Which layover airport offers the lowest fares from Chicago to Lisbon?

Flights via Washington, D.C. (IAD) offer the lowest average round-trip price of $510.

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

TAP AIR PORTUGAL is the most popular carrier operating from Chicago to Lisbon Humberto Delgado

Which layover airport has the shortest travel time from Chicago to Lisbon?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 54m.

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

As of August 2025, there are 1 flights per week flying from Chicago to Lisbon. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

Which airport is the most popular layover for flights between Chicago and Lisbon?

Toronto (YYZ) was the most common stop: 18% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Chicago to Lisbon?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 19m.

What airlines fly to Lisbon?

TAP AIR PORTUGAL, United Airlines and British Airways are the top three most popular airlines that fly to Lisbon from Chicago according to our data. TAP AIR PORTUGAL is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 18 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Chicago to Lisbon Humberto Delgado Airport refresh daily.

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

The number of operators available for flights from Chicago to Lisbon Humberto Delgado Airport is 18 as of August 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

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

$258 Cheap Flights from Chicago to Lisbon in 2025

Q: What is the typical price of a round-trip flight between Chicago and Lisbon?

Prices are currently low for flights on this route. Typical prices usually range from $669 to $887. The lowest price recently found on this route was $381.

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Find the cheapest flights from Chicago to Lisbon

