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Cheap flight tickets from Bilbao to Chicago

Compare Bilbao to Chicago flight deals

Find the cheapest month or even day of the year to fly to Chicago

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Flight deals from Bilbao to Chicago

Looking for a cheap last-minute deal or the best return flight from Bilbao Airport to Chicago? If you want to travel next month, return fares start from RM2,787. Find the lowest prices on one-way and return tickets right here.
Chicago.RM1,518 per passenger.Departing Tue, 15 Sep.One-way flight with Iberia.Outbound indirect flight with Iberia, departs from Bilbao on Tue, 15 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,518, select.
Chicago.RM1,523 per passenger.Departing Mon, 31 Aug.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Bilbao on Mon, 31 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,523, select.
Chicago.RM1,567 per passenger.Departing Mon, 26 Oct.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Bilbao on Mon, 26 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,567, select.
Chicago.RM1,620 per passenger.Departing Sat, 7 Nov.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Bilbao on Sat, 7 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,620, select.
Chicago.RM1,654 per passenger.Departing Thu, 15 Apr.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Bilbao on Thu, 15 Apr, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,654, select.
Chicago.RM1,772 per passenger.Departing Sat, 15 May.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Bilbao on Sat, 15 May, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM1,772, select.
Chicago.RM2,457 per passenger.Departing Fri, 24 Jul.One-way flight with Iberia.Outbound indirect flight with Iberia, departs from Bilbao on Fri, 24 Jul, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM2,457, select.
Chicago.RM2,629 per passenger.Departing Tue, 23 Jun.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Bilbao on Tue, 23 Jun, arriving in Chicago O'Hare International.Price includes taxes and charges.From RM2,629, select.

Find the cheapest month to fly from Bilbao to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bilbao to Chicago flights are currently cheapest in September.
Jun
from RM2,629
Jul
from RM2,457
Aug
from RM1,523
Sep
from RM1,518
Oct
from RM1,567
Nov
from RM1,620
Dec
Find prices
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
from RM1,654
May
from RM1,772

Alternative Bilbao to Chicago routes

Looking for the cheapest, fastest or easiest route from Bilbao to Chicago? You could fly into the following airports instead.

Chicago Midway

14km from central Chicago
Closest
from RM3,315
Search flights

Chicago O'Hare International

25km from central Chicago
Cheapest
from RM1,518
Search flights

Chicago Dupage County

51km from central Chicago
Search flights

Chicago Rockford

126km from central Chicago
Search flights

Bilbao to Chicago: Flight information

The things to know before you go.
Cheapest flight foundRM1,518
Cheapest month to flySeptember

Finding cheap flights from Bilbao to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Bilbao to Chicago is RM2,079. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Bilbao to Chicago. But we found flights with one or more stops from RM2,079.
As of June 2026, there are no flights flying from Bilbao to Chicago.
The cheapest month to fly from Bilbao to Chicago is usually September.
If you're flying from Bilbao Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from RM2,079.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bilbao Airport to Chicago on Tuesday, 1 September 2026.
No airlines currently offer direct flights between Bilbao Airport and Chicago. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 19°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, British Airways offers the cheapest flight tickets to Chicago.

Flying from Bilbao Airport (BIO) to Chicago: what you need to know

  • The timezone in Chicago is UTC-6. The city is seven hours behind Bilbao, where Bilbao Airport is located.

  • Give yourself enough time to make your BIO to Chicago flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak time like May? School holidays and other popular seasons can mean longer queues and delays at check-in and security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • We make it a breeze to book plane tickets from BIO to Chicago with a stopover. To see all the options, uncheck 'Direct flights only.' Then, select a flight with a stop long enough to tour your chosen city. Major stopovers include:

    • Paris Charles de Gaulle Airport (CDG)

    • Adolfo Suarez Madrid-Barajas Airport (MAD)

    • Barcelona-El Prat Airport (BCN)

  • The journey from central Bilbao to BIO takes around 30 minutes on public transport. If you drive, ride-share or grab a taxi, you'll cover the 5 kilometres in 15 minutes or so, depending on traffic.

