$189+ Cheap flights from Newark (EWR) 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Newark 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.Cheapflights Tip: The best prices from Newark to San José Juan Santamaria Intl are usually found in October or November, booked 35 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Newark to San José
Cheapest
Best
Last-minute
One-way
Cheapest flights from Newark to San JoséExplore the most affordable flight options available from Newark to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Newark to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
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.
Tue 11/1011:59 pm -
1 stop11h 39m
Sun 11/157:00 am -
1 stop26h 27m
Deal found 8/10![Multiple Airlines logo]()
$532
This Air Canada deal was found by Cheapflights users on 8/11. 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.
Sat 10/2410:25 am -
2 stops13h 35m
Wed 10/288:20 am -
2 stops12h 30m
Deal found 8/11![Air Canada logo]()
$533
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
1 stop8h 59m
Wed 11/43:05 pm -
1 stop7h 45m
Deal found 8/10![JetBlue logo]()
$534
This United Airlines deal was found by Cheapflights users on 8/11. 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 11/16:20 pm -
1 stop18h 05m
Sun 11/82:25 pm -
1 stop19h 03m
Deal found 8/11![United Airlines logo]()
$536
This United Airlines deal was found by Cheapflights users on 8/11. 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 10/37:55 am -
1 stop13h 42m
Sat 10/241:25 pm -
1 stop9h 33m
Deal found 8/11![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 8/11. 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 10/68:43 pm -
1 stop17h 38m
Mon 10/127:55 am -
1 stop24h 33m
Deal found 8/11![United Airlines logo]()
$538
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.
Tue 10/205:59 am -
2 stops27h 56m
Tue 10/277:07 am -
1 stop25h 20m
Deal found 8/10![Multiple Airlines logo]()
$539
This Air Canada deal was found by Cheapflights users on 8/11. 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.
Tue 11/36:55 am -
1 stop17h 55m
Mon 11/99:20 am -
1 stop28h 30m
Deal found 8/11![Air Canada logo]()
$540
This Air Canada deal was found by Cheapflights users on 8/11. 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.
Fri 10/306:55 am -
1 stop17h 55m
Sat 11/79:20 am -
1 stop23h 25m
Deal found 8/11![Air Canada logo]()
$541
This United Airlines deal was found by Cheapflights users on 8/11. 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 10/303:32 pm -
Nonstop5h 21m
Wed 11/111:55 pm -
Nonstop5h 17m
Deal found 8/11![United Airlines logo]()
$542
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/178:00 am -
1 stop13h 37m
Mon 9/2112:44 pm -
Nonstop5h 16m
Deal found 8/11![United Airlines logo]()
$543
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:00 am -
1 stop31h 21m
Wed 10/2112:44 pm -
Nonstop5h 16m
Deal found 8/10![United Airlines logo]()
$544
Best flights from Newark to San JoséDiscover carefully curated flight deals from Newark to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Newark to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/158:50 pm -
1 stop22h 26m
Sat 1/231:15 am -
1 stop13h 23m
Deal found 8/7![United Airlines logo]()
$559
This Volaris 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:30 am -
1 stop19h 29m
Sun 9/274:15 pm -
1 stop10h 45m
Deal found 8/8![Multiple Airlines logo]()
$642
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/139:00 am -
1 stop12h 39m
Mon 11/3011:28 pm -
Nonstop5h 04m
Deal found 8/7![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 8/11. 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 1/313:32 pm -
Nonstop5h 21m
Sat 2/61:15 am -
1 stop13h 23m
Deal found 8/11![United Airlines logo]()
$570
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:00 pm -
1 stop9h 37m
Mon 9/217:55 am -
1 stop12h 48m
Deal found 8/7![United Airlines logo]()
$594
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:32 pm -
Nonstop5h 21m
Sun 11/1511:28 pm -
Nonstop5h 04m
Deal found 8/9![United Airlines logo]()
$608
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/253:32 pm -
Nonstop5h 21m
Thu 12/311:28 pm -
Nonstop5h 03m
Deal found 8/10![United Airlines logo]()
$630
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:24 am -
Nonstop5h 14m
Tue 11/31:55 pm -
Nonstop5h 17m
Deal found 8/10![United Airlines logo]()
$630
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/128:24 am -
Nonstop5h 14m
Fri 10/2312:44 pm -
Nonstop5h 16m
Deal found 8/10![United Airlines logo]()
$630
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:14 am -
Nonstop5h 28m
Fri 11/2011:28 pm -
Nonstop5h 04m
Deal found 8/8![United Airlines logo]()
$630
This United Airlines deal was found by Cheapflights users on 8/11. 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 11/189:00 am -
1 stop12h 39m
Wed 11/2511:28 pm -
Nonstop5h 04m
Deal found 8/11![United Airlines logo]()
$634
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 11/511:59 am -
1 stop9h 40m
Mon 11/911:28 pm -
Nonstop5h 04m
Deal found 8/11![United Airlines logo]()
$654
Last-minute flights from Newark to San JoséDiscover last-minute flight deals from Newark to San José. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to San José. Data last updated August 12, 2026 and is based on user searches.
