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Cheap flights from Lisbon to Illinois from $296

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Illinois departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Lisbon to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
6:00 pm - 4:45 pm
LIS
-
ORD
28h 45m
1 stop
Scandinavian Airlines Logo
8:20 pm - 4:30 pm
ORD
-
LIS
15h 10m
1 stop
$476Scandinavian Airlines
Sun, Mar 1 - Sun, Mar 8
British Airways Logo
7:20 am - 6:15 pm
LIS
-
ORD
16h 55m
1 stop
British Airways Logo
7:05 pm - 4:25 pm
ORD
-
LIS
15h 20m
1 stop
$519British Airways
Wed, Apr 8 - Sun, Apr 12
Scandinavian Airlines Logo
4:55 pm - 4:45 pm
LIS
-
ORD
29h 50m
1 stop
Scandinavian Airlines Logo
8:20 pm - 8:55 am
ORD
-
LIS
31h 35m
1 stop
$535Scandinavian Airlines
Wed, Mar 4 - Wed, Mar 11
Multiple Airlines Logo
6:35 am - 2:15 pm
LIS
-
ORD
13h 40m
1 stop
Multiple Airlines Logo
9:00 pm - 8:45 pm
ORD
-
LIS
17h 45m
1 stop
$544Multiple Airlines
Wed, Apr 22 - Tue, May 12
Multiple Airlines Logo
6:35 am - 2:15 pm
LIS
-
ORD
13h 40m
1 stop
Multiple Airlines Logo
9:00 pm - 11:00 pm
ORD
-
LIS
20h 00m
2 stops
$557Multiple Airlines
Wed, Apr 22 - Mon, May 11
American Airlines Logo
6:30 am - 11:41 am
LIS
-
STL
35h 11m
2 stops
American Airlines Logo
11:05 am - 5:45 pm
STL
-
LIS
24h 40m
2 stops
$718American Airlines
Wed, Feb 4 - Sun, Feb 8
American Airlines Logo
6:30 am - 10:44 pm
LIS
-
STL
22h 14m
2 stops
American Airlines Logo
6:00 am - 5:45 pm
STL
-
LIS
29h 45m
2 stops
$720American Airlines
Wed, Feb 4 - Sun, Feb 8
Delta Logo
5:00 am - 5:37 pm
LIS
-
MDW
18h 37m
2 stops
Delta Logo
6:34 pm - 5:30 pm
MDW
-
LIS
17h 56m
2 stops
$735Delta
Sun, Mar 1 - Sun, Mar 8
Delta Logo
5:00 am - 5:55 pm
LIS
-
MDW
18h 55m
2 stops
Delta Logo
6:35 pm - 3:10 pm
MDW
-
LIS
14h 35m
2 stops
$739Delta
Fri, Feb 6 - Tue, Feb 10
United Airlines Logo
5:00 am - 10:59 pm
LIS
-
STL
23h 59m
2 stops
United Airlines Logo
6:00 am - 8:10 am
STL
-
LIS
21h 10m
2 stops
$871United Airlines
Thu, Mar 5 - Thu, Mar 12

Scandinavian Airlines flights from Lisbon to Illinois

Our best Scandinavian Airlines deals on Lisbon to Illinois flight tickets
Scandinavian Airlines
Mar 1
LIS6:00 pmLisbon Humberto Delgado
28h 45m
1 stop
ORD4:45 pmChicago O'Hare Intl
Mar 8
ORD8:20 pmChicago O'Hare Intl
15h 10m
1 stop
LIS4:30 pmLisbon Humberto Delgado
$476
Scandinavian Airlines
Mar 4
LIS4:55 pmLisbon Humberto Delgado
29h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Mar 11
ORD8:20 pmChicago O'Hare Intl
31h 35m
1 stop
LIS8:55 amLisbon Humberto Delgado
$535
Scandinavian Airlines
Mar 4
LIS4:55 pmLisbon Humberto Delgado
29h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Mar 11
ORD8:20 pmChicago O'Hare Intl
44h 30m
2 stops
LIS9:50 pmLisbon Humberto Delgado
$542

