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Cheap flights from Chicago to Portugal from $239

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Portugal departing on 7/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Portugal

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Chicago to Portugal.
TAP AIR PORTUGAL Logo
6:15 pm - 8:15 amORD-LIS
8h 00mnonstop
TAP AIR PORTUGAL Logo
11:25 am - 4:00 pmLIS-ORD
9h 35mnonstop
$486TAP AIR PORTUGAL
Find Deal
Sat, Oct 18 - Wed, Oct 29
TAP AIR PORTUGAL Logo
6:00 pm - 8:00 amORD-LIS
8h 00mnonstop
TAP AIR PORTUGAL Logo
9:20 am - 12:35 pmLIS-ORD
9h 15mnonstop
$522TAP AIR PORTUGAL
Find Deal
Thu, Oct 2 - Thu, Oct 16
Air Canada Logo
8:25 pm - 11:05 amORD-LIS
32h 40m1 stop
Air Canada Logo
11:00 am - 2:45 pmLIS-ORD
33h 45m1 stop
$537Air Canada
Find Deal
Sat, Oct 18 - Tue, Nov 4
Air Canada Logo
10:40 am - 9:20 amORD-LIS
16h 40m1 stop
Air Canada Logo
11:25 am - 9:51 amLIS-ORD
28h 26m1 stop
$581Air Canada
Find Deal
Wed, Oct 15 - Wed, Oct 22
United Airlines Logo
12:50 pm - 9:20 amORD-LIS
14h 30m2 stops
United Airlines Logo
11:25 am - 9:51 amLIS-ORD
28h 26m1 stop
$586United Airlines
Find Deal
Tue, Oct 14 - Fri, Oct 24
United Airlines Logo
8:40 am - 9:25 amORD-OPO
18h 45m1 stop
United Airlines Logo
12:50 pm - 11:49 amOPO-ORD
28h 59m2 stops
$610United Airlines
Find Deal
Wed, Sep 24 - Tue, Sep 30
American Airlines Logo
7:10 pm - 3:30 pmORD-LIS
14h 20m1 stop
American Airlines Logo
6:35 am - 2:15 pmLIS-ORD
13h 40m1 stop
$633American Airlines
Find Deal
Tue, May 13 - Wed, May 21
British Airways Logo
5:00 pm - 11:05 pmORD-LIS
24h 05m1 stop
British Airways Logo
6:35 am - 2:15 pmLIS-ORD
13h 40m1 stop
$694British Airways
Find Deal
Thu, May 15 - Thu, May 22
British Airways Logo
7:15 pm - 11:05 pmORD-LIS
21h 50m1 stop
British Airways Logo
8:45 pm - 6:50 pmLIS-ORD
28h 05m1 stop
$706British Airways
Find Deal
Sun, May 11 - Tue, Jun 10
American Airlines Logo
11:45 am - 7:35 amORD-OPO
13h 50m2 stops
American Airlines Logo
8:15 am - 7:30 pmOPO-ORD
17h 15m2 stops
$712American Airlines
Find Deal
Thu, Sep 18 - Tue, Oct 7

American Airlines flights from Chicago to Portugal

Our best American Airlines deals on Chicago to Portugal flight tickets
American Airlines
May 13
ORD7:10 pmChicago O'Hare Intl
14h 20m
1 stop
LIS3:30 pmLisbon Humberto Delgado
May 21
LIS6:35 amLisbon Humberto Delgado
13h 40m
1 stop
ORD2:15 pmChicago O'Hare Intl
American Airlines
Apr 29
ORD3:51 pmChicago O'Hare Intl
11h 14m
1 stop
LIS9:05 amLisbon Humberto Delgado
May 7
LIS6:35 amLisbon Humberto Delgado
13h 40m
1 stop
ORD2:15 pmChicago O'Hare Intl
American Airlines
Apr 29
ORD2:55 pmChicago O'Hare Intl
12h 10m
1 stop
LIS9:05 amLisbon Humberto Delgado
May 7
LIS11:05 amLisbon Humberto Delgado
13h 40m
2 stops
ORD6:45 pmChicago O'Hare Intl

