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

KLM, Delta, and Virgin Atlantic are the most popular carriers 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.

$301 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.

1:14 pm - 10:30 amMDW-OPO

15h 16m2 stops

6:05 am - 11:47 pmOPO-MDW

23h 42m2 stops

$492Delta

Find Deal

Tue, Dec 9 - Tue, Dec 16

5:34 pm - 5:30 pmMDW-LIS

17h 56m2 stops

11:25 am - 11:40 pmLIS-MDW

18h 15m2 stops

$500Delta

Find Deal

Wed, Nov 12 - Wed, Nov 19

1:15 pm - 11:20 amMDW-LIS

16h 05m2 stops

5:30 am - 6:08 pmLIS-MDW

18h 38m2 stops

$506Delta

Find Deal

Mon, Nov 17 - Tue, Nov 25

9:34 am - 10:30 amMDW-OPO

18h 56m2 stops

6:30 am - 6:18 pmOPO-MDW

17h 48m2 stops

$517Delta

Find Deal

Tue, Dec 2 - Mon, Dec 8

10:36 am - 10:30 amMDW-OPO

17h 54m2 stops

6:30 am - 6:18 pmOPO-MDW

17h 48m2 stops

$522Delta

Find Deal

Thu, Dec 4 - Fri, Dec 12

11:21 am - 11:20 amMDW-LIS

17h 59m2 stops

5:00 am - 4:31 pmLIS-MDW

17h 31m2 stops

$525Delta

Find Deal

Wed, Jan 14 - Sun, Jan 18

5:13 pm - 4:55 pmMDW-FAO

41h 42m2 stops

6:50 pm - 6:18 pmFAO-MDW

29h 28m2 stops

$652KLM

Find Deal

Thu, Dec 4 - Sun, Dec 7

5:57 pm - 6:00 pmMDW-LIS

42h 03m2 stops

10:00 am - 3:20 pmLIS-MDW

35h 20m1 stop

$738Multiple Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

5:34 pm - 6:15 pmMDW-FAO

18h 41m2 stops

6:50 pm - 4:39 pmFAO-MDW

27h 49m2 stops

$745KLM

Find Deal

Wed, Nov 19 - Sun, Nov 23

10:47 am - 6:25 pmMDW-FAO

25h 38m2 stops

7:45 pm - 6:18 pmFAO-MDW

28h 33m2 stops

$785KLM

Find Deal

Sun, Nov 16 - Tue, Dec 2

Delta flights from Chicago Midway Airport to Portugal

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

Delta

Nov 12

MDW5:34 pmChicago Midway

17h 56m

2 stops

LIS5:30 pmLisbon Humberto Delgado

Nov 19

LIS11:25 amLisbon Humberto Delgado

18h 15m

2 stops

MDW11:40 pmChicago Midway

$500

Find similar

Delta

Nov 17

MDW1:15 pmChicago Midway

16h 05m

2 stops

LIS11:20 amLisbon Humberto Delgado

Nov 25

LIS5:30 amLisbon Humberto Delgado

18h 38m

2 stops

MDW6:08 pmChicago Midway

$506

Find similar

Delta

Dec 2

MDW9:34 amChicago Midway

18h 56m

2 stops

OPO10:30 amPorto

Dec 8

OPO6:30 amPorto

17h 48m

2 stops

MDW6:18 pmChicago Midway

$517

Find similar

KLM flights from Chicago Midway Airport to Portugal

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

KLM

Dec 9

MDW1:50 pmChicago Midway

14h 40m

2 stops

OPO10:30 amPorto

Dec 16

OPO6:05 amPorto

18h 13m

2 stops

MDW6:18 pmChicago Midway

$492

Find similar

KLM

Dec 4

MDW5:13 pmChicago Midway

41h 42m

2 stops

FAO4:55 pmFaro

Dec 7

FAO6:50 pmFaro

29h 28m

2 stops

MDW6:18 pmChicago Midway

$652

Find similar

KLM

Nov 19

MDW5:34 pmChicago Midway

18h 41m

2 stops

FAO6:15 pmFaro

Nov 23

FAO6:50 pmFaro

27h 49m

2 stops

MDW4:39 pmChicago Midway

$745

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

Tue 12/9

1:14 pm-10:30 am

2 stops15h 16m

Porto

Tue 12/16

6:05 am-11:47 pm

2 stops23h 42m

$492

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 11/12

5:34 pm-5:30 pm

2 stops17h 56m

Lisbon Humberto Delgado

Wed 11/19

11:25 am-11:40 pm

2 stops18h 15m

$500

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Mon 11/17

1:15 pm-11:20 am

2 stops16h 05m

Lisbon Humberto Delgado

Tue 11/25

5:30 am-6:08 pm

2 stops18h 38m

$506

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Tue 12/2

9:34 am-10:30 am

2 stops18h 56m

Porto

Mon 12/8

6:30 am-6:18 pm

2 stops17h 48m

$517

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Thu 12/4

10:36 am-10:30 am

2 stops17h 54m

Porto

Fri 12/12

6:30 am-6:18 pm

2 stops17h 48m

$522

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 1/14

11:21 am-11:20 am

2 stops17h 59m

Lisbon Humberto Delgado

Sun 1/18

5:00 am-4:31 pm

2 stops17h 31m

$525

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Thu 12/4

5:13 pm-4:55 pm

2 stops41h 42m

Faro

Sun 12/7

6:50 pm-6:18 pm

2 stops29h 28m

$652

ChicagoLisbon

MDW - LIS

MDWLIS

Chicago Midway

Wed 11/26

5:57 pm-6:00 pm

2 stops42h 03m

Lisbon Humberto Delgado

Wed 12/3

10:00 am-3:20 pm

1 stop35h 20m

$738

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Wed 11/19

5:34 pm-6:15 pm

2 stops18h 41m

Faro

Sun 11/23

6:50 pm-4:39 pm

2 stops27h 49m

$745

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Sun 11/16

10:47 am-6:25 pm

2 stops25h 38m

Faro

Tue 12/2

7:45 pm-6:18 pm

2 stops28h 33m

$785

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

Direct flights	None

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.