British Airways flights from Lisbon to Illinois

Our best British Airways deals on Lisbon to Illinois flight tickets
British Airways
Apr 8
LIS7:20 amLisbon Humberto Delgado
16h 55m
1 stop
ORD6:15 pmChicago O'Hare Intl
Apr 12
ORD7:05 pmChicago O'Hare Intl
15h 20m
1 stop
LIS4:25 pmLisbon Humberto Delgado
$519
British Airways
Feb 9
LIS11:05 amLisbon Humberto Delgado
33h 05m
1 stop
ORD2:10 pmChicago O'Hare Intl
Feb 22
ORD9:45 pmChicago O'Hare Intl
14h 00m
1 stop
LIS5:45 pmLisbon Humberto Delgado
$569
British Airways
Apr 21
LIS11:05 amLisbon Humberto Delgado
14h 20m
1 stop
ORD7:25 pmChicago O'Hare Intl
May 9
ORD10:07 amChicago O'Hare Intl
17h 58m
2 stops
LIS10:05 amLisbon Humberto Delgado
$577

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Lisbon to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Sun 3/1

6:00 pm-4:45 pm

1 stop28h 45m

Chicago O'Hare Intl

Sun 3/8

8:20 pm-4:30 pm

1 stop15h 10m

$476

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 4/8

7:20 am-6:15 pm

1 stop16h 55m

Chicago O'Hare Intl

Sun 4/12

7:05 pm-4:25 pm

1 stop15h 20m

$519

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 3/4

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Wed 3/11

8:20 pm-8:55 am

1 stop31h 35m

$535

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 4/22

6:35 am-2:15 pm

1 stop13h 40m

Chicago O'Hare Intl

Tue 5/12

9:00 pm-8:45 pm

1 stop17h 45m

$544

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 4/22

6:35 am-2:15 pm

1 stop13h 40m

Chicago O'Hare Intl

Mon 5/11

9:00 pm-11:00 pm

2 stops20h 00m

$557

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 2/4

6:30 am-11:41 am

2 stops35h 11m

Lambert-St Louis

Sun 2/8

11:05 am-5:45 pm

2 stops24h 40m

$718

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 2/4

6:30 am-10:44 pm

2 stops22h 14m

Lambert-St Louis

Sun 2/8

6:00 am-5:45 pm

2 stops29h 45m

$720

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Sun 3/1

5:00 am-5:37 pm

2 stops18h 37m

Chicago Midway

Sun 3/8

6:34 pm-5:30 pm

2 stops17h 56m

$735

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Fri 2/6

5:00 am-5:55 pm

2 stops18h 55m

Chicago Midway

Tue 2/10

6:35 pm-3:10 pm

2 stops14h 35m

$739

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 3/5

5:00 am-10:59 pm

2 stops23h 59m

Lambert-St Louis

Thu 3/12

6:00 am-8:10 am

2 stops21h 10m

$871

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Lisbon is in February. Flight prices, which tend to average around $605, 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 February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $710.

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 $884. 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 at noon. Flights from Lisbon to Illinois during this time can be as low as $932. Flights in the morning are often more expensive with an average ticket price of $1,083.

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 Humberto Delgado to Illinois flights?

There are 3 cabin classes available to choose from on Lisbon Humberto Delgado to Illinois 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 Lisbon to Illinois flights?

You could potentially save up to 16% on your flight if you consider stops on a Lisbon to Illinois flight.

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

  • 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?

  • 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?

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
DeltaPriceFrom $650Free CancellationRating
7.9
8,086 reviews
Search Delta flights
KLMPriceFrom $653Free CancellationRating
7.7
1,442 reviews
Search KLM flights
TAP AIR PORTUGALPriceFrom $665Free CancellationRating
7.1
2,123 reviews
Search TAP AIR PORTUGAL flights
Aer LingusPriceFrom $669Free CancellationRating
7.2
1,437 reviews
Search Aer Lingus flights
United AirlinesPriceFrom $760Free CancellationRating
7.4
9,189 reviews
Search United Airlines 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.

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