What is the cheapest airline that flies from Illinois to Spain?

TAP AIR PORTUGAL, Scandinavian Airlines, and Air Canada are the most popular carriers operating from Illinois to Spain

What airlines fly to Spain?

Iberia, United Airlines and American Airlines are the top three most popular airlines that fly to Spain from Illinois according to our data. Iberia is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 18 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Spain on average per week?

As of December 2025, there are 49 flights per week flying from Illinois to Spain. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

How many flights depart from Illinois to Spain on average per day?

The number of flights available between Illinois and Spain is 7 per day as of December 2025. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

When did momondo last update prices for flights from Illinois to Spain?

Prices for flights from Illinois to Spain were last updated today.

How many operators does momondo search for flights from Illinois to Spain?

The number of operators available for flights from Illinois to Spain is 18 as of December 2025.

How old do you have to be to fly from Illinois to Spain?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents you'll need for your trip to Spain 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 Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$192 Cheap Flights from Illinois to Spain in 2025/26

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Find the cheapest flights from Illinois to Spain

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 pm - 11:10 am

ORD

PMI

32h 50m1 stop

9:55 am - 4:45 pm

PMI

ORD

13h 50m1 stop

$412Scandinavian Airlines

Thu, Jan 22 - Wed, Feb 4

7:20 pm - 9:50 am

ORD

PMI

55h 30m2 stops

9:55 am - 4:45 pm

PMI

ORD

13h 50m1 stop

$416Scandinavian Airlines

Thu, Jan 22 - Wed, Feb 4

11:22 am - 1:00 pm

STL

BCN

18h 38m2 stops

6:50 am - 1:55 pm

BCN

STL

14h 05m1 stop

$433Lufthansa

Wed, Jan 14 - Sun, Jan 25

11:22 am - 12:15 pm

STL

BCN

17h 53m2 stops

11:00 am - 11:59 pm

BCN

STL

19h 59m1 stop

$435Lufthansa

Fri, Jan 23 - Tue, Jan 27

8:25 pm - 2:30 pm

ORD

SVQ

11h 05m1 stop

6:30 am - 2:45 pm

SVQ

ORD

15h 15m1 stop

$442TAP AIR PORTUGAL

Sun, Mar 1 - Sun, Mar 8

8:25 pm - 9:15 am

ORD

SVQ

29h 50m1 stop

10:00 am - 4:00 pm

SVQ

ORD

12h 00m1 stop

$447TAP AIR PORTUGAL

Sun, Mar 1 - Wed, Mar 11

8:30 am - 8:20 am

STL

BCN

16h 50m1 stop

1:35 pm - 9:05 pm

BCN

STL

38h 30m2 stops

$465United Airlines

Sat, Feb 21 - Mon, Mar 2

5:40 pm - 8:50 am

ORD

MAD

8h 10mnonstop

12:00 pm - 2:55 pm

MAD

ORD

9h 55mnonstop

$467Finnair

Mon, Jan 19 - Tue, Jan 27

11:46 am - 8:50 am

STL

BCN

14h 04m1 stop

11:00 am - 10:05 pm

BCN

STL

18h 05m1 stop

$467Finnair

Sat, Feb 21 - Mon, Mar 2

6:40 pm - 9:35 am

STL

BCN

31h 55m2 stops

1:35 pm - 5:44 pm

BCN

STL

35h 09m2 stops

$468United Airlines

Sun, Feb 1 - Tue, Feb 17

Virgin Atlantic flights from Illinois to Spain

Our best Virgin Atlantic deals on Illinois to Spain flight tickets

Virgin Atlantic

Jan 19

MDW12:48 pmChicago Midway

13h 27m

1 stop

MAD9:15 amMadrid Barajas

Jan 27

MAD11:15 amMadrid Barajas

18h 07m

1 stop

MDW10:22 pmChicago Midway

$480

Find similar

Virgin Atlantic

Jan 19

MDW12:48 pmChicago Midway

13h 27m

1 stop

MAD9:15 amMadrid Barajas

Jan 27

MAD11:15 amMadrid Barajas

18h 07m

1 stop

MDW10:22 pmChicago Midway

$488

Find similar

Virgin Atlantic

Dec 25

MDW6:00 amChicago Midway

19h 40m

1 stop

BCN8:40 amBarcelona-El Prat

Jan 21

BCN10:55 amBarcelona-El Prat

18h 27m

1 stop

MDW10:22 pmChicago Midway

$1,563

Find similar

Iberia flights from Illinois to Spain

Our best Iberia deals on Illinois to Spain flight tickets

Iberia

Jan 6

ORD9:54 amChicago O'Hare Intl

22h 06m

2 stops

MAD3:00 pmMadrid Barajas

Mar 4

MAD12:00 pmMadrid Barajas

9h 55m

ORD2:55 pmChicago O'Hare Intl

$510

Find similar

Iberia

Dec 25

ORD5:40 pmChicago O'Hare Intl

16h 30m

1 stop

BCN5:10 pmBarcelona-El Prat

Jan 23

BCN8:50 amBarcelona-El Prat

13h 05m

1 stop

ORD2:55 pmChicago O'Hare Intl

$907

Find similar

Iberia

Dec 25

ORD5:40 pmChicago O'Hare Intl

16h 30m

1 stop

BCN5:10 pmBarcelona-El Prat

Jan 19

BCN9:15 pmBarcelona-El Prat

24h 40m

1 stop

ORD2:55 pmChicago O'Hare Intl

$920

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPalma de Mallorca

ORD - PMI

ORDPMI

Chicago O'Hare Intl

Thu 1/22

7:20 pm-11:10 am

1 stop32h 50m

