Cheap flights from Illinois to Bilbao from $272
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Bilbao departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Bilbao
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Bilbao?
The cheapest day to depart from Illinois to Bilbao is on a Monday. Travelers who choose to depart for Bilbao on a Monday will often find tickets for as low as $930. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,171. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.
What is the cheapest time of day to depart on your flight to Bilbao?
Our most recent data shows that the best time of day to fly to Bilbao is in the morning. Flights from Illinois to Bilbao during this time can be as low as $652. In the evening is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,100 per ticket.
What is the cheapest airline that flies from Illinois to Bilbao?
Aer Lingus, Lufthansa, and Iberia are the most popular carriers operating from Illinois to Bilbao
What airlines fly to Bilbao?
Iberia, United Airlines and Lufthansa are the top three most popular airlines that fly to Bilbao from Illinois according to our data. Iberia is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Bilbao. Keep in mind that there are 4 different airlines that fly to Bilbao on a routine basis, so you have a few additional options to choose from.
Cheap Illinois to Bilbao flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Bilbao
When did momondo last update prices for flights from Illinois to Bilbao Airport?
Prices for flights from Illinois to Bilbao Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Bilbao Airport?
As of June 2025, there are 4 operators available to choose from for flights from Illinois to Bilbao Airport.
How old do you have to be to fly from Illinois to Bilbao Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Bilbao Airport.
What documentation or ID do you need to fly to Bilbao Airport?
The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Illinois to Bilbao
Compare and see reviews for airlines that fly from Illinois to Bilbao with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $567 | Free Cancellation | Rating 7.8 1,365 reviews | |||
| PriceFrom $639 | Free Cancellation | Rating 7.4 8,830 reviews | |||
| PriceFrom $640 | Free Cancellation | Rating 7.0 2,794 reviews | |||
| PriceFrom $646 | Free Cancellation | Rating 6.8 7,182 reviews |
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Why should I use momondo to find a flight deal from Illinois to Bilbao?
Finding the right flight to Bilbao from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bilbao quick and easy, saving you time and money.
Can I find flights from Illinois to Bilbao with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Illinois to Bilbao flights to just show those with flexible booking policies.
How can momondo help me find flights from Illinois to Bilbao?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Bilbao.
I’m not ready to book a flight from Illinois to Bilbao right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Bilbao from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.