What is the cheapest airline that flies from Chicago Midway to Portugal?

KLM is the most popular carrier operating from Chicago Midway to Portugal

When did momondo last update prices for flights from Chicago Midway Airport to Portugal?

Prices for flights from Chicago Midway Airport to Portugal are refreshed on a daily basis.

How old do you have to be to fly from Chicago Midway Airport to Portugal?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago Midway Airport to Portugal.

What documentation or ID do you need to fly to Portugal?

The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$253 Cheap Flights from Chicago Midway Airport to Portugal in 2025/26

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Find the cheapest flights from Chicago Midway Airport to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:48 pm - 10:30 am

MDW

OPO

15h 42m2 stops

4:10 pm - 5:45 pm

OPO

MDW

31h 35m2 stops

$492Multiple Airlines

Wed, Feb 4 - Wed, Feb 11

1:26 pm - 11:20 am

MDW

LIS

15h 54m2 stops

5:00 am - 5:37 pm

LIS

MDW

18h 37m2 stops

$500Delta

Mon, Feb 16 - Tue, Feb 24

1:26 pm - 3:10 pm

MDW

LIS

19h 44m2 stops

5:00 am - 5:55 pm

LIS

MDW

18h 55m2 stops

$525Delta

Sun, Jan 25 - Sun, Feb 1

9:32 am - 10:35 am

MDW

LIS

19h 03m2 stops

5:00 am - 6:36 pm

LIS

MDW

19h 36m2 stops

$531Delta

Thu, Jan 15 - Thu, Jan 22

2:03 pm - 11:20 am

MDW

LIS

16h 17m2 stops

5:00 am - 5:55 pm

LIS

MDW

18h 55m2 stops

$539Delta

Mon, Mar 9 - Wed, Apr 8

1:28 pm - 11:20 am

MDW

LIS

15h 52m2 stops

5:00 am - 5:29 pm

LIS

MDW

18h 29m2 stops

$540Delta

Sun, Jan 11 - Wed, Jan 21

1:26 pm - 10:35 am

MDW

LIS

15h 09m2 stops

5:30 am - 4:16 pm

LIS

MDW

16h 46m2 stops

$553Multiple Airlines

Sat, Jan 24 - Sat, Jan 31

1:26 pm - 10:30 am

MDW

OPO

15h 04m2 stops

5:00 am - 4:16 pm

OPO

MDW

17h 16m2 stops

$697KLM

Sat, Jan 24 - Sat, Jan 31

1:26 pm - 10:10 am

MDW

FAO

14h 44m2 stops

5:45 pm - 5:55 pm

FAO

MDW

30h 10m2 stops

$860KLM

Sat, Jan 24 - Sat, Jan 31

1:28 pm - 10:30 am

MDW

OPO

15h 02m2 stops

6:30 am - 6:36 pm

OPO

MDW

18h 06m2 stops

$913KLM

Thu, Jan 15 - Mon, Jan 19

Delta flights from Chicago Midway Airport to Portugal

Our best Delta deals on Chicago Midway Airport to Portugal flight tickets

Delta

Feb 16

MDW1:26 pmChicago Midway

15h 54m

2 stops

LIS11:20 amLisbon Humberto Delgado

Feb 24

LIS5:00 amLisbon Humberto Delgado

18h 37m

2 stops

MDW5:37 pmChicago Midway

$500

Find similar

Delta

Jan 25

MDW1:26 pmChicago Midway

19h 44m

2 stops

LIS3:10 pmLisbon Humberto Delgado

Feb 1

LIS5:00 amLisbon Humberto Delgado

18h 55m

2 stops

MDW5:55 pmChicago Midway

$525

Find similar

Delta

Jan 15

MDW9:32 amChicago Midway

19h 03m

2 stops

LIS10:35 amLisbon Humberto Delgado

Jan 22

LIS5:00 amLisbon Humberto Delgado

19h 36m

2 stops

MDW6:36 pmChicago Midway

$531

Find similar

KLM flights from Chicago Midway Airport to Portugal

Our best KLM deals on Chicago Midway Airport to Portugal flight tickets

KLM

Jan 24

MDW1:26 pmChicago Midway

15h 04m

2 stops

OPO10:30 amPorto

Jan 31

OPO5:00 amPorto

17h 16m

2 stops

MDW4:16 pmChicago Midway

$697

Find similar

KLM

Jan 24

MDW1:26 pmChicago Midway

14h 44m

2 stops

FAO10:10 amFaro

Jan 31

FAO5:45 pmFaro

30h 10m

2 stops

MDW5:55 pmChicago Midway

$860

Find similar

KLM

Jan 15

MDW1:28 pmChicago Midway

15h 02m

2 stops

OPO10:30 amPorto

Jan 19

OPO6:30 amPorto

18h 06m

2 stops

MDW6:36 pmChicago Midway

$913

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Wed 2/4

12:48 pm-10:30 am

2 stops15h 42m

Porto

Wed 2/11

4:10 pm-5:45 pm

2 stops31h 35m

$492

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 2/16

1:26 pm-11:20 am

2 stops15h 54m

Lisbon Humberto Delgado

Tue 2/24

5:00 am-5:37 pm

2 stops18h 37m

$500

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Sun 1/25

1:26 pm-3:10 pm

2 stops19h 44m

Lisbon Humberto Delgado

Sun 2/1

5:00 am-5:55 pm

2 stops18h 55m

$525

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Thu 1/15

9:32 am-10:35 am

2 stops19h 03m

Lisbon Humberto Delgado

Thu 1/22

5:00 am-6:36 pm

2 stops19h 36m

$531

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 3/9

2:03 pm-11:20 am

2 stops16h 17m

Lisbon Humberto Delgado

Wed 4/8

5:00 am-5:55 pm

2 stops18h 55m

$539

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Sun 1/11

1:28 pm-11:20 am

2 stops15h 52m

Lisbon Humberto Delgado

Wed 1/21

5:00 am-5:29 pm

2 stops18h 29m

$540

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Sat 1/24

1:26 pm-10:35 am

2 stops15h 09m

Lisbon Humberto Delgado

Sat 1/31

5:30 am-4:16 pm

2 stops16h 46m

$553

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Sat 1/24

1:26 pm-10:30 am

2 stops15h 04m

Porto

Sat 1/31

5:00 am-4:16 pm

2 stops17h 16m

$697

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Sat 1/24

1:26 pm-10:10 am

2 stops14h 44m

Faro

Sat 1/31

5:45 pm-5:55 pm

2 stops30h 10m

$860

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Thu 1/15

1:28 pm-10:30 am

2 stops15h 02m

Porto

Mon 1/19

6:30 am-6:36 pm

2 stops18h 06m

$913

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 Midway Airport to Portugal

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

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

According to our data, Sunday is the cheapest day to fly to Portugal from Chicago Midway Airport. The lowest ticket price found for a Sunday departure recently was $851. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Saturday, with ticket prices averaging around $879.

Cheap Chicago Midway Airport to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago Midway Airport to Portugal

Fastest flight time	14h 15m
Direct flights	None

The fastest flight from Chicago Midway Airport to Portugal takes 14h 15m

There are no direct flights from Chicago Midway Airport to Portugal. There are no popular flight routes from Chicago Midway Airport to Portugal.

Search flight deals

When did momondo last update prices for flights from Chicago Midway Airport to Portugal?
Prices for flights from Chicago Midway Airport to Portugal are refreshed on a daily basis.
How old do you have to be to fly from Chicago Midway Airport to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago Midway Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The necessary travel and health documents for your Portugal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Portugal. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Portugal from Chicago which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Chicago to Portugal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Portugal from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.