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:10 pm - 4:05 pmORD-LIS

14h 55m1 stop

4:55 pm - 4:45 pmLIS-ORD

29h 50m1 stop

$381Scandinavian Airlines

Find Deal

Sun, Feb 1 - Sun, Feb 15

7:10 pm - 4:05 pmORD-LIS

14h 55m1 stop

4:55 pm - 4:45 pmLIS-ORD

29h 50m1 stop

$434Scandinavian Airlines

Find Deal

Sun, Feb 1 - Sun, Feb 15

9:15 pm - 10:10 amORD-LIS

7h 55mnonstop

11:40 am - 3:15 pmLIS-ORD

9h 35mnonstop

$472TAP AIR PORTUGAL

Find Deal

Fri, Oct 31 - Fri, Nov 7

7:10 pm - 9:05 amORD-LIS

7h 55mnonstop

11:25 am - 3:00 pmLIS-ORD

9h 35mnonstop

$478TAP AIR PORTUGAL

Find Deal

Wed, Dec 3 - Wed, Dec 10

2:30 pm - 8:10 amORD-LIS

11h 40m1 stop

10:55 am - 11:45 amLIS-ORD

30h 50m2 stops

$483United Airlines

Find Deal

Wed, Dec 3 - Thu, Dec 11

4:20 pm - 8:10 amORD-LIS

10h 50m1 stop

5:00 am - 1:10 pmLIS-ORD

14h 10m1 stop

$489United Airlines

Find Deal

Mon, Oct 27 - Tue, Nov 4

8:15 pm - 9:20 amORD-LIS

31h 05m1 stop

5:00 am - 10:05 pmLIS-ORD

23h 05m2 stops

$497Air Canada

Find Deal

Sat, Nov 22 - Tue, Dec 2

9:20 pm - 9:20 amORD-LIS

31h 00m1 stop

5:00 am - 7:30 pmLIS-ORD

20h 30m2 stops

$498Air Canada

Find Deal

Sun, Oct 26 - Wed, Nov 12

10:35 am - 9:00 amMDW-LIS

16h 25m2 stops

10:00 am - 9:44 pmLIS-MDW

17h 44m2 stops

$619Delta

Find Deal

Tue, Dec 2 - Tue, Dec 9

9:35 am - 8:40 amMDW-LIS

18h 05m2 stops

5:30 am - 6:36 pmLIS-MDW

19h 06m2 stops

$630Delta

Find Deal

Wed, Oct 29 - Wed, Nov 12

SWISS flights from Chicago to Lisbon

Our best SWISS deals on Chicago to Lisbon flight tickets

SWISS

Oct 29

ORD7:50 pmChicago O'Hare Intl

13h 45m

1 stop

LIS2:35 pmLisbon Humberto Delgado

Nov 10

LIS11:50 amLisbon Humberto Delgado

34h 30m

1 stop

ORD4:20 pmChicago O'Hare Intl

$511

Find similar

SWISS

Oct 29

ORD7:50 pmChicago O'Hare Intl

13h 45m

1 stop

LIS2:35 pmLisbon Humberto Delgado

Nov 10

LIS11:50 amLisbon Humberto Delgado

34h 30m

1 stop

ORD4:20 pmChicago O'Hare Intl

$512

Find similar

SWISS

Aug 20

ORD2:20 pmChicago O'Hare Intl

27h 00m

1 stop

LIS11:20 pmLisbon Humberto Delgado

Sep 1

LIS3:45 pmLisbon Humberto Delgado

30h 10m

1 stop

ORD3:55 pmChicago O'Hare Intl

$607

Find similar

United Airlines flights from Chicago to Lisbon

Our best United Airlines deals on Chicago to Lisbon flight tickets

United Airlines

Dec 3

ORD2:30 pmChicago O'Hare Intl

11h 40m

1 stop

LIS8:10 amLisbon Humberto Delgado

Dec 11

LIS10:55 amLisbon Humberto Delgado

30h 50m

2 stops

ORD11:45 amChicago O'Hare Intl

$483

Find similar

United Airlines

Oct 27

ORD4:20 pmChicago O'Hare Intl

10h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 4

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

ORD1:10 pmChicago O'Hare Intl

$489

Find similar

United Airlines

Oct 18

ORD8:25 pmChicago O'Hare Intl

32h 40m

1 stop

LIS11:05 amLisbon Humberto Delgado

Nov 4

LIS5:00 amLisbon Humberto Delgado

16h 20m

1 stop

ORD3:20 pmChicago O'Hare Intl

$491

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 2/1

7:10 pm-4:05 pm

1 stop14h 55m

Lisbon Humberto Delgado

Sun 2/15

4:55 pm-4:45 pm

1 stop29h 50m

$381

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 2/1

7:10 pm-4:05 pm

1 stop14h 55m

Lisbon Humberto Delgado

Sun 2/15

4:55 pm-4:45 pm

1 stop29h 50m

$434

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Fri 10/31

9:15 pm-10:10 am

Nonstop7h 55m

Lisbon Humberto Delgado

Fri 11/7

11:40 am-3:15 pm

Nonstop9h 35m

$472

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 12/3

7:10 pm-9:05 am

Nonstop7h 55m

Lisbon Humberto Delgado

Wed 12/10

11:25 am-3:00 pm

Nonstop9h 35m

$478

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 12/3

2:30 pm-8:10 am

1 stop11h 40m

Lisbon Humberto Delgado

Thu 12/11

10:55 am-11:45 am

2 stops30h 50m

$483

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 10/27

4:20 pm-8:10 am

1 stop10h 50m

Lisbon Humberto Delgado

Tue 11/4

5:00 am-1:10 pm

1 stop14h 10m

$489

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sat 11/22

8:15 pm-9:20 am

1 stop31h 05m

Lisbon Humberto Delgado

Tue 12/2

5:00 am-10:05 pm

2 stops23h 05m

$497

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 10/26

9:20 pm-9:20 am

1 stop31h 00m

Lisbon Humberto Delgado

Wed 11/12

5:00 am-7:30 pm

2 stops20h 30m

$498

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Tue 12/2

10:35 am-9:00 am

2 stops16h 25m

Lisbon Humberto Delgado

Tue 12/9

10:00 am-9:44 pm

2 stops17h 44m

$619

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 10/29

9:35 am-8:40 am

2 stops18h 05m

Lisbon Humberto Delgado

Wed 11/12

5:30 am-6:36 pm

2 stops19h 06m

$630

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 Chicago to Lisbon

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

Layovers

Other information

What is the typical price of a round-trip flight between Chicago and Lisbon?

What is the cheapest month to fly to Lisbon?

In general, February is the cheapest month to fly from Chicago to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $558. If you are unable to visit Lisbon during the month of February, then departing from Chicago during the month January is also very affordable. Most momondo users find prices during this month for around $588.

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

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $590. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Lisbon for around $823.

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

The cheapest time of day to fly to Lisbon is in the evening when flights can be purchased for as low as $551. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $814 on average. Flights to Lisbon from Chicago in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

You are more likely to see cheaper flights to Lisbon from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $752 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Chicago for as low as $731 on momondo.

What cabin class options are available on Chicago to Lisbon Humberto Delgado flights?

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

You could potentially save up to 22% on your flight if you consider stops on a Chicago to Lisbon flight.

How have Chicago to Lisbon flight prices changed over time?

As of August 2025, prices for Chicago to Lisbon flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Lisbon (CHI to LIS) flight deals and tips

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

Best Price Found	$258
Fastest flight time	7h 55m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Lisbon	1 airport

The best one-way flight to Lisbon from Chicago in the past 72 hours is $258. The best round-trip flight deal from Chicago to Lisbon found on momondo in the last 72 hours is $381.

The fastest flight from Chicago to Lisbon takes 7h 55m

Direct flights go from Chicago to Lisbon on Monday, Tuesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL and JetBlue.

