Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Lisbon to Illinois from $308

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 12/10. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Lisbon to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
4:55 pm - 4:45 pmLIS-ORD
29h 50m1 stop
Scandinavian Airlines Logo
7:20 pm - 4:05 pmORD-LIS
14h 45m1 stop
$474Scandinavian Airlines
Find Deal
Wed, Nov 26 - Sun, Nov 30
Scandinavian Airlines Logo
4:55 pm - 4:45 pmLIS-ORD
29h 50m1 stop
Scandinavian Airlines Logo
7:10 pm - 5:20 pmORD-LIS
16h 10m1 stop
$488Scandinavian Airlines
Find Deal
Wed, Dec 17 - Sun, Feb 1
Aer Lingus Logo
10:50 am - 5:55 pmLIS-ORD
13h 05m1 stop
Aer Lingus Logo
3:50 pm - 10:10 amORD-LIS
12h 20m1 stop
$572Aer Lingus
Find Deal
Thu, Dec 11 - Mon, Dec 15
Aer Lingus Logo
10:50 am - 7:15 pmLIS-ORD
14h 25m1 stop
Aer Lingus Logo
4:50 pm - 10:10 amORD-LIS
12h 20m1 stop
$574Aer Lingus
Find Deal
Thu, Feb 26 - Mon, Mar 9
KLM Logo
5:00 am - 6:14 pmLIS-MDW
19h 14m2 stops
KLM Logo
12:50 pm - 8:00 amMDW-LIS
13h 10m2 stops
$811KLM
Find Deal
Fri, Nov 21 - Fri, Dec 5
KLM Logo
5:00 am - 4:14 pmLIS-MDW
17h 14m2 stops
KLM Logo
1:05 pm - 8:00 amMDW-LIS
12h 55m2 stops
$833KLM
Find Deal
Thu, Nov 6 - Wed, Nov 12
American Airlines Logo
10:55 am - 8:21 pmLIS-STL
15h 26m1 stop
American Airlines Logo
4:49 pm - 2:55 pmSTL-LIS
16h 06m2 stops
$847American Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
American Airlines Logo
10:55 am - 8:21 pmLIS-STL
15h 26m1 stop
American Airlines Logo
3:22 pm - 2:55 pmSTL-LIS
17h 33m2 stops
$849American Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
United Airlines Logo
5:00 am - 7:39 pmLIS-STL
20h 39m2 stops
United Airlines Logo
3:19 pm - 10:15 amSTL-LIS
12h 56m2 stops
$857United Airlines
Find Deal
Mon, Nov 24 - Fri, Dec 5
United Airlines Logo
5:00 am - 1:55 pmLIS-STL
14h 55m1 stop
United Airlines Logo
4:05 pm - 9:20 amSTL-LIS
11h 15m1 stop
$858United Airlines
Find Deal
Sun, Nov 23 - Mon, Dec 1

Scandinavian Airlines flights from Lisbon to Illinois

Our best Scandinavian Airlines deals on Lisbon to Illinois flight tickets
Scandinavian Airlines
Nov 26
LIS4:55 pmLisbon Humberto Delgado
29h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Nov 30
ORD7:20 pmChicago O'Hare Intl
14h 45m
1 stop
LIS4:05 pmLisbon Humberto Delgado
$474
Find similar
Scandinavian Airlines
Dec 17
LIS4:55 pmLisbon Humberto Delgado
29h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Feb 1
ORD7:10 pmChicago O'Hare Intl
16h 10m
1 stop
LIS5:20 pmLisbon Humberto Delgado
$488
Find similar
Scandinavian Airlines
Nov 19
LIS4:55 pmLisbon Humberto Delgado
29h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Nov 29
ORD7:20 pmChicago O'Hare Intl
13h 45m
1 stop
LIS3:05 pmLisbon Humberto Delgado
$499
Find similar

