$390+ Cheap flights from Newark (EWR) to San Sebastian (EAS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — EAS
Nov 13 — Nov 201
Round-trip
1 adult, Economy
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Find cheap flights from Newark to San Sebastian with Cheapflights
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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
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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 Newark to San Sebastian
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Last-minute
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Cheapest flights from Newark to San SebastianExplore the most affordable flight options available from Newark to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
Explore the most affordable flight options available from Newark to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
This Kissandfly.com deal was found by Cheapflights users on 10/10. 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.
Sun 11/88:00 pm -
1 stop11h 00m
Tue 11/249:30 pm -
2 stops30h 40m
Deal found 10/10![Multiple Airlines logo]()
$740
This Travelocity deal was found by Cheapflights users on 10/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:35 pm -
2 stops29h 05m
Mon 11/169:30 pm -
2 stops28h 05m
Deal found 10/10![Iberia logo]()
$836
This American Airlines deal was found by Cheapflights users on 10/11. 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 11/255:00 am -
2 stops21h 40m
Wed 12/29:30 pm -
2 stops22h 20m
Deal found 10/11![American Airlines logo]()
$838
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2712:10 am -
3 stops35h 25m
Sat 12/129:10 pm -
3 stops31h 00m
Deal found 10/10![Multiple Airlines logo]()
$858
This FlightHub deal was found by Cheapflights users on 10/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:27 pm -
2 stops37h 33m
Mon 11/169:30 pm -
2 stops28h 05m
Deal found 10/10![British Airways logo]()
$860
This American Airlines deal was found by Cheapflights users on 10/13. 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 11/279:35 pm -
2 stops17h 15m
Fri 12/49:20 am -
2 stops18h 02m
Deal found 10/13![Multiple Airlines logo]()
$879
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
2 stops13h 50m
Wed 11/182:10 pm -
2 stops31h 10m
Deal found 10/14![Multiple Airlines logo]()
$910
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:00 am -
3 stops23h 35m
Wed 12/22:10 pm -
2 stops31h 10m
Deal found 10/11![Multiple Airlines logo]()
$979
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:10 am -
3 stops31h 25m
Thu 12/32:10 pm -
3 stops31h 10m
Deal found 10/12![Multiple Airlines logo]()
$986
Best flights from Newark to San SebastianDiscover carefully curated flight deals from Newark to San Sebastian that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from Newark to San Sebastian that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This Kissandfly.com deal was found by Cheapflights users on 10/10. 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.
Sun 11/88:00 pm -
1 stop11h 00m
Tue 11/249:30 pm -
2 stops30h 40m
Deal found 10/10![Multiple Airlines logo]()
$740
This American Airlines deal was found by Cheapflights users on 10/11. 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 11/255:00 am -
2 stops21h 40m
Wed 12/29:30 pm -
2 stops22h 20m
Deal found 10/11![American Airlines logo]()
$838
This American Airlines deal was found by Cheapflights users on 10/13. 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 11/279:35 pm -
2 stops17h 15m
Fri 12/49:20 am -
2 stops18h 02m
Deal found 10/13![Multiple Airlines logo]()
$879
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
2 stops13h 50m
Wed 11/182:10 pm -
2 stops31h 10m
Deal found 10/14![Multiple Airlines logo]()
$910
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:00 am -
3 stops23h 35m
Wed 12/22:10 pm -
2 stops31h 10m
Deal found 10/11![Multiple Airlines logo]()
$979
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:40 pm -
2 stops13h 55m
Thu 12/32:10 pm -
3 stops30h 35m
Deal found 10/12![Multiple Airlines logo]()
$1,066
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:00 pm -
3 stops33h 35m
Mon 11/162:10 pm -
2 stops31h 10m
Deal found 10/10![Multiple Airlines logo]()
$1,083
Last-minute flights from Newark to San SebastianDiscover last-minute flight deals from Newark to San Sebastian. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to San Sebastian. Data last updated October 14, 2026 and is based on user searches.
This Kissandfly.com deal was found by Cheapflights users on 10/10. 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.
