What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Lisbon round-trip?

According to our current data, Delta ($616), British Airways ($622), and Iberia ($623) offers the cheapest pricing from Chicago O'Hare Intl Airport to Lisbon. Users have found that Delta is 18% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Lisbon one-way?

To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $284. American Airlines flights start at $288 while deals on British Airways start at $289 one-way.

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the cheapest flights from Chicago O'Hare Intl Airport to Lisbon?

On average you can expect to pay $1,604 for a flight from Chicago O'Hare Intl Airport to Lisbon. The cheapest flight overall is $237 while the most popular route, (Chicago O'Hare Intl - Lisbon Humberto Delgado) is currently priced at $478.

What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Lisbon?

When booking a flight from Chicago O'Hare Intl Airport to Lisbon, you may want to consider flying on American Airlines, Air Canada or Air France as they are the most popular for this route.

Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Lisbon?

Of the flights from Chicago O'Hare Intl Airport to Lisbon that have layovers, most of them stop in London. Toronto sees the second most layovers for non-direct flights flying from Chicago O'Hare Intl Airport to Lisbon.

Where are the least popular layover locations for Chicago O'Hare Intl Airport to Lisbon flights?

Of the flights from Chicago O'Hare Intl Airport to Lisbon that have layovers, the fewest flights stop in Philadelphia.

What are some popular things to do or see while on a layover in London?

Hyde Park, Buckingham Palace, and Piccadilly Circus are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Buckingham Palace, and Piccadilly Circus can be visited by traveling about 12.5 mi, 13.7 mi, and 14.1 mi respectively from London Heathrow. Travelers can book a car rental at London Heathrow for about $40 per day to make their sightseeing more efficient.

What are some popular points of interest to see during a layover in Toronto?

The majority of Toronto visitors spend their time at Union Station, CN Tower, and Hockey Hall of Fame. Union Station, CN Tower, and Hockey Hall of Fame can be visited by traveling about 12.1 mi, 11.9 mi, and 12.3 mi respectively from Toronto Pearson Intl. Those landing in Toronto looking to spend some time exploring during their layover can rent a car for about $35 per day.

What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Lisbon?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 43%.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Lisbon?

Travelers have found it’s best to book a flight 9 days in advance to save up to 3% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 9 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago O'Hare Intl Airport to Lisbon 1-2 weeks in advance for as low as $508, or $524 for flights within the next 24 hours.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Lisbon?

Our data shows that February tends to be the cheapest month to fly to Lisbon from Chicago O'Hare Intl Airport. Users have commonly found prices around $744 for the month, but tickets can be as low as $463. Due to multiple factors, prepare for potentially higher prices in June.

What airport do you fly into for flights to Lisbon from Chicago O'Hare Intl?

If you book a flight to Lisbon from Chicago O'Hare Intl, you will be flying to Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There is 1 flight from Chicago O'Hare Intl to Humberto Delgado per day from 18 different airlines.

Can I find deals for flights from O'Hare Intl to Lisbon that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to Lisbon?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Lisbon.

Can I find deals for business class flights from O'Hare Intl to Lisbon?

Yes. Cheapflights offers flight deals from O'Hare Intl to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$284+ Flights from Chicago O'Hare Intl Airport to Lisbon

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Lisbon Humberto Delgado are usually found in January or February, booked 28 days in advance, depart on a Wednesday or Sunday and return on a Thursday

Cheap flight deals from O'Hare Intl to Lisbon

Round-trip from	$616 (Delta)
One-way from	$284 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$1,059
Good round-trip deal	$564 or less
Good one-way deal	$363 or less

From Chicago O'Hare Intl to Lisbon Humberto Delgado

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One-way flight from Chicago O'Hare Intl to Lisbon Humberto Delgado

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Highest demand for flights based on searches. 20% potential increase in price ($198 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from Chicago O'Hare Intl to Lisbon Humberto Delgado.

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Price to beat on a one-way flight from Chicago O'Hare Intl to Lisbon Humberto Delgado.

