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 day?

As of September 2025, there are 1 flights per day flying from Chicago to Lisbon. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

As of September 2025, there are 8 flights per week flying from Chicago to Lisbon. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.

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

Flights via Copenhagen (CPH) offer the lowest average round-trip price of $475.

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

Toronto (YYZ) was the most common stop: 19% of momondo users choosing 1-stop flights on this route connected there.

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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 9h 55m.

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 60% 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.

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

Scandinavian Airlines, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from Chicago to Lisbon Humberto Delgado

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 September 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.

$276 Cheap Flights from Chicago to Lisbon in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Chicago to Lisbon

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:35 pm - 1:20 pmORD-LIS

15h 45m2 stops

11:20 am - 8:01 amLIS-ORD

26h 41m2 stops

$515Multiple Airlines

Find Deal

Mon, Feb 16 - Tue, Feb 24

6:50 pm - 11:45 amORD-LIS

34h 55m1 stop

12:35 pm - 4:20 pmLIS-ORD

33h 45m1 stop

$517SWISS

Find Deal

Tue, Dec 30 - Thu, Jan 8

10:40 am - 5:10 pmORD-LIS

24h 30m2 stops

10:05 pm - 3:55 pmLIS-ORD

23h 50m2 stops

$518Multiple Airlines

Find Deal

Mon, Oct 6 - Tue, Oct 14

3:35 pm - 8:55 amORD-LIS

11h 20m1 stop

5:00 am - 8:05 pmLIS-ORD

21h 05m1 stop

$526United Airlines

Find Deal

Tue, Dec 30 - Wed, Jan 7

8:50 am - 10:15 amORD-LIS

19h 25m1 stop

5:00 am - 3:20 pmLIS-ORD

16h 20m1 stop

$529United Airlines

Find Deal

Sun, Dec 14 - Tue, Dec 23

7:15 am - 8:55 amORD-LIS

19h 40m1 stop

10:55 am - 11:18 amLIS-ORD

30h 23m1 stop

$531Air Canada

Find Deal

Tue, Dec 16 - Thu, Dec 25

5:20 pm - 3:10 pmORD-LIS

15h 50m1 stop

5:30 am - 6:11 pmLIS-ORD

18h 41m2 stops

$532Delta

Find Deal

Sun, Nov 2 - Sat, Nov 15

9:35 am - 3:10 pmMDW-LIS

24h 35m2 stops

5:30 am - 10:14 pmLIS-MDW

22h 44m2 stops

$536Delta

Find Deal

Thu, Oct 30 - Wed, Nov 5

8:15 pm - 9:20 amORD-LIS

31h 05m1 stop

10:55 am - 8:05 amLIS-ORD

27h 10m2 stops

$538Air Canada

Find Deal

Sun, Dec 14 - Thu, Dec 25

9:45 pm - 2:55 pmORD-LIS

12h 10m1 stop

11:05 am - 7:50 pmLIS-ORD

14h 45m2 stops

$550American Airlines

Find Deal

Mon, Mar 9 - Wed, Apr 8

United Airlines flights from Chicago to Lisbon

Our best United Airlines deals on Chicago to Lisbon flight tickets

United Airlines

Dec 30

ORD3:35 pmChicago O'Hare Intl

11h 20m

1 stop

LIS8:55 amLisbon Humberto Delgado

Jan 7

LIS5:00 amLisbon Humberto Delgado

21h 05m

1 stop

ORD8:05 pmChicago O'Hare Intl

$526

Find similar

United Airlines

Dec 14

ORD8:50 amChicago O'Hare Intl

19h 25m

1 stop

LIS10:15 amLisbon Humberto Delgado

Dec 23

LIS5:00 amLisbon Humberto Delgado

16h 20m

1 stop

ORD3:20 pmChicago O'Hare Intl

$529

Find similar

United Airlines

Dec 15

ORD11:15 amChicago O'Hare Intl

14h 55m

2 stops

LIS8:10 amLisbon Humberto Delgado

Dec 24

LIS5:00 amLisbon Humberto Delgado

21h 05m

1 stop

ORD8:05 pmChicago O'Hare Intl

$534

Find similar

Lufthansa flights from Chicago to Lisbon

Our best Lufthansa deals on Chicago to Lisbon flight tickets

Lufthansa

Oct 7

ORD9:40 pmChicago O'Hare Intl

18h 10m

1 stop

LIS9:50 pmLisbon Humberto Delgado

Dec 16

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

ORD1:10 pmChicago O'Hare Intl

$543

Find similar

Lufthansa

Oct 29

ORD11:35 pmChicago O'Hare Intl

18h 55m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 5

LIS6:10 amLisbon Humberto Delgado

19h 55m

2 stops

ORD8:05 pmChicago O'Hare Intl

$551

Find similar

Lufthansa

Dec 25

ORD10:35 pmChicago O'Hare Intl

18h 15m

1 stop

LIS10:50 pmLisbon Humberto Delgado

Jan 15

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

ORD1:10 pmChicago O'Hare Intl

$567

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 2/16

3:35 pm-1:20 pm

2 stops15h 45m

Lisbon Humberto Delgado

Tue 2/24

11:20 am-8:01 am

2 stops26h 41m

$515

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 12/30

6:50 pm-11:45 am

1 stop34h 55m

Lisbon Humberto Delgado

Thu 1/8

12:35 pm-4:20 pm

1 stop33h 45m

$517

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 10/6

10:40 am-5:10 pm

2 stops24h 30m

Lisbon Humberto Delgado

Tue 10/14

10:05 pm-3:55 pm

2 stops23h 50m

$518

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 12/30

3:35 pm-8:55 am

1 stop11h 20m

Lisbon Humberto Delgado

Wed 1/7

5:00 am-8:05 pm

1 stop21h 05m

$526

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 12/14

8:50 am-10:15 am

1 stop19h 25m

Lisbon Humberto Delgado

Tue 12/23

5:00 am-3:20 pm

1 stop16h 20m

$529

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 12/16

7:15 am-8:55 am

1 stop19h 40m

Lisbon Humberto Delgado

Thu 12/25

10:55 am-11:18 am

1 stop30h 23m

$531

