$685+ Cheap flights from Illinois 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — EAS
ene. 26 — feb. 21
1 adult, Economy
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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 Illinois to San Sebastian
Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 enero 21, 2025.
Round-trip from | $685 (American Airlines) |
|---|
Find flight deals from Illinois to San Sebastian
Cheapest flights from Illinois to San SebastianExplore the most affordable flight options available from Illinois to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.
Explore the most affordable flight options available from Illinois to San Sebastian. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.
This American Airlines deal was found by Cheapflights users on 1/20. 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.
lun. 3/34:45 pmORD - EAS
1 stop13h 15mMultiple Airlines
lun. 3/109:30 pmEAS - ORD
1 stop24h 00mMultiple Airlines
Deal found 1/20![Multiple Airlines logo]()
$685
This American Airlines deal was found by Cheapflights users on 1/20. 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.
lun. 3/38:16 amORD - EAS
2 stops17h 24mAmerican Airlines
lun. 3/109:20 amEAS - ORD
2 stops19h 08mAmerican Airlines
Deal found 1/20![American Airlines logo]()
$741
This Cheapflightsfares deal was found by Cheapflights users on 1/21. 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.
mié. 8/274:30 pmORD - EAS
1 stop21h 20mIberia
vie. 9/59:20 amEAS - ORD
1 stop11h 55mIberia
Deal found 1/21![Iberia logo]()
$855
Find flights from Illinois to San Sebastian within your budget
Customize your flight search to find flights from Illinois 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 enero 21, 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
ChicagoSan Sebastian
ORD - EAS
ORDEAS
Chicago O'Hare Intl
lun. 3/3
4:45 pm-1:00 pm
1 stop13h 15m
San Sebastián
lun. 3/10
9:30 pm-3:30 pm
1 stop24h 00m
$685
ChicagoSan Sebastian
ORD - EAS
ORDEAS
Chicago O'Hare Intl
lun. 3/3
8:16 am-8:40 am
2 stops17h 24m
San Sebastián
lun. 3/10
9:20 am-10:28 pm
2 stops19h 08m
$741
ChicagoSan Sebastian
ORD - EAS
ORDEAS
Chicago O'Hare Intl
vie. 3/7
11:45 am-1:00 pm
2 stops18h 15m
San Sebastián
vie. 3/14
1:40 pm-5:33 pm
2 stops33h 53m
$932
Best time to book a flight from Illinois to San Sebastian
Have a flexible travel schedule? Discover the best time to fly to San Sebastian from Illinois 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.
Travel insights for flights from Illinois to San Sebastian
Get recent, data-driven insights about flights from Illinois to San Sebastian including ideal travel times, pricing trends, and more.
What is the cheapest time of day to fly from IL to EAS?
Find hourly flight availability from Illinois 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 enero 21, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to San Sebastian as you normally would.
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 enero 21, 2025.
10,000 reviews
Boarding
7.6
Overall
7.2
Food
6.5
Comfort
7.3
Crew
8.0
Entertainment
7.0
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
10,000 reviews
10,000 reviews
Boarding
7.6
Overall
7.2
Food
6.5
Comfort
7.3
Crew
8.0
Entertainment
7.0
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
2,646 reviews
10,000 reviews
Boarding
7.6
Overall
7.2
Food
6.5
Comfort
7.3
Crew
8.0
Entertainment
7.0
Reviews
1 / 10
Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
Related info for your journey
Find useful and relevant information for your journey from Illinois 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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Alternative routes for Illinois to San Sebastian
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Illinois to San Sebastian
Discover the top airline that operate flights from Illinois 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 enero 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$679 | Average$1,097 | FlexibilityNo cancel fee | On-time77% |