Aer Lingus flights from Chicago to Portugal

Our best Aer Lingus deals on Chicago to Portugal flight tickets
Aer Lingus
May 12
ORD9:15 pmChicago O'Hare Intl
18h 20m
1 stop
LIS9:35 pmLisbon Humberto Delgado
May 21
LIS10:15 pmLisbon Humberto Delgado
21h 45m
1 stop
ORD2:00 pmChicago O'Hare Intl
Aer Lingus
May 6
ORD9:15 pmChicago O'Hare Intl
18h 20m
1 stop
LIS9:35 pmLisbon Humberto Delgado
May 10
LIS11:25 amLisbon Humberto Delgado
13h 35m
1 stop
ORD7:00 pmChicago O'Hare Intl
Aer Lingus
May 4
ORD3:45 pmChicago O'Hare Intl
13h 00m
1 stop
LIS10:45 amLisbon Humberto Delgado
May 8
LIS11:25 amLisbon Humberto Delgado
13h 35m
1 stop
ORD7:00 pmChicago O'Hare Intl

See travel insights to Portugal from

How to get the cheapest flight ticket from Chicago 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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Chicago is in February. Flight prices, which tend to average around $558, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Chicago during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $588.

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

According to our data, Wednesday is the cheapest day to fly to Portugal from Chicago. The lowest ticket price found for a Wednesday departure recently was $600. 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 Thursday, with ticket prices averaging around $900.

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

Our most recent data shows that the best time of day to fly to Portugal is in the evening. Flights from Chicago to Portugal during this time can be as low as $542. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $808 per ticket.

What is the cheapest Chicago to Portugal flight route?

Fly from Chicago O'Hare Intl to Lisbon Humberto Delgado for the best Chicago - Portugal flight prices

How far in advance should I book a flight to Portugal?

You are more likely to see cheaper flights to Portugal from Chicago when booking 24 weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $776 when searching 24 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Chicago for as low as $773 on momondo.

What cabin class options are available on Chicago to Portugal flights?

There are 3 cabin classes available to choose from on Chicago to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Chicago to Portugal flight deals and tips

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

Best Price Found

$239

Fastest flight time

7h 55m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Portugal

4 airports
The best one-way flight to Portugal from Chicago in the past 72 hours is $239. The best round-trip flight deal from Chicago to Portugal found on momondo in the last 72 hours is $486.
The fastest flight from Chicago to Portugal takes 7h 55m
Direct flights go from Chicago to Portugal on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: TAP AIR PORTUGAL and JetBlue.
There are 4 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS), Funchal Madeira (FNC), Porto (OPO)

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

    Prices for flights from Chicago to Portugal refresh daily.

  • How many operators does momondo search for flights from Chicago to Portugal?

  • How old do you have to be to fly from Chicago 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 to Portugal.

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

    The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Chicago to Portugal?


Best airlines flying from Chicago to Portugal

Compare and see reviews for airlines that fly from Chicago to Portugal with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $416Free CancellationRating
7.1
1,845 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $445Free CancellationRating
7.0
484 reviews
Search Icelandair flights
FinnairPriceFrom $463Free CancellationRating
7.6
1,272 reviews
Search Finnair flights
American AirlinesPriceFrom $468Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $472Free CancellationRating
7.0
2,682 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $490Free CancellationRating
7.4
642 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom $504Free CancellationRating
6.6
6,798 reviews
Search British Airways flights
DeltaPriceFrom $514Free CancellationRating
8.0
7,920 reviews
Search Delta flights
KLMPriceFrom $527Free CancellationRating
7.8
1,333 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $529Free CancellationRating
7.3
1,344 reviews
Search Scandinavian Airlines flights

Why use momondo?

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

Finding the right flight to Portugal from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portugal quick and easy, saving you time and money.

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

All flight searches from Chicago to Portugal on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Chicago and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Portugal, momondo offers a useful price alert feature which will track prices for flights to Portugal from Chicago and alert you when they change.


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