Statistics on Chicago-Santiago de Compostela flights: what is the right price and when to buy your plane ticket?

Best time to go: what is the RIGHT price for a round-trip flight to Santiago de Compostela (from: Chicago)

The average price to go to Santiago de Compostela from Chicago airport is $ 1089 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 662 (in february) and $ 1436 (in july), which is a saving of $ 428 or a surplus of $ 347 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $594 to $648 and it is generally more economical to leave on a monday and return on a tuesday on a flight with 1 or more layovers.

Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Santiago de Compostela before booking your flight.

If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Santiago de Compostela plane ticket.

How are these data calculated?

We have studied a sample of 2529 airfare prices from previous years for flights to Santiago de Compostela from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.

Average price depending on the departure month

Created with Highcharts 8.2.2 $746 $746 $662 $662 $945 $945 $995 $995 $1189 $1189 $1393 $1393 $1436 $1436 $1350 $1350 $1051 $1051 $1044 $1044 $986 $986 $1275 $1275Average price of round-trip airfare in USD according to the departure monthjan.feb.mar.apr.mayjun.jul.aug.sep.oct.nov.dec.4006008001000120014001600

Data analysis:

By leaving in february, the price of the plane ticket will statistically be the cheapest ($ 662, saving $ 428 compared to the average price over the year which is $ 1089). Conversely, july will be the most expensive ($ 1436).

Flight Chicago-Santiago de Compostela: when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 624 $ 746 good price
February$ 597 $ 662 very good price
March$ 670 $ 945 fair price
April$ 752 $ 995 fair price
May$ 799 $ 1189 high price
June$ 1020 $ 1393 high price
July$ 1102 $ 1436 very high price
August$ 968 $ 1350 high price
September$ 750 $ 1051 fair price
October$ 862 $ 1044 fair price
November$ 700 $ 986 fair price
December$ 866 $ 1275 high price

*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!

Price breakdown to travel from Chicago to Santiago de Compostela

Created with Highcharts 8.2.22%2%5%5%8%8%8%8%8%8%6%6%6%6%6%6%4%4%4%4%3%3%3%3%4%4%4%4%3%3%3%3%2%2%2%2%1%1%1%1%1%1%Percentage of plane tickets found at this price$486 to $540$540 to $594$594 to $648$648 to $702$702 to $756$756 to $810$810 to $864$864 to $918$918 to $972$972 to $1026$1026 to $1080$1080 to $1134$1134 to $1188$1188 to $1242$1242 to $1296$1296 to $1350$1350 to $1404$1404 to $1458$1673 to $1727$1781 to $1835$1835 to $18890246810

Data analysis:

The prices for flights from Chicago to Santiago de Compostela range from $486 to $1889. 2% of tickets were purchased at the minimum price (from $486 to $540), 1% at the maximum price (from $1835 to $1889). The majority of plane tickets were purchased in the range of $702 to $756 (8% of tickets).

Cheapest airlines for the Chicago->Santiago de Compostela flight

There are 7 companies that serve Chicago from Santiago de Compostela airport: Iberia, Spirit Airlines, TAP, United, Finnair, Frontier Airlines and Icelandair.

Created with Highcharts 8.2.2Iberia: 52 %Iberia: 52 %Spirit Airlines: 13 %Spirit Airlines: 13 %TAP: 6 %TAP: 6 %United: 5 %United: 5 %Finnair: 5 %Finnair: 5 %Frontier Airlines: 4 %Frontier Airlines: 4 %Icelandair: 3 %Icelandair: 3 %

Data analysis:

Of the 2529 flights analyzed in previous years, Iberia was the airline that offered the best fare most often in the flight ticket search results (52% of the time) on the Chicago->Santiago de Compostela route.

Which day of the week to leave?

Created with Highcharts 8.2.2 $ -16 $ -16 $ -128 $ -128 $ +12 $ +12 $ +91 $ +91 $ -71 $ -71 $ +57 $ +57 $ +103 $ +103Average airfare price according to the departure daya sundaya mondaya tuesdaya wednesdaya thursdaya fridaya saturday-150-100-50050100150

Data analysis:

Statistically, Chicago-Santiago de Compostela flights departing on a monday are cheaper than on other days of the week. By choosing a monday as your departure date, you can save an average of $128. On the other hand, departing on a saturday may cost you an additional $103.

Which day of the week to come back?

