$398+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — EAS
Nov 3 — Nov 101
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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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 4, 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 4, 2026.
This Finnair deal was found by Cheapflights users on 10/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:45 am -
2 stops20h 15m
Wed 11/259:20 am -
2 stops19h 27m
Deal found 10/4![Multiple Airlines logo]()
$841
This Expedia deal was found by Cheapflights users on 10/2. 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.
Sun 11/12:20 pm -
2 stops16h 40m
Tue 11/179:30 pm -
2 stops22h 20m
Deal found 10/2![British Airways logo]()
$874
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/69:35 pm -
2 stops17h 15m
Fri 11/139:20 am -
2 stops18h 07m
Deal found 9/30![Multiple Airlines logo]()
$880
This Expedia deal was found by Cheapflights users on 9/29. 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 10/1411:55 pm -
1 stop26h 45m
Wed 10/211:40 pm -
1 stop14h 45m
Deal found 9/29![Iberia logo]()
$927
This Expedia deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:35 pm -
2 stops33h 25m
Sat 11/211:40 pm -
2 stops30h 10m
Deal found 9/30![Iberia logo]()
$935
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/179:30 am -
2 stops17h 10m
Tue 11/249:20 am -
2 stops16h 15m
Deal found 10/2![American Airlines logo]()
$966
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 11/147:35 pm -
3 stops36h 00m
Sat 11/212:10 pm -
3 stops36h 50m
Deal found 9/30![Multiple Airlines logo]()
$992
This Mytrip deal was found by Cheapflights users on 10/3. 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 11/253:30 pm -
2 stops16h 05m
Sun 11/296:10 pm -
3 stops26h 27m
Deal found 10/3![Multiple Airlines logo]()
$994
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 4, 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 4, 2026.
This Finnair deal was found by Cheapflights users on 10/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:45 am -
2 stops20h 15m
Wed 11/259:20 am -
2 stops19h 27m
Deal found 10/4![Multiple Airlines logo]()
$841
This Expedia deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:35 pm -
2 stops33h 25m
Sat 11/211:40 pm -
2 stops30h 10m
Deal found 9/30![Iberia logo]()
$935
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/179:30 am -
2 stops17h 10m
Tue 11/249:20 am -
2 stops16h 15m
Deal found 10/2![American Airlines logo]()
$966
This Ovago deal was found by Cheapflights users on 10/3. 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 10/1411:55 pm -
1 stop26h 45m
Wed 10/211:40 pm -
1 stop14h 45m
Deal found 10/3![Finnair logo]()
$1,141
This Booking.com deal was found by Cheapflights users on 10/3. 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.
Sat 10/2410:35 pm -
1 stop12h 40m
Thu 10/291:05 pm -
1 stop30h 45m
Deal found 10/3![British Airways logo]()
$1,183
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/69:35 pm -
2 stops17h 15m
Fri 11/139:20 am -
2 stops18h 07m
Deal found 9/30![Multiple Airlines logo]()
$880
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 11/147:35 pm -
3 stops36h 00m
Sat 11/212:10 pm -
3 stops36h 50m
Deal found 9/30![Multiple Airlines logo]()
$992
This Gurufare deal was found by Cheapflights users on 9/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:55 pm -
1 stop26h 45m
Mon 10/199:30 pm -
1 stop30h 55m
Deal found 9/30![Iberia logo]()
$1,169
This Mytrip deal was found by Cheapflights users on 10/3. 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 11/253:30 pm -
3 stops16h 05m
Sun 11/296:10 pm -
3 stops34h 20m
Deal found 10/3![Multiple Airlines logo]()
$1,196
This Mytrip deal was found by Cheapflights users on 10/2. 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
Sun 11/296:10 pm -
3 stops34h 20m
Deal found 10/2![Multiple Airlines logo]()
$1,242
Last-minute flights from Newark to San SebastianDiscover last-minute flight deals from Newark to San Sebastian. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to San Sebastian. Data last updated October 4, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/29. 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 10/1411:55 pm -
1 stop26h 45m
Wed 10/211:40 pm -
1 stop14h 45m
Deal found 9/29![Iberia logo]()
$927
This Expedia deal was found by Cheapflights users on 10/2. 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.