Sun 11/88:00 pm -
1 stop11h 00m
Tue 11/249:30 pm -
2 stops30h 40m
Deal found 10/10![Multiple Airlines logo]()
$740
This Travelocity deal was found by Cheapflights users on 10/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:35 pm -
2 stops29h 05m
Mon 11/169:30 pm -
2 stops28h 05m
Deal found 10/10![Iberia logo]()
$836
This FlightHub deal was found by Cheapflights users on 10/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:27 pm -
2 stops37h 33m
Mon 11/169:30 pm -
2 stops28h 05m
Deal found 10/10![British Airways logo]()
$860
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:45 pm -
2 stops13h 50m
Wed 11/182:10 pm -
2 stops31h 10m
Deal found 10/14![Multiple Airlines logo]()
$910
This American Airlines deal was found by Cheapflights users on 10/11. 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 11/255:00 am -
2 stops21h 40m
Wed 12/29:30 pm -
2 stops22h 20m
Deal found 10/11![American Airlines logo]()
$838
This Mytrip deal was found by Cheapflights users on 10/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/258:00 am -
3 stops23h 35m
Wed 12/22:10 pm -
2 stops31h 10m
Deal found 10/11![Multiple Airlines logo]()
$979
This Mytrip deal was found by Cheapflights users on 10/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:10 am -
3 stops31h 25m
Thu 12/32:10 pm -
3 stops31h 10m
Deal found 10/12![Multiple Airlines logo]()
$986
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2712:10 am -
3 stops35h 25m
Sat 12/129:10 pm -
3 stops31h 00m
Deal found 10/10![Multiple Airlines logo]()
$858
This American Airlines deal was found by Cheapflights users on 10/13. 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 11/279:35 pm -
2 stops17h 15m
Fri 12/49:20 am -
2 stops18h 02m
Deal found 10/13![Multiple Airlines logo]()
$879
One-way flights from Newark to San SebastianSearch for one-way flight options from Newark to San Sebastian. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from Newark to San Sebastian. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:45 pm -
2 stops13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 11/117:35 pm -
2 stops36h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$396
This American Airlines deal was found by Cheapflights users on 10/14. 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 4/311:55 pm -
1 stop11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![American Airlines logo]()
$467
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:30 am -
2 stops17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![American Airlines logo]()
$523
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 11/208:00 am -
3 stops30h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$553
Find flight deals from Newark to San Sebastian
Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to San Sebastian (EAS). 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 October 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $740 (Kissandfly.com) |
One-way from | $390 (Mytrip) |
Cheapflights Fare Finder
Customize your flight search to find flights from Newark to San Sebastian 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 7,457,451 searches. Data last updated October 14, 2026.
Use the filters below to find and compare flights from Newark Airport to San Sebastian that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Tue 11/10
5:45 pm-1:35 pm
2 stops13h 50m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$390
Quickest round-trip
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sat 4/3
11:55 pm-5:05 pm
1 stop11h 10m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$467
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Wed 11/11
6:00 pm-7:50 pm
3 stops19h 50m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$520
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Fri 11/20
8:00 am-8:50 pm
3 stops30h 50m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$553
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sun 11/8
8:00 pm-1:00 pm
1 stop11h 00m
San Sebastián
Tue 11/24
9:30 pm-10:10 pm
2 stops30h 40m
$740
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Wed 11/25
5:00 am-8:40 am
2 stops21h 40m
San Sebastián
Wed 12/2
9:30 pm-1:50 pm
2 stops22h 20m
$838
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Fri 11/27
9:35 pm-8:50 pm
2 stops17h 15m
San Sebastián
Fri 12/4
9:20 am-9:22 pm
2 stops18h 02m
$879
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Thu 11/12
5:45 pm-1:35 pm
2 stops13h 50m
San Sebastián
Wed 11/18
2:10 pm-3:20 pm
2 stops31h 10m
$910
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Wed 11/25
8:00 am-1:35 pm
3 stops23h 35m
San Sebastián
Wed 12/2
2:10 pm-3:20 pm
2 stops31h 10m
$979
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Mon 12/14
12:45 am-1:35 pm
2 stops30h 50m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$1,047
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Newark to San Sebastian
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 Sebastian in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Newark Airport-San Sebastian 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 Sebastian flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-San Sebastian flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Newark Airport-San Sebastian 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 Sebastian 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 Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Newark with our price prediction graph.
EWR-EAS
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 Newark to San Sebastian. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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