Palma de Mallorca Son Sant Joan

Wed 2/4

9:55 am-4:45 pm

1 stop13h 50m

$412

ChicagoPalma de Mallorca

ORD - PMI

ORDPMI

Chicago O'Hare Intl

Thu 1/22

7:20 pm-9:50 am

2 stops55h 30m

Palma de Mallorca Son Sant Joan

Wed 2/4

9:55 am-4:45 pm

1 stop13h 50m

$416

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Wed 1/14

11:22 am-1:00 pm

2 stops18h 38m

Barcelona-El Prat

Sun 1/25

6:50 am-1:55 pm

1 stop14h 05m

$433

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Fri 1/23

11:22 am-12:15 pm

2 stops17h 53m

Barcelona-El Prat

Tue 1/27

11:00 am-11:59 pm

1 stop19h 59m

$435

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Sun 3/1

8:25 pm-2:30 pm

1 stop11h 05m

Sevilla

Sun 3/8

6:30 am-2:45 pm

1 stop15h 15m

$442

ChicagoSeville

ORD - SVQ

ORDSVQ

Chicago O'Hare Intl

Sun 3/1

8:25 pm-9:15 am

1 stop29h 50m

Sevilla

Wed 3/11

10:00 am-4:00 pm

1 stop12h 00m

$447

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sat 2/21

8:30 am-8:20 am

1 stop16h 50m

Barcelona-El Prat

Mon 3/2

1:35 pm-9:05 pm

2 stops38h 30m

$465

ChicagoMadrid

ORD - MAD

ORDMAD

Chicago O'Hare Intl

Mon 1/19

5:40 pm-8:50 am

Nonstop8h 10m

Madrid Barajas

Tue 1/27

12:00 pm-2:55 pm

Nonstop9h 55m

$467

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sat 2/21

11:46 am-8:50 am

1 stop14h 04m

Barcelona-El Prat

Mon 3/2

11:00 am-10:05 pm

1 stop18h 05m

$467

St. LouisBarcelona

STL - BCN

STLBCN

Lambert-St Louis

Sun 2/1

6:40 pm-9:35 am

2 stops31h 55m

Barcelona-El Prat

Tue 2/17

1:35 pm-5:44 pm

2 stops35h 09m

$468

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Illinois to Spain

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

Prices

Airlines

Other information

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until November to fly from Illinois, when ticket prices are also cheap, with an average price of $542.

What is the cheapest day to depart on your flight to Spain?

The cheapest day to depart from Illinois to Spain is on a Sunday when prices can be found for as low as $762. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Spain for around $983.

What is the cheapest time of day to depart on your flight to Spain?

Flying to Spain from Illinois in the morning is the least expensive time of day to depart. momondo users have found prices as low as $783 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Spain is in the evening when prices are around $913.

What is the cheapest Illinois to Spain flight route?

Fly from Chicago O'Hare Intl to Madrid Barajas for the best Illinois - Spain flight prices

How far in advance should I book a flight to Spain?

You are more likely to see cheaper flights to Spain from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $747 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from Illinois for as low as $611 on momondo.

What cabin class options are available on Illinois to Spain flights?

There are 3 cabin classes available to choose from on Illinois to Spain flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Spain flights?

You could potentially save up to 8% on your flight if you consider stops on a Illinois to Spain flight.

Cheap Illinois to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Spain

Best Price Found	$459
Fastest flight time	8h 05m
Direct flights	Every day
Airports in Spain	239 airports

The best one-way flight to Spain from Illinois in the past 72 hours is $459. The best round-trip flight deal from Illinois to Spain found on momondo in the last 72 hours is $603.

The fastest flight from Illinois to Spain takes 8h 05m

Direct flights go from Illinois to Spain every day.

There are 239 airports in Spain. From Illinois there are direct flights to Madrid Barajas (MAD).

Search flight deals

When did momondo last update prices for flights from Illinois to Spain?
Prices for flights from Illinois to Spain were last updated today.
How many operators does momondo search for flights from Illinois to Spain?
The number of operators available for flights from Illinois to Spain is 18 as of December 2025.
How old do you have to be to fly from Illinois to Spain?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain 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 Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Spain?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Spain is Airbus A330-300 (35.86% of total bookings). The next most popular plane models are Airbus A330 (22.70%), Boeing 787-8 Dreamliner (19.92%), and Boeing 787 Dreamliner (18.74%).