Created with Highcharts 8.2.2 $ -43 $ -43 $ -47 $ -47 $ -90 $ -90 $ +73 $ +73 $ -45 $ -45 $ +45 $ +45 $ +115 $ +115Average airfare price based on the return daya sundaya mondaya tuesdaya wednesdaya thursdaya fridaya saturday-150-100-50050100150

Data analysis:

Statistically, return flights from Santiago de Compostela to Chicago departing on a tuesday are cheaper than on other days of the week. By choosing a tuesday for your return date, you will save an average of $90. Conversely, departing from Santiago de Compostela on a saturday may cost you an additional $115.

Top prices Chicago-Santiago de Compostela

Round tripDatesPrice
Chicago → Santiago de Compostela12-05 to 19-05-2025$ 843 
Chicago → Santiago de Compostela13-05 to 20-05-2025$ 630 
Chicago → Santiago de Compostela14-05 to 21-05-2025$ 703 
Chicago → Santiago de Compostela15-05 to 22-05-2025$ 781 
Chicago → Santiago de Compostela16-05 to 23-05-2025$ 795 
Chicago → Santiago de Compostela17-05 to 24-05-2025$ 836 
Chicago → Santiago de Compostela22-09 to 27-09-2025$ 686 
Chicago → Santiago de Compostela14-11 to 21-11-2025$ 704 
Chicago → Barcelona03-12 to 12-12-2025$ 377 
Chicago → Barcelona08-02 to 15-02-2026$ 381 

When to book your flight Chicago - Santiago de Compostela to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 1 to 2 months in advance. However, you may end up paying a high price if you book between 4 to 5 months in advance.

Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Chicago-Santiago de Compostela flight, it is recommended to book your ticket on a friday.

How far in advance should I buy my flight?

Created with Highcharts 8.2.2 $1220 $1220 $974 $974 $1132 $1132 $1164 $1164 $1316 $1316 $1170 $1170 $1172 $1172 $1312 $1312 $1281 $1281Average airfare price based on the number of months between booking and flight0 to 1 month1 to 2 months2 to 3 months3 to 4 months4 to 5 months5 to 6 months6 to 7 months7 to 8 months8 to 9 months80090010001100120013001400

Data analysis:

To get the cheapest flight ticket from Chicago to Santiago de Compostela, it is recommended to buy it 1 to 2 months before departure (it is then on average 974 $, which is a saving of 115 $ compared to the overall average price). On the other hand, if you buy your ticket 4 to 5 months in advance, you will pay the full price (227 $ more than the average price).

Depending on the departure month

The best time to buy your Chicago to Santiago de Compostela flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.

Departure on... How far in advance should I book?
January

Best time: 1 to 2 months before departure (average price: 697 $)
February

Best time: 1 to 2 months before departure (average price: 662 $)
March

Best time: 1 to 2 months before departure (average price: 883 $)
April

Best time: 1 to 2 months before departure (average price: 827 $)
May

Best time: 1 to 2 months before departure (average price: 1079 $)
June-
July

Best time: 1 to 2 months before departure (average price: 1320 $)
August

Best time: 1 to 2 months before departure (average price: 1093 $)
September

Best time: 1 to 2 months before departure (average price: 1041 $)
October-
November-
December

Best time: 1 to 2 months before departure (average price: 890 $)

Other interesting period(s): 0 to 1 month ($ 893)

What day of the week should I book my flight ticket?

Created with Highcharts 8.2.2 $ +4 $ +4 $ +34 $ +34 $ -31 $ -31 $ -2 $ -2 $ +83 $ +83 $ -59 $ -59 $ -29 $ -29Average price of plane ticket according to the booking daysundaymondaytuesdaywednesdaythursdayfridaysaturday-75-50-250255075100

Data analysis:

Statistically, friday is the day when plane tickets for Chicago->Santiago de Compostela are the cheapest. So, by buying your plane ticket on a friday, you will save $59. Conversely, by buying it on a thursday, you may end up paying $83 more.

Chicago to Santiago de Compostela: flight price when booking today

Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.

Month Current price
May 2025$ 748
$609 to $868		Find a flight
September 2025$ 686
$686 to $686		Find a flight
November 2025$ 704
$704 to $704		Find a flight

Data analysis:

Compared to the average price, may, september and november are cheaper to travel to Santiago de Compostela. So it may be interesting to book now to leave during these months!

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