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Cheap flights from Chicago (CHI) to San Sebastian (EAS) from $827

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — EAS
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
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Cheap flight deals from Chicago to San Sebastian

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 May 8, 2024.

Popular in

June

Cheapest in

April

Average price

$1,256

Round-trip from

$571
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 42% potential price drop
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Average for round-trip flights in May 2024
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From Chicago (CHI) to San Sebastián
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What is the cheapest day to fly round-trip from Chicago to San Sebastian?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 32% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Chicago to San Sebastian?

The best pricing can be found in the month of April. Prices to San Sebastian from Chicago average $1,113. You can even find prices in April for less than $1,113, as users have found deals to San Sebastian from as low as $646. The month of June appears to be one of the more expensive times to travel to San Sebastian from Chicago. Flying in the targeted month can save you up to 48%.

When is the cheapest time to fly from Chicago to San Sebastian (CHI - EAS)?

When flying from Chicago to San Sebastian, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Iberia flights from Chicago to San Sebastian

Explore cheap flight options specifically provided by Iberia for the route between Chicago and San Sebastian. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Consider these cheap Iberia flights we've found departing from Chicago to San Sebastian. Be sure to come back soon if the deals available don't appeal to you at this time.
Sun 6/164:35 pmORD - EAS
1 stop21h 15mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,085
Sun 6/164:35 pmORD - EAS
1 stop21h 15mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,095
Tue 6/186:45 pmORD - EAS
2 stops19h 05mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,098
Tue 6/186:45 pmORD - EAS
2 stops19h 05mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,108
Thu 6/204:35 pmORD - EAS
1 stop13h 25mIberia
Tue 7/99:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,135
Thu 6/204:35 pmORD - EAS
1 stop13h 25mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,145
Wed 7/1711:23 amORD - EAS
2 stops14h 17mIberia
Sat 8/39:30 pmEAS - ORD
2 stops44h 15mIberia
Deal found 5/6$1,203
Wed 7/174:35 pmORD - EAS
1 stop13h 25mIberia
Sat 8/39:30 pmEAS - ORD
2 stops44h 15mIberia
Deal found 5/6$1,262
Mon 6/2410:25 pmORD - EAS
2 stops27h 15mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,277

Cheap American Airlines flights from Chicago to San Sebastian

Explore cheap flight options specifically provided by American Airlines for the route between Chicago and San Sebastian. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Chicago to San Sebastian. Ensure the flight price, dates, time, and airline match your criteria before you book.
Mon 6/244:35 pmORD - EAS
1 stop21h 15mAmerican Airlines
Wed 7/39:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,086
Tue 7/24:35 pmORD - EAS
1 stop13h 25mAmerican Airlines
Tue 7/99:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,091
Sun 6/1611:25 amORD - EAS
2 stops14h 15mAmerican Airlines
Wed 7/39:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,289
Sun 6/1611:25 amORD - EAS
2 stops14h 15mAmerican Airlines
Mon 7/81:40 pmEAS - ORD
1 stop31h 40mAmerican Airlines
Deal found 5/7$1,299
Tue 7/28:30 amORD - EAS
2 stops29h 20mAmerican Airlines
Tue 7/91:40 pmEAS - ORD
2 stops26h 05mAmerican Airlines
Deal found 5/7$1,320
Thu 6/2011:25 amORD - EAS
2 stops14h 15mAmerican Airlines
Tue 7/99:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,339
Thu 6/209:45 amORD - EAS
2 stops15h 55mAmerican Airlines
Mon 7/81:40 pmEAS - ORD
1 stop31h 40mAmerican Airlines
Deal found 5/7$1,349
Wed 7/178:30 amORD - EAS
2 stops21h 30mAmerican Airlines
Fri 8/21:40 pmEAS - ORD
2 stops28h 05mAmerican Airlines
Deal found 5/6$2,047
Tue 7/166:00 amORD - EAS
2 stops19h 40mAmerican Airlines
Fri 8/21:40 pmEAS - ORD
2 stops28h 05mAmerican Airlines
Deal found 5/6$2,049