Best airlines flying from Illinois to Spain

Compare and see reviews for airlines that fly from Illinois to Spain with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $120	Free Cancellation	Rating 7.2 2,894 reviews	Search JetBlue flights
TAP AIR PORTUGAL	PriceFrom $288	Free Cancellation	Rating 7.2 2,090 reviews	Search TAP AIR PORTUGAL flights
Finnair	PriceFrom $354	Free Cancellation	Rating 7.6 1,337 reviews	Search Finnair flights
Icelandair	PriceFrom $365	Free Cancellation	Rating 7.0 590 reviews	Search Icelandair flights
Air Canada	PriceFrom $366	Free Cancellation	Rating 7.1 10,527 reviews	Search Air Canada flights
Scandinavian Airlines	PriceFrom $373	Free Cancellation	Rating 7.4 1,606 reviews	Search Scandinavian Airlines flights
Air France	PriceFrom $401	Free Cancellation	Rating 7.4 1,506 reviews	Search Air France flights
British Airways	PriceFrom $433	Free Cancellation	Rating 6.7 7,580 reviews	Search British Airways flights
United Airlines	PriceFrom $437	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Iberia	PriceFrom $459	Free Cancellation	Rating 7.0 3,052 reviews	Search Iberia flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Spain?

It is quick and easy to find Illinois to Spain flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Spain that suits you.

Can I find flights from Illinois to Spain with flexible booking policies on momondo?

Flights from Illinois to Spain with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Spain?

Once you have performed a search for Illinois to Spain flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Spain right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Spain now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Spain and let you know when they change.

An easier way to manage your Spain trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Spain

Popular cities in Spain

Flights to Barcelonafrom $288

Flights to Madridfrom $319

Flights to Málagafrom $346

Flights to Palma de Mallorcafrom $372

Flights to Alicantefrom $346

Flights to Valenciafrom $343

Flights to Ibizafrom $376

Flights to Sevillefrom $344

Flights to Las Palmas de Gran Canariafrom $385

Flights to Santa Cruz de Tenerifefrom $393

Flights to Bilbaofrom $346

Flights to Arrecifefrom $506

Cheap flights from Illinois to Spain from $192

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 Spain departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Illinois to Spain

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Virgin Atlantic flights from Illinois to Spain

Our best Virgin Atlantic deals on Illinois to Spain flight tickets

Iberia flights from Illinois to Spain

Our best Iberia deals on Illinois to Spain flight tickets

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Use the filters below to find and compare flights from Illinois to Spain that are best for you.

See travel insights to Spain from

How to get the cheapest flight ticket from Illinois to Spain

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in January, then you should wait until November to fly from Illinois, when ticket prices are also cheap, with an average price of $542.

What is the cheapest day to depart on your flight to Spain?

The cheapest day to depart from Illinois to Spain is on a Sunday when prices can be found for as low as $762. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Spain for around $983.

What is the cheapest time of day to depart on your flight to Spain?

Flying to Spain from Illinois in the morning is the least expensive time of day to depart. momondo users have found prices as low as $783 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Spain is in the evening when prices are around $913.

What is the cheapest Illinois to Spain flight route?

Fly from Chicago O'Hare Intl to Madrid Barajas for the best Illinois - Spain flight prices

How far in advance should I book a flight to Spain?

What cabin class options are available on Illinois to Spain flights?

There are 3 cabin classes available to choose from on Illinois to Spain flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Spain flights?

You could potentially save up to 8% on your flight if you consider stops on a Illinois to Spain flight.

What is the cheapest airline that flies from Illinois to Spain?

TAP AIR PORTUGAL, Scandinavian Airlines, and Air Canada are the most popular carriers operating from Illinois to Spain

What airlines fly to Spain?

How many flights depart from Illinois to Spain on average per day?

The number of flights available between Illinois and Spain is 7 per day as of December 2025. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

How many flights depart from Illinois to Spain on average per week?

As of December 2025, there are 49 flights per week flying from Illinois to Spain. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Cheap Illinois to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Spain

Best Price Found

Fastest flight time

Direct flights

Airports in Spain

When did momondo last update prices for flights from Illinois to Spain?

How many operators does momondo search for flights from Illinois to Spain?

How old do you have to be to fly from Illinois to Spain?

What documentation or ID do you need to fly to Spain?

What is the most popular plane model from Illinois to Spain?

Best airlines flying from Illinois to Spain

Compare and see reviews for airlines that fly from Illinois to Spain with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Spain?

Can I find flights from Illinois to Spain with flexible booking policies on momondo?

How can momondo help me find flights from Illinois to Spain?

I’m not ready to book a flight from Illinois to Spain right now. Can momondo alert me if prices change?

An easier way to manage your Spain trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Spain

Popular cities in Spain

Popular flights according to clicks in the last 7 days on momondo