There is 1 airport near Lisbon: Lisbon Humberto Delgado (LIS)

Search flight deals

How far is Chicago to Lisbon Humberto Delgado by plane?
Lisbon Humberto Delgado is 3988.2 mi away from Chicago. In terms of flight time, this usually takes a little over 7h 55m.
When did momondo last update prices for flights from Chicago to Lisbon Humberto Delgado Airport?
Prices for flights from Chicago to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from Chicago to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Chicago to Lisbon Humberto Delgado Airport is 18 as of August 2025.
How old do you have to be to fly from Chicago to Lisbon Humberto Delgado Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado Airport. 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 Chicago to Lisbon?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago to Lisbon is Boeing 787 Dreamliner (22.25% of total bookings). The next most popular plane models are Airbus A330 (19.75%), Boeing 787-8 Dreamliner (17.63%), and Airbus A330-900neo (14.10%).
What is the most popular airline from Chicago to Lisbon?
Based on momondo bookings for flights between Chicago and Lisbon, the leading airline is TAP AIR PORTUGAL, making up 43% of the total bookings. Other popular airlines include United Airlines with 18%, British Airways with 9%, and Air Canada with 8%.

Best airlines flying from Chicago to Lisbon

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom $411	Free Cancellation	Rating 7.4 1,468 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $444	Free Cancellation	Rating 7.0 526 reviews	Search Icelandair flights
Finnair	PriceFrom $463	Free Cancellation	Rating 7.6 1,321 reviews	Search Finnair flights
TAP AIR PORTUGAL	PriceFrom $484	Free Cancellation	Rating 7.1 1,948 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom $490	Free Cancellation	Rating 7.4 657 reviews	Search Virgin Atlantic flights
Aer Lingus	PriceFrom $494	Free Cancellation	Rating 7.1 1,214 reviews	Search Aer Lingus flights
American Airlines	PriceFrom $511	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
SWISS	PriceFrom $517	Free Cancellation	Rating 7.5 1,699 reviews	Search SWISS flights
KLM	PriceFrom $527	Free Cancellation	Rating 7.8 1,381 reviews	Search KLM flights
British Airways	PriceFrom $537	Free Cancellation	Rating 6.6 7,266 reviews	Search British Airways flights

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Why use momondo?

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

It is quick and easy to find Chicago to Lisbon 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 Lisbon that suits you.

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

Yes. All flights to Lisbon from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Chicago to Lisbon.

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

Price alerts on flights to Lisbon from Chicago 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 Lisbon 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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Cheap flights from Chicago to Lisbon from $258

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Lisbon departing on 9/27. 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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Find the cheapest flights from Chicago to Lisbon

Cheap round-trip flights

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Our best United Airlines deals on Chicago to Lisbon flight tickets

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

See travel insights to Lisbon from

How to get the cheapest flight ticket from Chicago to Lisbon

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 typical price of a round-trip flight between Chicago and Lisbon?

What is the cheapest month to fly to Lisbon?

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

Our data shows that Wednesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $590. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Lisbon for around $823.

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

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

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

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

What cabin class options are available on Chicago to Lisbon Humberto Delgado flights?

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

You could potentially save up to 22% on your flight if you consider stops on a Chicago to Lisbon flight.

How have Chicago to Lisbon flight prices changed over time?

As of August 2025, prices for Chicago to Lisbon flights are approximately 35% cheaper when compared to flights at the same time last year.

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

TAP AIR PORTUGAL is the most popular carrier operating from Chicago to Lisbon Humberto Delgado

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between Chicago and Lisbon?

Toronto (YYZ) was the most common stop: 18% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Lisbon?

Flights via Washington, D.C. (IAD) offer the lowest average round-trip price of $510.

Which layover airport has the shortest travel time from Chicago to Lisbon?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 54m.

Which layover airport has the shortest connection time from Chicago to Lisbon?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 19m.

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

As of August 2025, there are 1 flights per week flying from Chicago to Lisbon. The most common day of the week flights depart is Thu, with 100% of flights taking off on this day.

When to book flights from Chicago to Lisbon

Cheap Chicago to Lisbon (CHI to LIS) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Lisbon

How far is Chicago to Lisbon Humberto Delgado by plane?

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

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

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

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

What is the most popular plane model from Chicago to Lisbon?

What is the most popular airline from Chicago to Lisbon?

Best airlines flying from Chicago to Lisbon

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

Traveling to a place near Lisbon?

Why use momondo?

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

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

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

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

An easier way to manage your Lisbon 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 Portugal

Airports servicing Portugal