$187+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Jul 11 — Jul 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 52 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
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 June 11, 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 June 11, 2026.
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am
EWR
- SJO
1 stop7h 58m
Delta
Mon 11/162:30 pm
SJO
- EWR
1 stop9h 28m
Delta
Deal found 6/9![Delta logo]()
$422
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:00 am
EWR
- SJO
1 stop9h 10m
American Airlines
Sat 11/76:22 am
SJO
- EWR
1 stop12h 23m
American Airlines
Deal found 6/7![American Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/3112:59 am
EWR
- SJO
1 stop18h 04m
Arajet
Wed 9/2311:23 am
SJO
- EWR
1 stop10h 07m
Arajet
Deal found 6/7![Arajet logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:59 am
EWR
- SJO
1 stop11h 39m
Arajet
Sat 9/125:48 pm
SJO
- EWR
1 stop14h 42m
Arajet
Deal found 6/9![Arajet logo]()
$425
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:20 pm
EWR
- SJO
2 stops18h 43m
American Airlines
Sun 8/301:07 pm
SJO
- EWR
2 stops18h 52m
American Airlines
Deal found 6/10![American Airlines logo]()
$426
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Sat 7/117:48 pm
SJO
- EWR
1 stop13h 12m
Arajet
Deal found 6/9![Arajet logo]()
$427
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:20 pm
EWR
- SJO
2 stops18h 43m
American Airlines
Wed 9/21:03 pm
SJO
- EWR
2 stops18h 56m
American Airlines
Deal found 6/10![American Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:20 pm
EWR
- SJO
2 stops18h 43m
American Airlines
Tue 8/182:56 pm
SJO
- EWR
2 stops19h 45m
American Airlines
Deal found 6/8![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 pm
EWR
- SJO
1 stop27h 23m
American Airlines
Fri 9/42:56 pm
SJO
- EWR
2 stops20h 34m
American Airlines
Deal found 6/10![American Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am
EWR
- SJO
1 stop7h 54m
Delta
Tue 9/151:25 pm
SJO
- EWR
1 stop17h 59m
Delta
Deal found 6/9![Delta logo]()
$432
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:20 pm
EWR
- SJO
2 stops20h 32m
American Airlines
Sun 8/301:07 pm
SJO
- EWR
2 stops18h 52m
American Airlines
Deal found 6/9![American Airlines logo]()
$434
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 June 11, 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 June 11, 2026.
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/312:00 pm
EWR
- SJO
1 stop9h 37m
United Airlines
Sat 9/512:44 pm
SJO
- EWR
Nonstop5h 16m
United Airlines
Deal found 6/8![United Airlines logo]()
$641
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 7/412:36 pm
EWR
- SJO
1 stop9h 01m
United Airlines
Tue 7/712:30 am
SJO
- EWR
1 stop9h 29m
United Airlines
Deal found 6/9![United Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/85:00 pm
EWR
- SJO
Nonstop5h 19m
United Airlines
Sat 7/1112:30 am
SJO
- EWR
1 stop9h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$675
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/98:50 pm
EWR
- SJO
1 stop15h 21m
United Airlines
Thu 7/1611:13 am
SJO
- EWR
1 stop9h 47m
United Airlines
Deal found 6/6![United Airlines logo]()
$692
This United Airlines deal was found by Cheapflights users on 6/6. 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 8/195:05 pm
EWR
- SJO
Nonstop5h 14m
United Airlines
Tue 9/112:44 pm
SJO
- EWR
Nonstop5h 16m
United Airlines
Deal found 6/6![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/108:50 pm
EWR
- SJO
1 stop15h 21m
United Airlines
Fri 7/1712:44 pm
SJO
- EWR
Nonstop5h 23m
United Airlines
Deal found 6/10![United Airlines logo]()
$711
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/98:21 am
EWR
- SJO
Nonstop5h 17m
United Airlines
Sun 7/1212:44 pm
SJO
- EWR
Nonstop5h 23m
United Airlines
Deal found 6/10![United Airlines logo]()
$713
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/216:00 am
EWR
- SJO
1 stop8h 21m
United Airlines
Sat 6/277:55 am
SJO
- EWR
1 stop14h 42m
United Airlines
Deal found 6/10![United Airlines logo]()
$730
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/308:21 am
EWR
- SJO
Nonstop5h 17m
United Airlines
Sun 8/212:44 pm
SJO
- EWR
Nonstop5h 23m
United Airlines
Deal found 6/10![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/18:21 am
EWR
- SJO
Nonstop5h 17m
United Airlines
Sat 7/47:15 am
SJO
- EWR
Nonstop5h 18m
United Airlines
Deal found 6/6![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 6/8. 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 7/18:21 am
EWR
- SJO
Nonstop5h 17m
United Airlines
Wed 7/87:15 am
SJO
- EWR
Nonstop5h 18m
United Airlines
Deal found 6/8![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/157:05 am
EWR
- SJO
1 stop17h 34m
United Airlines
Sun 7/1912:44 pm
SJO
- EWR
Nonstop5h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$756
Last-minute flights from Newark to San JoséDiscover last-minute flight deals from Newark to San José. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to San José. Data last updated June 11, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:59 am
EWR
- SJO
1 stop11h 39m
Arajet
Wed 6/2411:23 am
SJO
- EWR
1 stop10h 07m
Arajet
Deal found 6/10![Arajet logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Sat 7/117:48 pm
SJO
- EWR
1 stop13h 12m
Arajet
Deal found 6/9![Arajet logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Tue 6/3012:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Tue 7/217:48 pm
SJO
- EWR
1 stop12h 42m
Arajet
Deal found 6/7![Arajet logo]()
$436
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/43:40 pm
EWR
- SJO
1 stop8h 59m
United Airlines
Thu 7/97:15 am
SJO
- EWR
Nonstop5h 18m
United Airlines
Deal found 6/8![United Airlines logo]()
$445
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Tue 7/287:48 pm
SJO
- EWR
1 stop12h 42m
Arajet
Deal found 6/10![Arajet logo]()
$451
This FlightHub deal was found by Cheapflights users on 6/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2512:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Tue 7/287:48 pm
SJO
- EWR
1 stop12h 42m
Arajet
Deal found 6/7![Arajet logo]()
$431
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 June 11, 2026.