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:24 am -
Nonstop5h 14m
Sun 9/131:25 pm -
1 stop28h 05m
Deal found 8/8![Copa Airlines logo]()
$561
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:00 am -
1 stop8h 21m
Tue 10/67:55 am -
1 stop12h 49m
Deal found 8/9![United Airlines logo]()
$562
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:24 am -
Nonstop5h 14m
Wed 9/161:25 pm -
1 stop9h 24m
Deal found 8/9![United Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 9/178:00 am -
1 stop13h 37m
Mon 9/2112:44 pm -
Nonstop5h 16m
Deal found 8/11![United Airlines logo]()
$543
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:45 am -
1 stop10h 52m
Mon 9/2812:44 pm -
Nonstop5h 16m
Deal found 8/10![United Airlines logo]()
$552
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:40 pm -
1 stop25h 57m
Fri 9/251:25 pm -
1 stop19h 03m
Deal found 8/10![United Airlines logo]()
$549
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:45 am -
1 stop10h 52m
Tue 9/2912:44 pm -
Nonstop5h 16m
Deal found 8/8![United Airlines logo]()
$551
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
1 stop14h 37m
Sat 10/312:44 pm -
Nonstop5h 16m
Deal found 8/7![United Airlines logo]()
$550
This Kissandfly.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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:43 pm -
1 stop17h 38m
Sat 10/312:44 pm -
Nonstop5h 16m
Deal found 8/8![Lufthansa logo]()
$553
This Delta deal was found by Cheapflights users on 8/11. 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 9/296:00 am -
1 stop7h 54m
Wed 10/71:25 pm -
1 stop9h 33m
Deal found 8/11![Delta logo]()
$544
This United Airlines deal was found by Cheapflights users on 8/11. 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 9/298:24 am -
Nonstop5h 14m
Wed 10/712:44 pm -
Nonstop5h 16m
Deal found 8/11![United Airlines logo]()
$560
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:48 am -
1 stop10h 49m
Mon 10/51:25 pm -
1 stop9h 33m
Deal found 8/8![Multiple Airlines logo]()
$554
One-way flights from Newark to San JoséSearch for one-way flight options from Newark to San José. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Newark to San José. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:30 am -
1 stop17h 30m
Deal found 8/7![Air Canada logo]()
$189
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.
Sat 8/296:30 am -
1 stop17h 30m
Deal found 8/8![Air Canada logo]()
$191
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am -
1 stop7h 49m
Deal found 8/10![Delta logo]()
$193
This Trip.com deal was found by Cheapflights users on 8/11. 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 1/1811:59 pm -
1 stop18h 09m
Deal found 8/11![Arajet logo]()
$195
This KAYAK deal was found by Cheapflights users on 8/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
1 stop8h 59m
Deal found 8/11![JetBlue logo]()
$196
This Kissandfly.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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop7h 54m
Deal found 8/10![KLM logo]()
$197
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:47 pm -
2 stops49h 33m
Deal found 8/10![Air Canada logo]()
$200
This Air Canada deal was found by Cheapflights users on 8/12. 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 8/203:45 pm -
1 stop30h 35m
Deal found 8/12![Air Canada logo]()
$202
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:55 pm -
1 stop28h 05m
Deal found 8/7![Air Canada logo]()
$203
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:30 pm -
1 stop9h 30m
Deal found 8/7![Air Canada logo]()
$205
Find flight deals from Newark to San José
Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) 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 12, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $532 (Kiwi.com) |
One-way from | $189 (SmartFares) |
Popular in | July |
Cheapest in | October |
Average price | $694 |
Good round-trip deal | $626 or less |
Good one-way deal | $332 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Newark 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 12, 2026.