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Find flight deals from O'Hare Intl to Lisbon

Cheapest flights from O'Hare Intl to Lisbon
Explore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Tue 8/1210:15 amORD - LIS

2 stops16h 35mDelta

Thu 8/2112:45 pmLIS - ORD

2 stops27h 10mDelta

Deal found 6/29

$620

Mon 9/154:55 pmORD - LIS

1 stop13h 50mMultiple Airlines

Thu 9/258:25 amLIS - ORD

2 stops17h 08mMultiple Airlines

Deal found 6/28

$621

Tue 7/15:45 pmORD - LIS

1 stop14h 40mBritish Airways

Wed 7/911:05 amLIS - ORD

1 stop12h 50mBritish Airways

Deal found 6/28

$622

Mon 7/1411:52 amORD - LIS

1 stop15h 13mIberia

Wed 7/237:05 pmLIS - ORD

2 stops24h 25mIberia

Deal found 6/28

$623

Thu 8/218:50 pmORD - LIS

Nonstop8h 00mTAP AIR PORTUGAL

Thu 8/289:35 amLIS - ORD

Nonstop9h 15mTAP AIR PORTUGAL

Deal found 6/30

$626

Wed 8/63:35 pmORD - LIS

1 stop11h 45mUnited Airlines

Sat 8/305:05 amLIS - ORD

1 stop20h 50mUnited Airlines

Deal found 6/30

$636

Sat 11/223:55 pmORD - LIS

1 stop20h 20mAer Lingus

Fri 11/2810:50 amLIS - ORD

1 stop13h 05mAer Lingus

Deal found 6/29

$640

Sat 9/2711:45 pmORD - LIS

1 stop17h 50mTurkish Airlines

Sat 10/115:55 amLIS - ORD

1 stop22h 05mTurkish Airlines

Deal found 6/29

$642

Sun 8/319:55 amORD - LIS

1 stop19h 10mAir Canada

Fri 9/1211:25 amLIS - ORD

2 stops26h 35mAir Canada

Deal found 6/28

$646

Thu 8/147:00 amORD - LIS

1 stop19h 00mVirgin Atlantic

Thu 8/2112:45 pmLIS - ORD

1 stop15h 09mVirgin Atlantic

Deal found 6/30

$657

Fri 8/87:05 pmORD - LIS

1 stop22h 15mSWISS

Fri 8/295:55 amLIS - ORD

1 stop16h 00mSWISS

Deal found 6/30

$663

Best flights from O'Hare Intl to Lisbon
Discover carefully curated flight deals from O'Hare Intl to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Sun 9/2110:15 amORD - LIS