Search for one-way flight options from Newark to San José. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:39 am
EWR
- SJO
2 stops15h 28m
American Airlines
Deal found 6/9![American Airlines logo]()
$187
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:29 am
EWR
- SJO
2 stops16h 24m
American Airlines
Deal found 6/10![American Airlines logo]()
$190
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:20 pm
EWR
- SJO
2 stops18h 43m
American Airlines
Deal found 6/10![American Airlines logo]()
$192
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:40 pm
EWR
- SJO
1 stop18h 17m
JetBlue
Deal found 6/8![JetBlue logo]()
$193
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:20 pm
EWR
- SJO
2 stops20h 32m
American Airlines
Deal found 6/11![American Airlines logo]()
$195
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:59 am
EWR
- SJO
1 stop11h 39m
Arajet
Deal found 6/11![Arajet logo]()
$196
This eDestinos deal was found by Cheapflights users on 6/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:59 am
EWR
- SJO
1 stop18h 04m
Arajet
Deal found 6/10![Arajet logo]()
$200
This eDestinos deal was found by Cheapflights users on 6/11. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:30 pm
EWR
- SJO
1 stop8h 33m
Arajet
Deal found 6/11![Arajet logo]()
$201
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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.
Mon 9/76:00 am
EWR
- SJO
1 stop7h 49m
KLM
Deal found 6/10![KLM logo]()
$210
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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $422 (Delta) |
One-way from | $187 (American Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $621 |
Good round-trip deal | $566 or less |
Good one-way deal | $188 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 June 11, 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 - SJO
EWRSJO
Newark
Thu 9/3
12:00 pm-7:37 pm
1 stop9h 37m
San José Juan Santamaria Intl
Sat 9/5
12:44 pm-8:00 pm
Nonstop5h 16m
$641
NewarkSan José
EWR - SJO
EWRSJO
Newark
Sat 7/4
12:36 pm-7:37 pm
1 stop9h 01m
San José Juan Santamaria Intl
Tue 7/7
12:30 am-11:59 am
1 stop9h 29m
$651
NewarkSan José
EWR - SJO
EWRSJO
Newark
Wed 7/8
5:00 pm-8:19 pm
Nonstop5h 19m
San José Juan Santamaria Intl
Sat 7/11
12:30 am-11:59 am
1 stop9h 29m
$675
NewarkSan José
EWR - SJO
EWRSJO
Newark
Thu 7/9
8:50 pm-10:11 am
1 stop15h 21m
San José Juan Santamaria Intl
Thu 7/16
11:13 am-11:00 pm
1 stop9h 47m
$692
Quickest round-trip
NewarkSan José
EWR - SJO
EWRSJO
Newark
Wed 8/19
5:05 pm-8:19 pm
Nonstop5h 14m
San José Juan Santamaria Intl
Tue 9/1
12:44 pm-8:00 pm
Nonstop5h 16m
$707
NewarkSan José
EWR - SJO
EWRSJO
Newark
Fri 7/10
8:50 pm-10:11 am
1 stop15h 21m
San José Juan Santamaria Intl
Fri 7/17
12:44 pm-8:07 pm
Nonstop5h 23m
$711
NewarkSan José
EWR - SJO
EWRSJO
Newark
Thu 7/9
8:21 am-11:38 am
Nonstop5h 17m
San José Juan Santamaria Intl
Sun 7/12
12:44 pm-8:07 pm
Nonstop5h 23m
$713
NewarkSan José
EWR - SJO
EWRSJO
Newark
Sun 6/21
6:00 am-12:21 pm
1 stop8h 21m
San José Juan Santamaria Intl
Sat 6/27
7:55 am-12:37 am
1 stop14h 42m
$730
NewarkSan José
EWR - SJO
EWRSJO
Newark
Tue 6/30
8:21 am-11:38 am
Nonstop5h 17m
San José Juan Santamaria Intl
Sun 8/2
12:44 pm-8:07 pm
Nonstop5h 23m
$748
NewarkSan José
EWR - SJO
EWRSJO
Newark
Wed 7/1
8:21 am-11:38 am
Nonstop5h 17m
San José Juan Santamaria Intl
Sat 7/4
7:15 am-2:33 pm
Nonstop5h 18m
$748
Showing 1-10 of 21 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 June.
| 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 Accuracy3 stars | Trust Score*3 stars | |
| 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-San José flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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
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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 51 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 $382). Flying from Newark Airport to San José in July is currently the most expensive (average of $638). 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 June 11, 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 161 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 Sunday 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 June 11, 2026.
Get a feel of what it's like to fly with United Airlines,American Airlines, andJetBlue 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.
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
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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Newark and San José flights
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Top 8 airlines flying from Newark to San José
Discover the top 8 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$413 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$126 | Average$346 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$134 | Average$403 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$188 | Average$456 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$250 | Average$415 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$265 | Average$777 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$548 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$319 | Average$593 | FlexibilityNo cancel fee | On-time70% |