HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$242+ Cheap flights from Midway (MDW) to Portugal

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
MDW — LIS
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Midway to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Midway to Portugal

Cheapest flights from Midway to Portugal
Explore the most affordable flight options available from Midway to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This Delta deal was found by Cheapflights users on 12/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:14 pmMDW - LIS
2 stops16h 06mDelta
Tue 12/95:00 amLIS - MDW
2 stops19h 00mDelta
Deal found 12/1$500
This Delta deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:49 amMDW - LIS
2 stops16h 06mDelta
Thu 12/115:00 amLIS - MDW
2 stops19h 00mDelta
Deal found 12/3$551
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:49 amMDW - LIS
2 stops16h 06mDelta
Sun 12/711:25 amLIS - MDW
2 stops18h 22mDelta
Deal found 12/2$601
This Kiwi.com deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/72:59 pmMDW - LIS
1 stop15h 51mMultiple Airlines
Tue 12/95:55 pmLIS - MDW
2 stops57h 58mMultiple Airlines
Deal found 12/3$863
This Kiwi.com deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/72:59 pmMDW - LIS
1 stop15h 51mMultiple Airlines
Thu 12/117:50 pmLIS - MDW
2 stops32h 49mMultiple Airlines
Deal found 12/3$1,048
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:44 amMDW - LIS
1 stop19h 16mMultiple Airlines
Tue 12/162:05 pmLIS - MDW
2 stops26h 00mMultiple Airlines
Deal found 12/2$1,064
This Delta deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:08 pmMDW - LIS
2 stops15h 02mDelta
Fri 5/295:00 amLIS - MDW
2 stops19h 31mDelta
Deal found 12/4$1,114
This Kiwi.com deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:44 amMDW - LIS
1 stop15h 41mMultiple Airlines
Thu 12/117:50 pmLIS - MDW
2 stops32h 49mMultiple Airlines
Deal found 12/3$1,204
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:32 pmMDW - LIS
1 stop15h 03mMultiple Airlines
Thu 1/87:50 pmLIS - MDW
2 stops33h 19mMultiple Airlines
Deal found 12/2$1,209
This Delta deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/161:14 pmMDW - LIS
2 stops19h 56mDelta
Mon 12/225:00 amLIS - MDW
2 stops17h 20mDelta
Deal found 12/2$1,292
This Kiwi.com deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:32 pmMDW - LIS
1 stop15h 03mMultiple Airlines
Tue 12/306:00 amLIS - MDW
2 stops34h 05mMultiple Airlines
Deal found 12/2$1,330
This KLM deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:50 pmMDW - FAO
2 stops21h 05mKLM
Sat 1/245:45 pmFAO - MDW
2 stops30h 10mKLM
Deal found 12/3$2,100

Find flight deals from Midway to Portugal

Keep the following information in mind while searching for Midway to Portugal flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$470
(Air France)

One-way from

$242
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$868
Provider with most accurate pricing for Chicago (CHI)-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Lisbon Humberto Delgado flights.
Search Deals
From Chicago Midway to Portugal
Search Deals
One-way flight from Chicago Midway to Portugal
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Midway to Portugal 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, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Chicago Midway Airport to Portugal that are best for you.

Fly from

Midway

Fly to

Portugal

Route

Depart

Return

Price

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Mon 1/19

12:48 pm-10:30 am

2 stops15h 42m

Porto

Tue 2/3

5:00 am-5:29 pm

2 stops18h 29m

$470

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Sun 2/15

9:34 am-3:10 pm

2 stops23h 36m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-6:37 pm

2 stops19h 37m

$500

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 2/16

6:40 pm-5:30 pm

2 stops16h 50m

Lisbon Humberto Delgado

Thu 2/26

5:00 am-6:37 pm

2 stops19h 37m

$500

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 2/23

9:34 am-9:00 am

2 stops17h 26m

Lisbon Humberto Delgado

Sat 3/7

5:00 am-4:14 pm

2 stops17h 14m

$501

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 3/4

1:28 pm-2:35 pm

2 stops19h 07m

Lisbon Humberto Delgado

Tue 3/10

5:00 am-6:40 pm

2 stops18h 40m

$506

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Thu 1/22

1:26 pm-8:00 am

2 stops12h 34m

Lisbon Humberto Delgado

Tue 2/3

10:00 am-8:52 am

2 stops28h 52m

$510

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Thu 1/22

1:26 pm-8:00 am

2 stops12h 34m

Lisbon Humberto Delgado

Thu 1/29

10:00 am-8:52 am

2 stops28h 52m

$510

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Thu 1/22

9:32 am-8:00 am

2 stops16h 28m

Lisbon Humberto Delgado

Wed 2/4

10:00 am-8:52 am

2 stops28h 52m

$510

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 2/23

6:40 pm-8:00 am

2 stops31h 20m

Lisbon Humberto Delgado

Sun 3/1

11:15 am-10:42 pm

2 stops17h 27m

$515

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 2/18

1:28 pm-11:20 am

2 stops15h 52m

Lisbon Humberto Delgado

Sun 3/1

5:30 am-5:37 pm

2 stops18h 07m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 47 results
1
2
3
...
5

Best time to book a flight from Midway to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Midway 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 Midway Airport to Portugal

What is the cheapest time of day to fly from MDW to PT?

Find hourly flight availability from Midway to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Chicago Midway Airport to Portugal, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 26% versus a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Midway to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago Midway Airport to Portugal?

    For as low as $529, Delta can have you in Portugal from Chicago Midway Airport in 15h 04m. The distance from Chicago Midway Airport to Portugal is about 3931 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Chicago Midway Airport to Portugal?

    The most popular flight routes from Chicago Midway Airport to Portugal are Chicago Midway - Lisbon Humberto Delgado, Chicago Midway - Porto and Chicago Midway - Ponta Delgada Nordela.

  • Can I find deals for flights from Midway to Portugal that include hotel bookings?

    Yes. In addition to deals on Midway to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Midway to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Midway to Portugal.

  • Can I find deals for business class flights from Midway to Portugal?

    Yes. Cheapflights offers flight deals from Midway to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Midway to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Madrid flights
O'Hare Intl to Dublin flights
O'Hare Intl to Orly flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Athens flights
O'Hare Intl to Istanbul flights
O'Hare Intl to London City flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to Stansted flights
O'Hare Intl to Zurich flights
Midway to Heathrow flights
Midway to Leonardo da Vinci/Fiumicino flights
Midway to Charles de Gaulle flights
O'Hare Intl to Malpensa flights
O'Hare Intl to Lisbon flights
O'Hare Intl to Luton flights
O'Hare Intl to Krakow flights
O'Hare Intl to Munich flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Copenhagen flights
O'Hare Intl to Bruxelles-National flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Vienna flights
O'Hare Intl to Linate flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Sabiha Gokcen flights
Midway to Madrid flights
Midway to Dublin flights
O'Hare Intl to Edinburgh flights
Midway to Barcelona-El Prat flights
Midway to Athens flights
O'Hare Intl to Ciampino flights
Midway to Lisbon flights
O'Hare Intl to Florence flights
O'Hare Intl to Vicenza flights
Midway to Frankfurt flights
O'Hare Intl to Belgrade flights
Midway to Keflavik Intl flights
O'Hare Intl to Naples flights
O'Hare Intl to Sofia flights
O'Hare Intl to Geneva flights
Midway to Malpensa flights
O'Hare Intl to Skopje flights
O'Hare Intl to Prague flights
Midway to Amsterdam flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.