  • Looking for a hotel close to BIO? If you've booked an early flight from Bilbao Airport to Chicago, these accommodation options will put you moments from your departure lounge:

  • Bilbao Airport gets top marks for its on-time performance. 85% of flights that depart BIO arrive at their destination on time.

How to find the cheapest flights from Bilbao Airport (BIO) to Chicago

  • RM1,518 is currently the best price for a one-way Bilbao Airport to Chicago flight. A return plane ticket starts at RM2,079. These prices can change based on demand and availability.

  • Booking in advance is often the key to locking in a cheap flight from BIO to Chicago. Fares tend to rise as demand increases, so the nearer you get to departure, the more you'll likely spend.

  • Finding cheap tickets from Bilbao Airport to Chicago is easier if you can be flexible with your dates. Try using the 'Whole month' search function to get the lowest fares across every month and walk away with an incredible deal.

  • Spend less time searching for cheap flights from BIO to Chicago by creating a Price Alert. You'll receive an email or push notification on the app when a new low fare is offered.

  • Pick your preferred departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Bilbao Airport to Chicago by 'Best,' 'Fastest' or 'Cheapest.'

Airports in Chicago

Chicago O'Hare International Airport (ORD)

  • Chicago O'Hare International Airport (ORD) is around 27 kilometres from central Chicago. If you're getting a taxi or a ride-share, the drive takes about 30 minutes.

  • If you're using public transport, expect a journey time of about 45 minutes.

  • If you're arriving on a late flight from Bilbao Airport to Chicago, few things beat the convenience of staying close to the terminal. Collect your bags from the carousel and then be showered and sleeping not long after at one of these accommodation options near ORD:

  • To get the lowest price, reserve your vehicle from Chicago O'Hare International Airport around four weeks in advance of your flight from BIO to Chicago.

  • ORD is located at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • Chicago Midway International Airport (MDW) is roughly 16 kilometres from central Chicago. After your flight from Bilbao Airport to Chicago, it'll take you around 25 minutes to reach the heart of the city in a taxi or ride-share.

  • The trip will take about 30 minutes on public transport.

  • Following your BIO to Chicago flight, kick back at a hotel close to MDW. These are some comfortable accommodation options that'll help you get into relaxation mode:

  • Avoid paying extra. Reserving your ride four weeks before your arrival at MDW will help you stay within budget.

  • You can find Chicago Midway International Airport at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • Chicago Rockford International Airport (RFD) is around 145 kilometres from the centre of Chicago. It takes about 1 hour 40 minutes to reach the city centre by ride-share or taxi once you've stepped off your flight from Bilbao Airport to Chicago.

  • If you travel by public transport, expect a journey of about 2 hours.

  • Stay at a hotel close to RFD and go from the plane to your bed in a flash. Whether you're coming in on a late BIO to Chicago flight or just want a hassle-free arrival, these stays bring comfort closer to you:

  • If you're hoping for a particular model or make, booking early increases your chances of getting your first choice. Book your ride from RFD a few weeks ahead of your flight from Bilbao Airport to Chicago.

  • Chicago Rockford International Airport is located at 2 Airport Cir.

Best time to go to Chicago

  • It's time to pick your trip dates for your flight from Bilbao Airport to Chicago. July is the busiest month to visit Chicago. If you want a quieter atmosphere, go in January.

  • The warmest month in Chicago is July, with temperatures ranging between 16ºC (61ºF) and 28ºC (82ºF). Book your Bilbao Airport to Chicago plane ticket then if you enjoy this type of weather.

  • If you want to travel in cooler conditions, look for a cheap ticket from BIO to Chicago in January when temperatures average between -12ºC (10ºF) and 3ºC (37ºF).

More about Chicago

Explore more of the United States

  • Columbus is just one of the many places in the United States waiting to be discovered after you've seen Chicago. Around 451 kilometres away to the southeast, check out popular attractions including Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theatre.

  • Indianapolis is another essential stop in the United States and is around 257 kilometres southeast of Chicago. No trip is complete without experiencing Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis.

Plan the rest of your trip from Bilbao to Chicago

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.