Sun 11/12:20 pm -
2 stops16h 40m
Tue 11/179:30 pm -
2 stops22h 20m
Deal found 10/2![British Airways logo]()
$874
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/69:35 pm -
2 stops17h 15m
Fri 11/139:20 am -
2 stops18h 07m
Deal found 9/30![Multiple Airlines logo]()
$880
This Expedia deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/149:35 pm -
2 stops33h 25m
Sat 11/211:40 pm -
2 stops30h 10m
Deal found 9/30![Iberia logo]()
$935
This Mytrip deal was found by Cheapflights users on 9/30. 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.
Sat 11/147:35 pm -
3 stops36h 00m
Sat 11/212:10 pm -
3 stops36h 50m
Deal found 9/30![Multiple Airlines logo]()
$992
This American Airlines deal was found by Cheapflights users on 10/2. 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 11/179:30 am -
2 stops17h 10m
Tue 11/249:20 am -
2 stops16h 15m
Deal found 10/2![American Airlines logo]()
$966
This Finnair deal was found by Cheapflights users on 10/4. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:45 am -
2 stops20h 15m
Wed 11/259:20 am -
2 stops19h 27m
Deal found 10/4![Multiple Airlines logo]()
$841
This Mytrip deal was found by Cheapflights users on 10/3. 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 11/253:30 pm -
2 stops16h 05m
Sun 11/296:10 pm -
3 stops26h 27m
Deal found 10/3![Multiple Airlines logo]()
$994
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 4, 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 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/215:45 pm -
3 stops35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 11/202:15 pm -
3 stops24h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 10/2. 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 12/265:45 pm -
3 stops37h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$591
This Cheapflightsfares deal was found by Cheapflights users on 10/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:30 pm -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![British Airways logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 10/2. 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.
Thu 10/1512:25 pm -
3 stops37h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$1,598
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 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $841 (Finnair) |
One-way from | $398 (Kiwi.com) |
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 4, 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
Sat 11/21
5:45 pm-10:55 am
2 stops35h 10m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$399
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Fri 11/20
2:15 pm-8:50 pm
3 stops24h 35m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$589
Quickest round-trip
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sat 12/26
6:30 pm-4:15 pm
1 stop15h 45m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$630
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sat 12/26
5:45 pm-1:35 pm
2 stops37h 50m
San Sebastián
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$630
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Wed 11/18
10:45 am-1:00 pm
2 stops20h 15m
San Sebastián
Wed 11/25
9:20 am-10:47 pm
2 stops19h 27m
$841
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Fri 11/6
9:35 pm-8:50 pm
2 stops17h 15m
San Sebastián
Fri 11/13
9:20 am-9:27 pm
2 stops18h 07m
$880
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sat 11/14
9:35 pm-1:00 pm
2 stops33h 25m
San Sebastián
Sat 11/21
1:40 pm-1:50 pm
2 stops30h 10m
$935
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Tue 11/17
9:30 am-8:40 am
2 stops17h 10m
San Sebastián
Tue 11/24
9:20 am-7:35 pm
2 stops16h 15m
$966
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Sat 11/14
7:35 pm-1:35 pm
3 stops36h 00m
San Sebastián
Sat 11/21
2:10 pm-9:00 pm
3 stops36h 50m
$992
NewarkSan Sebastian
EWR Newark - EAS San Sebastián
EWREAS
Newark
Wed 10/14
11:55 pm-8:40 am
1 stop26h 45m
San Sebastián
Wed 10/21
1:40 pm-10:25 pm
1 stop14h 45m
$1,141
Showing 1-10 of 15 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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