Aer Lingus flights from Lisbon to Illinois

Our best Aer Lingus deals on Lisbon to Illinois flight tickets
Aer Lingus
Dec 11
LIS10:50 amLisbon Humberto Delgado
13h 05m
1 stop
ORD5:55 pmChicago O'Hare Intl
Dec 15
ORD3:50 pmChicago O'Hare Intl
12h 20m
1 stop
LIS10:10 amLisbon Humberto Delgado
$572
Find similar
Aer Lingus
Feb 26
LIS10:50 amLisbon Humberto Delgado
14h 25m
1 stop
ORD7:15 pmChicago O'Hare Intl
Mar 9
ORD4:50 pmChicago O'Hare Intl
12h 20m
1 stop
LIS10:10 amLisbon Humberto Delgado
$574
Find similar
Aer Lingus
Dec 5
LIS10:50 amLisbon Humberto Delgado
13h 05m
1 stop
ORD5:55 pmChicago O'Hare Intl
Dec 10
ORD3:50 pmChicago O'Hare Intl
12h 20m
1 stop
LIS10:10 amLisbon Humberto Delgado
$583
Find similar

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 October 19, 2025.
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

Wed 11/26

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sun 11/30

7:20 pm-4:05 pm

1 stop14h 45m

$474

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 12/17

4:55 pm-4:45 pm

1 stop29h 50m

Chicago O'Hare Intl

Sun 2/1

7:10 pm-5:20 pm

1 stop16h 10m

$488

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Thu 12/11

10:50 am-5:55 pm

1 stop13h 05m

Chicago O'Hare Intl

Mon 12/15

3:50 pm-10:10 am

1 stop12h 20m

$572

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Thu 2/26

10:50 am-7:15 pm

1 stop14h 25m

Chicago O'Hare Intl

Mon 3/9

4:50 pm-10:10 am

1 stop12h 20m

$574

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Fri 11/21

5:00 am-6:14 pm

2 stops19h 14m

Chicago Midway

Fri 12/5

12:50 pm-8:00 am

2 stops13h 10m

$811

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 11/6

5:00 am-4:14 pm

2 stops17h 14m

Chicago Midway

Wed 11/12

1:05 pm-8:00 am

2 stops12h 55m

$833

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 12/4

10:55 am-8:21 pm

1 stop15h 26m

Lambert-St Louis

Mon 12/8

4:49 pm-2:55 pm

2 stops16h 06m

$847

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 12/4

10:55 am-8:21 pm

1 stop15h 26m

Lambert-St Louis

Mon 12/8

3:22 pm-2:55 pm

2 stops17h 33m

$849

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 11/24

5:00 am-7:39 pm

2 stops20h 39m

Lambert-St Louis

Fri 12/5

3:19 pm-10:15 am

2 stops12h 56m

$857

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sun 11/23

5:00 am-1:55 pm

1 stop14h 55m

Lambert-St Louis

Mon 12/1

4:05 pm-9:20 am

1 stop11h 15m

$858

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $643, 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 $748. Flights from Lisbon to Illinois on a Friday will generally be more expensive and average around $1,209. 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 evening. Flights from Lisbon to Illinois during this time can be as low as $622. Flights in the morning are often more expensive with an average ticket price of $1,209.

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 23% 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 15m

Direct flights

Mon, Thu, Sat and Sun

Airports in Illinois

1 airport
The fastest flight from Lisbon to Illinois takes 9h 15m
Direct flights go from Lisbon to Illinois on Monday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Illinois: 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
Aer LingusPriceFrom $579Free CancellationRating
7.2
1,348 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $580Free CancellationRating
7.1
2,022 reviews
Search TAP AIR PORTUGAL flights
DeltaPriceFrom $650Free CancellationRating
7.9
7,978 reviews
Search Delta flights
KLMPriceFrom $653Free CancellationRating
7.7
1,404 reviews
Search KLM flights
United AirlinesPriceFrom $733Free CancellationRating
7.4
8,993 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.

An easier way to manage your Illinois 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 11/18
Tue 11/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $49
Flights to Los Angelesfrom $39
Flights to Miamifrom $49
Flights to Chicagofrom $49
Flights to Orlandofrom $54
Flights to Las Vegasfrom $38
Flights to San Franciscofrom $39
Flights to Washington, D.C.from $48
Flights to Bostonfrom $60
Flights to Atlantafrom $44
Flights to Dallasfrom $49
Flights to Seattlefrom $54