2 stops16h 35mDelta

Wed 10/112:45 pmLIS - ORD

1 stop14h 38mDelta

Deal found 6/30

$616

Mon 9/154:55 pmORD - LIS

1 stop13h 50mMultiple Airlines

Thu 9/258:25 amLIS - ORD

2 stops17h 08mMultiple Airlines

Deal found 6/28

$621

Wed 7/167:15 pmORD - LIS

1 stop14h 25mBritish Airways

Tue 8/511:05 amLIS - ORD

1 stop15h 17mBritish Airways

Deal found 6/29

$622

Mon 7/1411:52 amORD - LIS

1 stop15h 13mIberia

Wed 7/237:05 pmLIS - ORD

2 stops24h 25mIberia

Deal found 6/28

$623

Thu 8/218:50 pmORD - LIS

Nonstop8h 00mTAP AIR PORTUGAL

Mon 8/251:25 pmLIS - ORD

Nonstop9h 15mTAP AIR PORTUGAL

Deal found 6/30

$626

Wed 8/610:15 pmORD - LIS

1 stop17h 05mIcelandair

Sun 8/3110:25 pmLIS - ORD

1 stop25h 50mIcelandair

Deal found 6/30

$636

Mon 9/18:50 amORD - LIS

1 stop19h 40mUnited Airlines

Tue 9/165:05 amLIS - ORD

1 stop20h 50mUnited Airlines

Deal found 6/29

$637

Sat 9/2711:45 pmORD - LIS

1 stop17h 50mTurkish Airlines

Sat 10/115:55 amLIS - ORD

1 stop22h 05mTurkish Airlines

Deal found 6/29

$642

Sun 8/319:55 amORD - LIS

1 stop19h 10mAir Canada

Fri 9/1211:25 amLIS - ORD

2 stops26h 35mAir Canada

Deal found 6/28

$646

Thu 8/147:00 amORD - LIS

1 stop19h 00mVirgin Atlantic

Thu 8/2112:45 pmLIS - ORD

1 stop15h 09mVirgin Atlantic

Deal found 6/30

$657

Fri 8/87:05 pmORD - LIS

1 stop22h 15mSWISS

Thu 8/285:55 amLIS - ORD

1 stop16h 00mSWISS

Deal found 6/30

$663

Last-minute flights from O'Hare Intl to Lisbon
Discover last-minute flight deals from O'Hare Intl to Lisbon. Data last updated June 30, 2025 and is based on user searches.

Tue 7/15:45 pmORD - LIS

1 stop14h 40mBritish Airways

Wed 7/911:05 amLIS - ORD

1 stop12h 50mBritish Airways

Deal found 6/28

$622

Sun 7/610:30 pmORD - LIS

1 stop18h 35mFinnair

Tue 7/296:35 amLIS - ORD

1 stop13h 40mFinnair

Deal found 6/29

$1,087

Mon 7/710:30 pmORD - LIS

1 stop29h 35mBritish Airways

Sun 7/207:20 amLIS - ORD

1 stop34h 35mBritish Airways

Deal found 6/28

$739

Mon 7/76:10 pmORD - LIS

Nonstop7h 55mTAP AIR PORTUGAL

Mon 7/1410:00 pmLIS - ORD

2 stops39h 38mTAP AIR PORTUGAL

Deal found 6/28

$1,068

Wed 7/94:30 pmORD - LIS

1 stop24h 55mIberia

Wed 7/236:35 amLIS - ORD

1 stop13h 40mIberia

Deal found 6/29

$1,016

Thu 7/106:00 pmORD - LIS

Nonstop8h 00mMultiple Airlines

Thu 7/314:45 pmLIS - ORD

2 stops57h 15mMultiple Airlines

Deal found 6/29

$918

Mon 7/1411:52 amORD - LIS

1 stop15h 13mIberia

Wed 7/237:05 pmLIS - ORD

2 stops24h 25mIberia

Deal found 6/28

$623

Mon 7/149:00 amORD - LIS

1 stop19h 30mUnited Airlines

Tue 7/225:05 amLIS - ORD

2 stops17h 47mUnited Airlines

Deal found 6/28

$659

Wed 7/164:00 pmORD - LIS

1 stop12h 30mMultiple Airlines

Tue 7/225:55 amLIS - ORD

1 stop36h 15mMultiple Airlines

Deal found 6/29

$657

Wed 7/1610:20 amORD - LIS

1 stop18h 25mDelta

Wed 8/65:40 amLIS - ORD

2 stops16h 53mDelta

Deal found 6/29

$677

Wed 7/162:10 pmORD - LIS

1 stop14h 35mKLM

Fri 7/255:00 amLIS - ORD

1 stop15h 10mKLM

Deal found 6/29

$681

Wed 7/237:25 pmORD - LIS

1 stop19h 55mIcelandair

Thu 7/3110:20 pmLIS - ORD

1 stop28h 55mIcelandair

Deal found 6/28

$674

One-way flights from O'Hare Intl to Lisbon
Search for one-way flight options from O'Hare Intl to Lisbon. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Sun 7/136:00 pmORD - LIS