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 11/2

5:20 pm-3:10 pm

1 stop15h 50m

Lisbon Humberto Delgado

Sat 11/15

5:30 am-6:11 pm

2 stops18h 41m

$532

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Thu 10/30

9:35 am-3:10 pm

2 stops24h 35m

Lisbon Humberto Delgado

Wed 11/5

5:30 am-10:14 pm

2 stops22h 44m

$536

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 12/14

8:15 pm-9:20 am

1 stop31h 05m

Lisbon Humberto Delgado

Thu 12/25

10:55 am-8:05 am

2 stops27h 10m

$538

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 3/9

9:45 pm-2:55 pm

1 stop12h 10m

Lisbon Humberto Delgado

Wed 4/8

11:05 am-7:50 pm

2 stops14h 45m

$550

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 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 $555. 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 $589.

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 $586. 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 $817.

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 $560. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $810 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 $750 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 $722 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 23% 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 September 2025, prices for Chicago to Lisbon flights are approximately 10% 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	$263
Fastest flight time	7h 55m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Lisbon	1 airport

The best one-way flight to Lisbon from Chicago in the past 72 hours is $263. The best round-trip flight deal from Chicago to Lisbon found on momondo in the last 72 hours is $510.

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

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

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 10h 05m.
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 September 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 (22.57% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (17.87%), Airbus A330-300 (16.47%), and Airbus A330-900neo (14.45%).
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 44% of the total bookings. Other popular airlines include United Airlines with 17%, 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 $369	Free Cancellation	Rating 7.4 1,484 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom $444	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
Aer Lingus	PriceFrom $484	Free Cancellation	Rating 7.2 1,274 reviews	Search Aer Lingus flights
TAP AIR PORTUGAL	PriceFrom $484	Free Cancellation	Rating 7.1 1,975 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom $490	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $510	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
SWISS	PriceFrom $517	Free Cancellation	Rating 7.5 1,730 reviews	Search SWISS flights
KLM	PriceFrom $527	Free Cancellation	Rating 7.8 1,385 reviews	Search KLM flights
United Airlines	PriceFrom $537	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Lufthansa	PriceFrom $543	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights

Sintra

Fátima

Ericeira

Nazaré

Oeiras

Setúbal

Peniche

Almada

Leiria

Tomar

Estoril

Sesimbra

Evora

Figueira da Foz

Zambujeira do Mar

Torres Vedras

Batalha

Óbidos

Comporta

Costa da Caparica

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 10/16

Thu 10/23

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Airports servicing Portugal

Cheap flights from Chicago to Lisbon from $276

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 10/5. 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 Chicago to Lisbon

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Chicago to Lisbon

Our best United Airlines deals on Chicago to Lisbon flight tickets

Lufthansa flights from Chicago to Lisbon

Our best Lufthansa deals on Chicago to Lisbon flight tickets

momondo Fare Finder

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 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 $586. 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 $817.

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 23% 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 September 2025, prices for Chicago to Lisbon flights are approximately 10% cheaper when compared to flights at the same time last year.

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

Scandinavian Airlines, TAP AIR PORTUGAL, and Icelandair are the most popular carriers 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: 19% 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 Copenhagen (CPH) offer the lowest average round-trip price of $475.

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

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 9h 55m.

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 day?

As of September 2025, there are 1 flights per day flying from Chicago to Lisbon. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

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

As of September 2025, there are 8 flights per week flying from Chicago to Lisbon. The most common day of the week flights depart is Mon, with 25% 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