Use the filters below to find and compare flights from Newark Airport to San José that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Fri 1/15
8:50 pm-6:16 pm
1 stop22h 26m
San José Juan Santamaria Intl
Sat 1/23
1:15 am-3:38 pm
1 stop13h 23m
$559
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Fri 11/13
9:00 am-8:39 pm
1 stop12h 39m
San José Juan Santamaria Intl
Mon 11/30
11:28 pm-5:32 am
Nonstop5h 04m
$565
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Sun 1/31
3:32 pm-7:53 pm
Nonstop5h 21m
San José Juan Santamaria Intl
Sat 2/6
1:15 am-3:38 pm
1 stop13h 23m
$570
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Wed 9/16
12:00 pm-7:37 pm
1 stop9h 37m
San José Juan Santamaria Intl
Mon 9/21
7:55 am-10:43 pm
1 stop12h 48m
$594
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Wed 11/11
3:32 pm-7:53 pm
Nonstop5h 21m
San José Juan Santamaria Intl
Sun 11/15
11:28 pm-5:32 am
Nonstop5h 04m
$608
Quickest round-trip
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Wed 11/25
3:32 pm-7:53 pm
Nonstop5h 21m
San José Juan Santamaria Intl
Thu 12/3
11:28 pm-5:31 am
Nonstop5h 03m
$630
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Tue 10/20
8:24 am-11:38 am
Nonstop5h 14m
San José Juan Santamaria Intl
Tue 11/3
1:55 pm-8:12 pm
Nonstop5h 17m
$630
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Mon 10/12
8:24 am-11:38 am
Nonstop5h 14m
San José Juan Santamaria Intl
Fri 10/23
12:44 pm-8:00 pm
Nonstop5h 16m
$630
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Thu 11/12
8:14 am-12:42 pm
Nonstop5h 28m
San José Juan Santamaria Intl
Fri 11/20
11:28 pm-5:32 am
Nonstop5h 04m
$630
NewarkSan José
EWR Newark - SJO San José Juan Santamaria Intl
EWRSJO
Newark
Wed 11/18
9:00 am-8:39 pm
1 stop12h 39m
San José Juan Santamaria Intl
Wed 11/25
11:28 pm-5:32 am
Nonstop5h 04m
$634
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Newark 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 Newark to San José in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Newark Airport-San José flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Newark Airport-San José flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Newark Airport-San José flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Newark Airport-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 Newark Airport-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 Newark to San José
Have a flexible travel schedule? Discover the best time to fly to San José from Newark with our price prediction graph.
EWR-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.
Cheapflights Insights
Everything you need to know about your flight from Newark Airport to San José
Prices
Airlines
Delays
How far ahead should I book a flight from Newark Airport to San José?
The best time to book flights from Newark Airport to San José is 34 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Newark Airport to San José?
Currently, October is the cheapest month in which you can book a flight from Newark Airport to San José (average of $390). Flying from Newark Airport to San José in July is currently the most expensive (average of $720). 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 EWR to SJO?
Find hourly flight availability from Newark to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 12, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to San José as you normally would.
How often are flights from Newark to San José delayed?
About 18% of weekly flights between Newark and San José have experienced delays in the past year, with the average delay time being 164 minutes.
What is the most punctual flight time for Newark to San José flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Newark to San José flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
The best insider tips for Newark Airport to San José flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to San José trip
Our travel experts
Reviews of airlines servicing San José
Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated August 12, 2026.
Get a feel of what it's like to fly with Copa Airlines,United Airlines, andAmerican Airlines from Newark Airport to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.8
Entertainment
6.8
Comfort
7.4
Overall
7.6
Crew
8.1
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Entertainment
6.8
Comfort
7.4
Overall
7.6
Crew
8.1
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Entertainment
6.8
Comfort
7.4
Overall
7.6
Crew
8.1
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Entertainment
6.8
Comfort
7.4
Overall
7.6
Crew
8.1
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Boarding
7.8
Entertainment
6.8
Comfort
7.4
Overall
7.6
Crew
8.1
Food
6.9
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Related info for your journey
Find useful and relevant information for your journey from Newark 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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Search flights from Newark to San José by cabin class
Find flights from Newark to San José, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Newark and San José flights
Browse other Newark and San José flight options. Last updated on August 12, 2026.
Other flights from Newark
Browse through other flights departing from Newark. Flights are based on user searches made on Cheapflights and were last updated on August 12, 2026.
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Other flights to San José
Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 12, 2026.
Top 9 airlines flying from Newark to San José
Discover the top 9 airlines that operate flights from Newark to San José. 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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$491 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$126 | Average$359 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$137 | Average$405 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$201 | Average$458 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$251 | Average$411 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$265 | Average$723 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$297 | Average$571 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$329 | Average$672 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$578 | Average$787 | FlexibilityNo cancel fee | On-time82% |