Nonstop8h 00mTAP AIR PORTUGAL

Deal found 6/30

$284

Mon 9/225:10 amORD - LIS

3 stops29h 55mMultiple Airlines

Deal found 6/28

$286

Mon 8/255:40 pmORD - LIS

1 stop13h 05mAmerican Airlines

Deal found 6/29

$288

Sun 9/79:15 pmORD - LIS

1 stop19h 50mBritish Airways

Deal found 6/29

$289

Sat 7/267:25 pmORD - LIS

1 stop20h 50mIcelandair

Deal found 6/28

$337

Thu 9/119:15 pmORD - LIS

1 stop18h 20mAer Lingus

Deal found 6/28

$359

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Tue 8/12

10:15 am-8:50 am

2 stops16h 35m

Lisbon Humberto Delgado

Thu 8/21

12:45 pm-9:55 am

2 stops27h 10m

$620

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 9/15

4:55 pm-12:45 pm

1 stop13h 50m

Lisbon Humberto Delgado

Thu 9/25

8:25 am-7:33 pm

2 stops17h 08m

$621

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 7/16

7:15 pm-3:40 pm

1 stop14h 25m

Lisbon Humberto Delgado

Tue 8/5

11:05 am-8:22 pm

1 stop15h 17m

$622

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Mon 7/14

11:52 am-9:05 am

1 stop15h 13m

Lisbon Humberto Delgado

Wed 7/23

7:05 pm-1:30 pm

2 stops24h 25m

$623

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Thu 8/21

8:50 pm-10:50 am

Nonstop8h 00m

Lisbon Humberto Delgado

Thu 8/28

9:35 am-12:50 pm

Nonstop9h 15m

$626

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Wed 8/6

3:35 pm-9:20 am

1 stop11h 45m

Lisbon Humberto Delgado

Sat 8/30

5:05 am-7:55 pm

1 stop20h 50m

$636

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sat 9/27

11:45 pm-11:35 pm

1 stop17h 50m

Lisbon Humberto Delgado

Tue 9/30

4:45 pm-9:40 am

1 stop22h 55m

$642

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Fri 9/19

5:40 pm-11:10 pm

1 stop23h 30m

Lisbon Humberto Delgado

Fri 9/26

6:35 am-2:15 pm

1 stop13h 40m

$645

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Sun 8/31

9:55 am-11:05 am

1 stop19h 10m

Lisbon Humberto Delgado

Fri 9/12

11:25 am-8:00 am

2 stops26h 35m

$646

ChicagoLisbon

ORD - LIS

ORDLIS

Chicago O'Hare Intl

Thu 8/14

7:00 am-8:00 am

1 stop19h 00m

Lisbon Humberto Delgado

Thu 8/21

12:45 pm-9:54 pm

1 stop15h 09m

$657

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 17 results

The best insider tips for Chicago O'Hare Intl Airport to Lisbon flights

Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Lisbon trip

Airports

ORD

For a quick departure from ORD, use the "L" train for reliable access, avoiding unpredictable Chicago traffic.

LIS

Upon arrival at LIS, take the metro for a quick 20-minute ride to downtown Lisbon.

Our travel experts

Ramsey Qubein

Expert on ORD and LIS

Best time to book a flight from O'Hare Intl to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from O'Hare Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Lisbon

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Lisbon?

The best time to book flights from Chicago O'Hare Intl Airport to Lisbon is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Lisbon (average of $612). Flying from Chicago O'Hare Intl Airport to Lisbon in June is currently the most expensive (average of $1,134). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to LIS?

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Lisbon in the evening. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Lisbon?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Lisbon flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Lisbon?

Reviews of airlines servicing Lisbon

Get a feel of what it's like to fly with Delta, SWISS, and United Airlines from Chicago O'Hare Intl Airport to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,654 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,852 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

