 am
1 stop25h 33m
$947
Quickest round-trip
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Sun 9/27
12:13 pm-9:48 pm
2 stops11h 35m
San José Juan Santamaria Intl
Mon 9/28
7:07 am-6:42 pm
1 stop9h 35m
$977
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Sat 12/5
11:23 am-3:18 pm
1 stop28h 55m
San José Juan Santamaria Intl
Sat 12/12
7:00 am-10:28 am
1 stop26h 28m
$1,237
Cheapest one-way
Quickest one-way
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Wed 9/9
7:15 am-3:11 pm
1 stop9h 56m
$240
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Sun 9/27
4:10 pm-9:04 am
3 stops18h 54m
$321
TrentonSan José
TTN Trenton-Mercer - SJO San José Juan Santamaria Intl
TTNSJO
Trenton-Mercer
Mon 8/17
6:05 am-3:11 pm
1 stop11h 06m
$459
Sorted by cheapest first
- 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.
TTN-SJO
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.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
Jacó
Heredia
Dominical
Manuel Antonio
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