Statistics on Chicago-Bilbao 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 Bilbao (from: Chicago)
The average price to go to Bilbao from Chicago airport is $ 800 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 607 (in february) and $ 1102 (in july), which is a saving of $ 193 or a surplus of $ 302 (compared to the average price) depending on the period you leave.
The analysis of all prices reveals that the most frequent price is between $580 to $633 and it is generally more economical to leave on a monday and return on a wednesday on a flight with 1 or more layovers.
Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Bilbao before booking your flight.
If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Bilbao plane ticket.
How are these data calculated?
We have studied a sample of 5400 airfare prices from previous years for flights to Bilbao from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.
Average price depending on the departure month
Data analysis:
By leaving in february, the price of the plane ticket will statistically be the cheapest ($ 607, saving $ 193 compared to the average price over the year which is $ 800). Conversely, july will be the most expensive ($ 1102).
Flight Chicago-Bilbao: when is the best time to go for the best price?
| Month | Good price* | Average price | Our opinion |
|---|---|---|---|
| January | $ 534 | $ 646 | good price |
| February | $ 542 | $ 607 the cheapest | very good price |
| March | $ 607 | $ 751 | good price |
| April | $ 612 | $ 694 | good price |
| May | $ 697 | $ 832 | fair price |
| June | $ 863 | $ 1045 | high price |
| July | $ 930 | $ 1102 the most expensive | very high price |
| August | $ 764 | $ 916 | fair price |
| September | $ 638 | $ 721 | good price |
| October | $ 625 | $ 724 | good price |
| November | $ 578 | $ 714 | good price |
| December | $ 698 | $ 848 | fair 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 Bilbao
Data analysis:
The prices for flights from Chicago to Bilbao range from $422 to $1370. 2% of tickets were purchased at the minimum price (from $422 to $475), 1% at the maximum price (from $1318 to $1370). The majority of plane tickets were purchased in the range of $580 to $633 (13% of tickets).
Cheapest airlines for the Chicago->Bilbao flight
There are 16 companies that serve Chicago from Bilbao airport: TAP, Spirit Airlines, United, Iberia, Lufthansa, Turkish Airlines, Icelandair, Frontier Airlines, Finnair, Aer Lingus, Air Canada, Air France, SAS, KLM, jetBlue and Swiss.
Data analysis:
Of the 5400 flights analyzed in previous years, TAP was the airline that offered the best fare most often in the flight ticket search results (16% of the time) on the Chicago->Bilbao route.
Which day of the week to leave?
Data analysis:
Statistically, Chicago-Bilbao 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 $46. On the other hand, departing on a saturday may cost you an additional $77.
Which day of the week to come back?
Data analysis:
Statistically, return flights from Bilbao to Chicago departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday for your return date, you will save an average of $81. Conversely, departing from Bilbao on a saturday may cost you an additional $143.
Top prices Chicago-Bilbao
| Round trip | Dates | Price | |
|---|---|---|---|
| Chicago → Bilbao | 08-12 to 24-12-2024 | $ 513 | layover flight with TAP |
| Chicago → Bilbao | 09-01 to 22-01-2025 | $ 553 | layover flight with Iberia |
| Chicago → Bilbao | 11-01 to 24-01-2025 | $ 554 | layover flight with Finnair |
| Chicago → Bilbao | 13-01 to 29-01-2025 | $ 503 | layover flight with Finnair |
| Chicago → Bilbao | 09-02 to 15-02-2025 | $ 464 | layover flight with Icelandair |
| Chicago → Bilbao | 24-03 to 31-03-2025 | $ 512 | layover flight with Air Canada |
| Chicago → Bilbao | 01-04 to 08-04-2025 | $ 494 | layover flight with Finnair |
| Chicago → Bilbao | 02-04 to 09-04-2025 | $ 501 | layover flight with Finnair |
| Chicago → Bilbao | 05-05 to 12-05-2025 | $ 557 | layover flight with Turkish Airlines |
| Chicago → Bilbao | 06-05 to 13-05-2025 | $ 557 | layover flight with Turkish Airlines |
When to book your flight Chicago - Bilbao to get the cheapest price?
Statistically, you will make the biggest savings by buying your plane ticket between 6 to 7 months in advance. However, you may end up paying a high price if you book between 0 to 1 month 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-Bilbao flight, it is recommended to book your ticket on a saturday.
How far in advance should I buy my flight?
Data analysis:
To get the cheapest flight ticket from Chicago to Bilbao, it is recommended to buy it 6 to 7 months before departure (it is then on average 760 $, which is a saving of 40 $ compared to the overall average price). On the other hand, if you buy your ticket 0 to 1 month in advance, you will pay the full price (82 $ more than the average price).
Depending on the departure month
The best time to buy your Chicago to Bilbao 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 | - |
| February | Best time: 1 to 2 months before departure (average price: 574 $) |
| March | Best time: 1 to 2 months before departure (average price: 684 $) |
| April | Best time: 1 to 2 months before departure (average price: 634 $) |
| May | Best time: 2 to 3 months before departure (average price: 774 $) |
| June | Best time: 0 to 1 month before departure (average price: 1029 $) Other interesting period(s): 2 to 3 months ($ 1043), 3 to 4 months ($ 1035) |
| July | Best time: 1 to 2 months before departure (average price: 1043 $) |
| August | Best time: 1 to 2 months before departure (average price: 872 $) Other interesting period(s): 3 to 4 months ($ 892) |
| September | Best time: 3 to 4 months before departure (average price: 677 $) Other interesting period(s): 1 to 2 months ($ 700), 2 to 3 months ($ 685) |
| October | Best time: 2 to 3 months before departure (average price: 636 $) Other interesting period(s): 1 to 2 months ($ 689), 3 to 4 months ($ 667) |
| November | Best time: 1 to 2 months before departure (average price: 693 $) |
| December | Best time: 0 to 1 month before departure (average price: 837 $) |
What day of the week should I book my flight ticket?
Data analysis:
Statistically, saturday is the day when plane tickets for Chicago->Bilbao are the cheapest. So, by buying your plane ticket on a saturday, you will save $34. Conversely, by buying it on a monday, you may end up paying $22 more.
Chicago to Bilbao: 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 | Our opinion | |
|---|---|---|---|
| December 2024 | $ 694 $497 to $1434 | very good price | Find a flight |
| January 2025 | $ 804 $503 to $1009 | high price | Find a flight |
| February 2025 | $ 464 $464 to $464 | very good price | Find a flight |
| March 2025 | $ 564 $512 to $605 | very good price | Find a flight |
| April 2025 | $ 596 $494 to $783 | very good price | Find a flight |
| May 2025 | $ 750 $557 to $1309 | very good price | Find a flight |
| June 2025 | $ 1096 $819 to $1294 | high price | Find a flight |
| July 2025 | $ 1077 $908 to $1370 | very good price | Find a flight |
| August 2025 | $ 927 $832 to $1014 | high price | Find a flight |
Data analysis:
Compared to the average price, december, february, march, april, may and july are cheaper to travel to Bilbao. So it may be interesting to book now to leave during these months!