654 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Turkish Airlines

7.3

Good

3,884 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly into for flights to Lisbon from Chicago O'Hare Intl?
If you book a flight to Lisbon from Chicago O'Hare Intl, you will be flying to Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There is 1 flight from Chicago O'Hare Intl to Humberto Delgado per day from 18 different airlines.
What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Lisbon round-trip?
According to our current data, Delta ($616), British Airways ($622), and Iberia ($623) offers the cheapest pricing from Chicago O'Hare Intl Airport to Lisbon. Users have found that Delta is 18% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Lisbon one-way?
To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $284. American Airlines flights start at $288 while deals on British Airways start at $289 one-way.
What are the cheapest flights from Chicago O'Hare Intl Airport to Lisbon?
On average you can expect to pay $1,604 for a flight from Chicago O'Hare Intl Airport to Lisbon. The cheapest flight overall is $237 while the most popular route, (Chicago O'Hare Intl - Lisbon Humberto Delgado) is currently priced at $478.
Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Lisbon?
Of the flights from Chicago O'Hare Intl Airport to Lisbon that have layovers, most of them stop in London. Toronto sees the second most layovers for non-direct flights flying from Chicago O'Hare Intl Airport to Lisbon.
What are some popular things to do or see while on a layover in London?
Hyde Park, Buckingham Palace, and Piccadilly Circus are the most popular attractions in London if you're in need of something to do during your layover. Hyde Park, Buckingham Palace, and Piccadilly Circus can be visited by traveling about 12.5 mi, 13.7 mi, and 14.1 mi respectively from London Heathrow. Travelers can book a car rental at London Heathrow for about $40 per day to make their sightseeing more efficient.
What are some popular points of interest to see during a layover in Toronto?
The majority of Toronto visitors spend their time at Union Station, CN Tower, and Hockey Hall of Fame. Union Station, CN Tower, and Hockey Hall of Fame can be visited by traveling about 12.1 mi, 11.9 mi, and 12.3 mi respectively from Toronto Pearson Intl. Those landing in Toronto looking to spend some time exploring during their layover can rent a car for about $35 per day.
Where are the least popular layover locations for Chicago O'Hare Intl Airport to Lisbon flights?
Of the flights from Chicago O'Hare Intl Airport to Lisbon that have layovers, the fewest flights stop in Philadelphia.
Can I find deals for flights from O'Hare Intl to Lisbon that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to Lisbon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Lisbon.
Can I find deals for business class flights from O'Hare Intl to Lisbon?
Yes. Cheapflights offers flight deals from O'Hare Intl to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Lisbon?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Lisbon (average of $612). Flying from Chicago O'Hare Intl Airport to Lisbon in June is currently the most expensive (average of $1,134). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from O'Hare Intl to Lisbon

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$444	Average$561	FlexibilityNo cancel fee	On-time76%
Finnair	Cheapest$463	Average$739	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$472	Average$755	FlexibilityNo cancel fee	On-time77%
TAP AIR PORTUGAL	Cheapest$489	Average$828	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$490	Average$702	FlexibilityNo cancel fee	On-time72%
American Airlines	Cheapest$511	Average$764	FlexibilityNo cancel fee	On-time71%
SWISS	Cheapest$517	Average$740	FlexibilityNo cancel fee	On-time79%
KLM	Cheapest$527	Average$652	FlexibilityNo cancel fee	On-time75%
British Airways	Cheapest$529	Average$763	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$539	Average$768	FlexibilityNo cancel fee	On-time69%

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$284+ Cheap flights from O'Hare Intl (ORD) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Lisbon Humberto Delgado are usually found in January or February, booked 28 days in advance, depart on a Wednesday or Sunday and return on a Thursday

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Cheapest flights from O'Hare Intl to LisbonExplore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

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The best insider tips for Chicago O'Hare Intl Airport to Lisbon flights

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Best time to book a flight from O'Hare Intl to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from O'Hare Intl with our price prediction graph.

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Everything you need to know about your flight from Chicago O'Hare Intl Airport to Lisbon

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Lisbon. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Lisbon?

What is the cheapest time of day to fly from ORD to LIS?

Find hourly flight availability from O'Hare Intl to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Lisbon. Price data was last updated on December 16, 2024.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Lisbon?

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated June 30, 2025.

Get a feel of what it's like to fly with Delta, SWISS, and United Airlines from Chicago O'Hare Intl Airport to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Lisbon from Chicago O'Hare Intl?

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Lisbon round-trip?

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What are the cheapest flights from Chicago O'Hare Intl Airport to Lisbon?

Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Lisbon?

What are some popular things to do or see while on a layover in London?

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Where are the least popular layover locations for Chicago O'Hare Intl Airport to Lisbon flights?

Can I find deals for flights from O'Hare Intl to Lisbon that include hotel bookings?

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What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Lisbon?

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Alternative routes for O'Hare Intl to Lisbon

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Cheapest flights from O'Hare Intl to Lisbon
Explore the most affordable flight options available from O'Hare Intl to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.