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$435+ Cheap flights from Portugal to Midway (MDW)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — MDW
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Portugal to Midway

Keep the following information in mind while searching for Portugal to Midway flight deals. Data was last updated September 17, 2025.

Round-trip from

$702
(Delta)

One-way from

$435
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$732
From Portugal to Chicago Midway
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One-way flight from Portugal to Chicago Midway
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Highest demand for flights based on searches. 11% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Portugal to Midway

Cheapest flights from Portugal to Midway
Explore the most affordable flight options available from Portugal to Midway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/16. 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 10/235:00 amLIS - MDW
2 stops19h 25mDelta
Mon 10/276:23 pmMDW - LIS
2 stops15h 47mDelta
Deal found 9/16$702
This Delta deal was found by Cheapflights users on 9/16. 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.
Wed 10/225:00 amLIS - MDW
2 stops19h 25mDelta
Mon 10/276:23 pmMDW - LIS
2 stops15h 12mDelta
Deal found 9/16$708
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 12/275:30 amLIS - MDW
2 stops17h 49mDelta
Wed 1/71:00 pmMDW - LIS
2 stops16h 20mDelta
Deal found 9/15$726
This Delta deal was found by Cheapflights users on 9/15. 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 10/305:00 amLIS - MDW
2 stops18h 25mDelta
Thu 11/69:35 amMDW - LIS
2 stops19h 00mDelta
Deal found 9/15$755
This flugladen.de deal was found by Cheapflights users on 9/15. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:00 amLIS - MDW
2 stops19h 25mKLM
Wed 11/55:09 pmMDW - LIS
2 stops19h 21mKLM
Deal found 9/15$758
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/235:55 pmLIS - MDW
1 stop11h 30mMultiple Airlines
Wed 11/52:06 pmMDW - LIS
2 stops39h 34mMultiple Airlines
Deal found 9/15$772
This Delta deal was found by Cheapflights users on 9/15. 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.
Fri 12/265:30 amLIS - MDW
2 stops17h 49mDelta
Tue 1/61:00 pmMDW - LIS
2 stops16h 20mDelta
Deal found 9/15$776
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 11/265:30 amLIS - MDW
2 stops18h 38mDelta
Thu 12/111:14 pmMDW - LIS
2 stops13h 41mDelta
Deal found 9/15$777
This Delta deal was found by Cheapflights users on 9/16. 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 12/235:30 amLIS - MDW
2 stops17h 50mDelta
Wed 1/141:00 pmMDW - LIS
2 stops16h 20mDelta
Deal found 9/16$779

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portugal to Midway 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 September 17, 2025.
Use the filters below to find and compare flights from Portugal to Chicago Midway Airport that are best for you.

Fly from

Portugal

Fly to

Midway

Route

Depart

Return

Price

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/23

5:00 am-6:25 pm

2 stops19h 25m

Chicago Midway

Mon 10/27

6:23 pm-3:10 pm

2 stops15h 47m

$706

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Wed 10/22

5:00 am-6:25 pm

2 stops19h 25m

Chicago Midway

Mon 10/27

6:23 pm-2:35 pm

2 stops15h 12m

$708

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/30

5:00 am-6:25 pm

2 stops18h 25m

Chicago Midway

Thu 11/6

9:35 am-10:35 am

2 stops19h 00m

$755

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/23

5:00 am-6:25 pm

2 stops19h 25m

Chicago Midway

Wed 11/5

1:08 pm-10:35 am

2 stops15h 27m

$755

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/23

5:00 am-6:25 pm

2 stops19h 25m

Chicago Midway

Wed 11/5

5:09 pm-6:30 pm

2 stops19h 21m

$758

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/30

12:05 pm-11:25 pm

1 stop16h 20m

Chicago Midway

Thu 11/6

6:26 pm-11:40 am

1 stop11h 14m

$772

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Thu 10/23

5:55 pm-11:25 pm

1 stop11h 30m

Chicago Midway

Wed 11/5

2:06 pm-11:40 am

2 stops39h 34m

$772

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Wed 11/26

5:30 am-6:08 pm

2 stops18h 38m

Chicago Midway

Thu 12/11

1:14 pm-8:55 am

2 stops13h 41m

$777

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Wed 11/19

6:15 am-11:42 am

2 stops35h 27m

$435

LisbonChicago

LIS - MDW

LISMDW

Lisbon Humberto Delgado

Mon 10/27

9:05 pm-11:25 pm

3 stops31h 20m

$477

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 19 results
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Best time to book a flight from Portugal to Midway

Have a flexible travel schedule? Discover the best time to fly to Midway from Portugal 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 Portugal to Chicago Midway Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Midway. 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 Portugal to Chicago Midway Airport?

    Delta can get you from Portugal to Chicago Midway Airport in just under 19h 25m. Your travel time can differ by up to . Portugal and Chicago Midway Airport are separated by a distance of 3994 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal to Midway 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 Portugal to Chicago Midway Airport?

    Currently, April is the cheapest month in which you can book a flight from Portugal to Chicago Midway Airport (average of $160). Flying from Portugal to Chicago Midway Airport in November is currently the most expensive (average of $249). 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

Traveling to a place near Chicago Midway Airport?

Book flights to Chicago Midway Airport if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

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Alternative routes for Portugal to Midway

See prices for flight routes from nearby airports that may be better suited for you.
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