Cheap Chicago to San Sebastian flights in May & June 2024

Find cheap flight options from Chicago to San Sebastian specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Prices were last updated on May 8, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to San Sebastian in 2024. For more flight deals, be sure to check back very soon.
Sun 6/164:35 pmORD - EAS
1 stop21h 15mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,085
Mon 6/244:35 pmORD - EAS
1 stop21h 15mAmerican Airlines
Wed 7/39:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,086
Sun 6/164:35 pmORD - EAS
1 stop21h 15mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,095
Tue 6/186:45 pmORD - EAS
2 stops19h 05mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,098
Tue 6/186:45 pmORD - EAS
2 stops19h 05mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,108
Thu 6/204:35 pmORD - EAS
1 stop13h 25mIberia
Tue 7/99:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,135
Thu 6/204:35 pmORD - EAS
1 stop13h 25mIberia
Mon 7/89:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,145
Mon 6/2410:25 pmORD - EAS
2 stops27h 15mIberia
Wed 7/39:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$1,277
Sun 6/1611:25 amORD - EAS
2 stops14h 15mAmerican Airlines
Wed 7/39:20 amEAS - ORD
1 stop12h 00mAmerican Airlines
Deal found 5/7$1,289

Chicago to San Sebastian 2024 flight deals

Discover exclusive flight deals for travel between Chicago and San Sebastian in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 8, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to San Sebastian in 2024. For more flight deals, be sure to check back very soon.
Wed 10/911:50 amORD - EAS
2 stops13h 50mIberia
Sun 10/139:20 amEAS - ORD
1 stop12h 00mIberia
Deal found 5/7$827
Wed 10/94:35 pmORD - EAS
1 stop21h 15mIberia
Sun 10/139:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$863
Thu 10/104:35 pmORD - EAS
1 stop21h 15mIberia
Sun 10/139:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$865
Fri 11/295:29 amORD - EAS
2 stops20h 11mAmerican Airlines
Tue 12/31:40 pmEAS - ORD
1 stop31h 45mAmerican Airlines
Deal found 5/7$945
Fri 11/294:40 pmORD - EAS
1 stop21h 10mAmerican Airlines
Tue 12/31:40 pmEAS - ORD
1 stop31h 45mAmerican Airlines
Deal found 5/7$972
Wed 10/911:50 amORD - EAS
2 stops13h 50mIberia
Sun 10/139:30 pmEAS - ORD
2 stops23h 15mIberia
Deal found 5/7$978
Fri 11/2912:19 pmORD - EAS
2 stops13h 21mAmerican Airlines
Tue 12/31:40 pmEAS - ORD
1 stop31h 45mAmerican Airlines
Deal found 5/6$985
Sat 10/54:35 pmORD - EAS
1 stop13h 25mIberia
Sun 10/139:30 pmEAS - ORD
1 stop23h 50mIberia
Deal found 5/7$1,002
Fri 11/294:40 pmORD - EAS
1 stop21h 10mAmerican Airlines
Tue 12/31:40 pmEAS - ORD
1 stop31h 45mAmerican Airlines
Deal found 5/6$1,012

Find flights from Chicago to San Sebastian within your budget

Customize your flight search to find flights from Chicago 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 2,749,864 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,085 - $1,921

Route

Depart

Return

Price

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Sun 6/16

1 stop21h 15m

San Sebastián

Wed 7/3

1 stop12h 00m

$1,085

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Mon 6/24

1 stop21h 15m

San Sebastián

Wed 7/3

1 stop12h 00m

$1,086

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Tue 7/2

1 stop13h 25m

San Sebastián

Tue 7/9

1 stop12h 00m

$1,091

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Sun 6/16

1 stop21h 15m

San Sebastián

Mon 7/8

1 stop23h 50m

$1,095

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Tue 6/18

2 stops19h 05m

San Sebastián

Wed 7/3

1 stop12h 00m

$1,098

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Tue 6/18

2 stops19h 05m

San Sebastián

Mon 7/8

1 stop23h 50m

$1,108

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Sun 6/16

2 stops14h 15m

San Sebastián

Wed 7/3

1 stop12h 00m

$1,289

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Mon 6/24

3 stops24h 28m

San Sebastián

Wed 7/3

3 stops44h 10m

$1,292

Chicago O'Hare IntlSan Sebastián

ORD - EAS

ORDEAS

Chicago O'Hare Intl

Wed 6/19

1 stop21h 15m

San Sebastián

Sat 7/6

2 stops22h 35m

$1,921

Flights are sorted by cheapest first

Deals found on 5/7

When is the cheapest time to fly from Chicago to San Sebastian?

