$573+ Cheap flights from Riverside, CA 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — EAS
dic. 13 — dic. 201
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Riverside to San Sebastian with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Riverside to San Sebastian
Keep the following information in mind while searching for Riverside to San Sebastian flight deals. Data was last updated noviembre 13, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $573 (Orbitz) |
Popular in | February |
Cheapest in | August |
Average price | $1,707 |
Find flight deals from Riverside to San Sebastian
Cheapest flights from Riverside to San SebastianExplore the most affordable flight options available from Riverside to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 13, 2025.
Explore the most affordable flight options available from Riverside to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 13, 2025.
This Iberia deal was found by Cheapflights users on 11/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/306:10 pmLAX - EAS
1 stop17h 40mIberia
dom. 12/149:20 amEAS - LAX
2 stops21h 31mIberia
Deal found 11/12![Iberia logo]()
$778
This American Airlines deal was found by Cheapflights users on 11/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/307:00 amLAX - EAS
2 stops16h 40mAmerican Airlines
dom. 12/149:20 amEAS - LAX
2 stops20h 21mAmerican Airlines
Deal found 11/12![American Airlines logo]()
$937
This American Airlines deal was found by Cheapflights users on 11/10. 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.
jue. 11/271:19 amLAX - EAS
2 stops26h 41mAmerican Airlines
mar. 12/21:40 pmEAS - LAX
2 stops40h 15mAmerican Airlines
Deal found 11/10![American Airlines logo]()
$1,076
This KAYAK deal was found by Cheapflights users on 11/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2911:23 pmLAX - EAS
2 stops36h 27mMultiple Airlines
mar. 1/69:30 pmEAS - LAX
2 stops33h 23mMultiple Airlines
Deal found 11/10![Multiple Airlines logo]()
$1,281
This Expedia deal was found by Cheapflights users on 11/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/297:00 amLAX - EAS
2 stops40h 40mIberia
mar. 1/69:30 pmEAS - LAX
1 stop28h 05mIberia
Deal found 11/10![Iberia logo]()
$1,345
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/306:10 pmLAX - EAS
1 stop29h 30mMultiple Airlines
dom. 12/149:20 amEAS - LAX
1 stop16h 15mMultiple Airlines
Deal found 11/12![Multiple Airlines logo]()
$1,392
This Expedia deal was found by Cheapflights users on 11/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:00 amLAX - EAS
2 stops17h 40mIberia
mar. 1/69:30 pmEAS - LAX
2 stops33h 23mIberia
Deal found 11/13![Iberia logo]()
$1,400
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside 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 2,558,603 searches. Data last updated noviembre 13, 2025.
Use the filters below to find and compare flights from Riverside to San Sebastian that are best for you.
Fly from
Riverside
Fly to
San Sebastian
Route
Depart
Return
Price
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
lun. 1/19
9:00 pm-8:40 am
2 stops26h 40m
San Sebastián
mar. 1/27
9:20 am-9:18 pm
2 stops20h 58m
$573
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
vie. 2/20
6:10 pm-8:50 pm
1 stop17h 40m
San Sebastián
lun. 2/23
2:05 pm-6:05 pm
1 stop37h 00m
$604
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
dom. 3/8
7:10 pm-8:40 am
1 stop29h 30m
San Sebastián
dom. 3/15
9:30 pm-7:30 pm
2 stops30h 00m
$744
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
dom. 3/8
7:10 pm-8:50 pm
1 stop17h 40m
San Sebastián
dom. 3/15
9:20 am-5:35 pm
1 stop16h 15m
$772
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
dom. 11/30
6:10 pm-8:50 pm
1 stop17h 40m
San Sebastián
dom. 12/14
9:20 am-9:51 pm
2 stops21h 31m
$778
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
jue. 2/19
12:52 am-1:00 pm
2 stops27h 08m
San Sebastián
lun. 2/23
9:30 pm-2:47 pm
2 stops26h 17m
$782
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
dom. 1/18
12:30 am-8:40 am
2 stops47h 10m
San Sebastián
mar. 1/27
1:40 pm-12:31 am
2 stops19h 51m
$790
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
dom. 5/3
5:50 pm-8:50 pm
1 stop18h 00m
San Sebastián
dom. 5/10
9:20 am-4:05 pm
1 stop15h 45m
$908
Los AngelesSan Sebastian
LAX - EAS
LAXEAS
Los Angeles
lun. 5/4
8:20 am-1:00 pm
2 stops19h 40m
San Sebastián
sáb. 5/9
1:40 pm-12:28 am
2 stops19h 48m
$923
Best time to book a flight from Riverside to San Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Riverside with our price prediction graph.
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 Riverside to San Sebastian
What is the cheapest month to book a flight from Riverside to San Sebastian?
Currently, January is the cheapest month in which you can book a flight from Riverside to San Sebastian (average of $525). Flying from Riverside to San Sebastian in June is currently the most expensive (average of $1,005). 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 R1V to EAS?
Find hourly flight availability from Riverside to San Sebastian. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 13, 2025.
One of the essential ways to save on airfare from Riverside to San Sebastian is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 25% on airfare.
Reviews of airlines servicing San Sebastian
Get insights into the airlines that provide service to San Sebastian. 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 Sebastian. Reviews last updated noviembre 13, 2025.
Read reviews from past customers who have flown American Airlines and Iberia from Riverside to San Sebastian. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.9
Crew
8.0
Overall
7.2
Comfort
7.2
Boarding
7.5
Food
6.4
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Entertainment
6.9
Crew
8.0
Overall
7.2
Comfort
7.2
Boarding
7.5
Food
6.4
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Entertainment
6.9
Crew
8.0
Overall
7.2
Comfort
7.2
Boarding
7.5
Food
6.4
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Related info for your journey
Find useful and relevant information for your journey from Riverside to San Sebastian. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Riverside to San Sebastian
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Riverside to San Sebastian
Discover the top 2 airlines that operate flights from Riverside to San Sebastian. 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 noviembre 13, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$644 | Average$1,219 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$884 | Average$1,707 | FlexibilityNo cancel fee | On-time71% |