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

The number of flights available between Lisbon and Illinois is 4 per week as of June 2026. The most frequent departure day is Fri, with 50% of weekly flights leaving on this day.

What is the cheapest airline that flies from Lisbon Humberto Delgado to Illinois?

Finnair, British Airways, and Turkish Airlines are the most popular carriers operating from Lisbon Humberto Delgado to Illinois

When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Illinois?

Prices for flights from Lisbon Humberto Delgado Airport to Illinois are updated daily.

How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Illinois?

As of June 2026, there is 1 operator available to choose from for flights from Lisbon Humberto Delgado Airport to Illinois.

How old do you have to be to fly from Lisbon Humberto Delgado Airport to Illinois?

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 Lisbon Humberto Delgado Airport to Illinois.

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

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$358 Cheap Flights from Lisbon to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Lisbon to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:55 pm - 4:45 pm

LIS

ORD

29h 50m

1 stop

7:15 pm - 4:05 pm

ORD

LIS

14h 50m

1 stop

$593Scandinavian Airlines

Sun, Nov 1 - Fri, Nov 6

11:20 am - 2:55 pm

LIS

ORD

33h 35m

1 stop

10:45 am - 8:10 am

ORD

LIS

15h 25m

1 stop

$603United Airlines

Sat, Dec 5 - Mon, Dec 7

11:20 am - 2:55 pm

LIS

ORD

33h 35m

1 stop

10:45 am - 8:10 am

ORD

LIS

15h 25m

1 stop

$604United Airlines

Sat, Dec 5 - Mon, Dec 7

5:00 am - 6:33 pm

LIS

MDW

19h 33m

2 stops

6:51 pm - 6:45 pm

MDW

LIS

17h 54m

2 stops

$883Delta

Wed, Sep 16 - Sun, Sep 20

5:35 am - 6:33 pm

LIS

MDW

18h 58m

2 stops

6:45 pm - 6:45 pm

MDW

LIS

18h 00m

2 stops

$890Delta

Thu, Sep 24 - Thu, Oct 8

6:15 am - 9:40 am

LIS

MDW

33h 25m

2 stops

10:20 am - 9:35 am

MDW

LIS

17h 15m

1 stop

$907Multiple Airlines

Mon, Aug 3 - Sat, Aug 15

9:25 am - 9:40 am

LIS

MDW

54h 15m

2 stops

3:20 pm - 11:20 am

MDW

LIS

14h 00m

1 stop

$920Multiple Airlines

Thu, Jul 9 - Fri, Jul 24

5:00 am - 5:24 pm

LIS

STL

18h 24m

2 stops

5:36 pm - 2:35 pm

STL

LIS

14h 59m

2 stops

$1,107KLM

Tue, Jul 7 - Tue, Jul 14

6:35 am - 9:09 am

LIS

STL

32h 34m

2 stops

11:15 am - 9:05 am

STL

LIS

15h 50m

1 stop

$1,113Iberia

Tue, Jul 7 - Wed, Jul 15

6:35 am - 12:16 am

LIS

STL

23h 41m

2 stops

9:39 am - 11:50 am

STL

LIS

20h 11m

2 stops

$1,116Iberia

Tue, Jul 7 - Wed, Jul 15

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Lufthansa flights from Lisbon to Illinois