Use this chart to determine the cheapest time to fly round-trip from Chicago to San Sebastian. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to San Sebastian flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to San Sebastian by month

Plan your trip from Chicago to San Sebastian by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to San Sebastian is currently $0 while a round-trip flight costs $1,229. Price data was last updated on May 5, 2024.

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 May 8, 2024.
Get a feel of what it's like to fly with Iberia, American Airlines and British Airways from Chicago to San Sebastian by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.3
Good
14,677 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Crew

8.0

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

American Airlines
7.3
Good
14,677 reviews
American Airlines
7.3
Good
14,677 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Crew

8.0

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

Iberia
7.1
Good
2,745 reviews
American Airlines
7.3
Good
14,677 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Crew

8.0

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

British Airways
6.8
Okay
6,868 reviews
American Airlines
7.3
Good
14,677 reviews
Check prices

Food

6.6

Comfort

7.2

Entertainment

7.1

Crew

8.0

Overall

7.3

Boarding

7.6

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

Related info for your journey

Find useful and relevant information for your journey from Chicago to San Sebastian. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Sebastian from Chicago?

    San Sebastián (EAS), located 9.7 mi from the city center, is the airport you fly into when you book flights from Chicago to San Sebastian. 1 airline have flights to San Sebastián from Chicago on a regular basis. Booking flights from Chicago to San Sebastián should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • Can I find flights from Chicago to San Sebastian for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Chicago to San Sebastian for under $1,100. The cheapest flight booked recently is on Iberia for just $1,085, but on average you can expect to pay $1,220.

  • What are the cheapest airlines flying from Chicago to San Sebastian round-trip?

    Flying on Iberia is currently your cheapest option to San Sebastian, with prices starting at $1,085. Another option worth looking into is American Airlines, starting at $1,086 round trip. Iberia is priced at 2% lower than the current average price of a flight leaving 3 months from now.

  • What does ORD to EAS mean?

    ORD and EAS are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ORD to EAS refers to a flight route from Chicago O'Hare Intl Airport to San Sebastián Airport. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Chicago to San Sebastian that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to San Sebastian flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to San Sebastian with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to San Sebastian flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to San Sebastian that include hotel bookings?

    Yes. In addition to deals on Chicago to San Sebastian flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to San Sebastian?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to San Sebastian.

  • Can I find deals for business class flights from Chicago to San Sebastian?

    Yes. Cheapflights offers flight deals from Chicago to San Sebastian by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to San Sebastian that allow pets onboard?

    Many airlines flying from Chicago to San Sebastian offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to San Sebastian?

    Yes, you can often find last-minute deals on Chicago to San Sebastian flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to San Sebastian flight deals updated?

    The Chicago to San Sebastian flight deals you see on this page were last updated on 5/7.

See more FAQs

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Alternative routes for Chicago to San Sebastian
See prices for flight routes from nearby airports that may be better suited for you.

O'Hare Intl to Bilbao flights
St. Louis to Bilbao flights
O'Hare Intl to San Sebastian flights
Midway to Bilbao flights
St. Louis to San Sebastian flights

Top airline flying from Chicago to San Sebastian

Discover the top airline that operate flights from Chicago 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 2,749,864 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$561Average$1,091FlexibilityNo cancel feeOn-time77%
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Search flights from Chicago to San Sebastian by cabin class

Find flights from Chicago to San Sebastian, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to San Sebastian?

Cheapflights makes it easy to find Chicago to San Sebastian flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chicago to San Sebastian?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to San Sebastian for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Chicago to San Sebastian with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Chicago to San Sebastian flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Chicago to San Sebastian become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Sebastian from Chicago today and book when prices fit your budget.

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