Our best Lufthansa deals on Lisbon to Illinois flight tickets

Lufthansa

Jun 21

LIS12:20 pmLisbon Humberto Delgado

25h 07m

1 stop

ORD7:27 amChicago O'Hare Intl

Jun 23

ORD6:00 amChicago O'Hare Intl

20h 20m

1 stop

LIS8:20 amLisbon Humberto Delgado

$992

Lufthansa

Jul 19

LIS4:30 pmLisbon Humberto Delgado

26h 55m

1 stop

STL1:25 pmLambert-St Louis

Jul 24

STL3:30 pmLambert-St Louis

18h 00m

1 stop

LIS3:30 pmLisbon Humberto Delgado

$1,427

Lufthansa

Jul 19

LIS4:30 pmLisbon Humberto Delgado

26h 55m

1 stop

STL1:25 pmLambert-St Louis

Jul 24

STL3:30 pmLambert-St Louis

18h 00m

1 stop

LIS3:30 pmLisbon Humberto Delgado

$1,429

LOT flights from Lisbon to Illinois

Our best LOT deals on Lisbon to Illinois flight tickets

LOT

Jun 15

LIS11:50 amLisbon Humberto Delgado

33h 20m

1 stop

ORD3:10 pmChicago O'Hare Intl

Jun 23

ORD9:50 pmChicago O'Hare Intl

35h 05m

1 stop

LIS2:55 pmLisbon Humberto Delgado

$3,581

LOT

Jun 21

LIS1:05 pmLisbon Humberto Delgado

32h 05m

2 stops

ORD3:10 pmChicago O'Hare Intl

Jun 23

ORD9:50 pmChicago O'Hare Intl

35h 05m

1 stop

LIS2:55 pmLisbon Humberto Delgado

$3,710

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 11/1

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Fri 11/6

7:15 pm-4:05 pm

1 stop14h 50m

$593

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 12/5

11:20 am-2:55 pm

1 stop33h 35m

Chicago O'Hare Intl

Mon 12/7

10:45 am-8:10 am

1 stop15h 25m

$603

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sat 12/5

11:20 am-2:55 pm

1 stop33h 35m

Chicago O'Hare Intl

Mon 12/7

10:45 am-8:10 am

1 stop15h 25m

$604

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Wed 9/16

5:00 am-6:33 pm

2 stops19h 33m

Chicago Midway

Sun 9/20

6:51 pm-6:45 pm

2 stops17h 54m

$883

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 9/24

5:35 am-6:33 pm

2 stops18h 58m

Chicago Midway

Thu 10/8

6:45 pm-6:45 pm

2 stops18h 00m

$890

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Mon 8/3

6:15 am-9:40 am

2 stops33h 25m

Chicago Midway

Sat 8/15

10:20 am-9:35 am

1 stop17h 15m

$907

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 7/9

9:25 am-9:40 am

2 stops54h 15m

Chicago Midway

Fri 7/24

3:20 pm-11:20 am

1 stop14h 00m

$920

Quickest round-trip

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

5:00 am-5:24 pm

2 stops18h 24m

Lambert-St Louis

Tue 7/14

5:36 pm-2:35 pm

2 stops14h 59m

$1,107

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

6:35 am-9:09 am

2 stops32h 34m

Lambert-St Louis

Wed 7/15

11:15 am-9:05 am

1 stop15h 50m

$1,113

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

6:35 am-12:16 am

2 stops23h 41m

Lambert-St Louis

Wed 7/15

9:39 am-11:50 am

2 stops20h 11m

$1,116

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Lisbon to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Lisbon is in November. Flight prices, which tend to average around $424, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $467.

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

The cheapest day to depart from Lisbon to Illinois is on a Thursday when prices can be found for as low as $748. Flights from Lisbon to Illinois on a Friday will generally be more expensive and average around $1,205. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Lisbon to Illinois during this time can be as low as $1,056. Flights at noon are often more expensive with an average ticket price of $1,111.

What is the cheapest Lisbon Humberto Delgado to Illinois flight route?

Fly from Lisbon Humberto Delgado to Chicago O'Hare Intl for the best Lisbon Humberto Delgado - Illinois flight prices

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

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

Cheap Lisbon to Illinois flight deals and tips

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

Fastest flight time	9h 20m
Direct flights	Mon, Thu, Fri, Sat and Sun
Airports in Illinois	98 airports

The fastest flight from Lisbon to Illinois takes 9h 20m

Direct flights go from Lisbon to Illinois on Monday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 98 airports in Illinois. From Lisbon there are direct flights to Chicago O'Hare Intl (ORD).

Search flight deals

Frequently asked questions about flying from Lisbon to Illinois

When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Illinois?
Prices for flights from Lisbon Humberto Delgado Airport to Illinois are updated daily.
How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Illinois?
As of June 2026, there is 1 operator available to choose from for flights from Lisbon Humberto Delgado Airport to Illinois.
How old do you have to be to fly from Lisbon Humberto Delgado Airport to Illinois?
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 Lisbon Humberto Delgado Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Lisbon to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Lisbon to Illinois is Airbus A330-900neo, representing 48.15% of all bookings. The subsequent popular models are Airbus A330 at 37.04% and Airbus A330-200 at 14.81%.

Best airlines flying from Lisbon to Illinois

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

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $665	Free Cancellation	Rating 7.2 2,273 reviews		Search TAP AIR PORTUGAL flights

Why use momondo?

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

Finding the right flight to Illinois from Lisbon 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 Illinois quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Illinois from Lisbon with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Lisbon.

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

Price alerts on flights to Illinois from Lisbon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.