Cheap flights from Porto to Chicago from $0
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Discover deals on Porto to Chicago flights
Typical range $0–$0•Cheapest found $0
Checking latest prices...Find cheap flights from Porto to Chicago
Best
1 stop
8 Feb
DEP
05:00
OPO
1×
14:45
ORD
15h 45m
8 Feb
DEPARTURE
05:00 - 14:45
15h 45m
OPO
1 stop
ORD
1 stop
8 Feb
DEP
06:55
OPO
1×
14:45
ORD
13h 50m
8 Feb
DEPARTURE
06:55 - 14:45
13h 50m
OPO
1 stop
ORD
TAP Air Portugal flights from Porto to Chicago
Our best TAP Air Portugal deals on Porto to Chicago tickets
Best
1 stop
8 Feb
DEP
05:00
OPO
1×
14:45
ORD
15h 45m
8 Feb
DEPARTURE
05:00 - 14:45
15h 45m
OPO
1 stop
ORD
1 stop
8 Feb
DEP
06:55
OPO
1×
14:45
ORD
13h 50m
8 Feb
DEPARTURE
06:55 - 14:45
13h 50m
OPO
1 stop
ORD
Iberia flights from Porto to Chicago
Our best Iberia deals on Porto to Chicago tickets
Best
1 stop
8 Feb
DEP
08:20
OPO
1×
14:55
ORD
12h 35m
8 Feb
DEPARTURE
08:20 - 14:55
12h 35m
OPO
1 stop
ORD
2 stops
8 Feb
DEP
08:20
OPO
2×
20:10
ORD
17h 50m
8 Feb
DEPARTURE
08:20 - 20:10
17h 50m
OPO
2 stops
ORD
Turkish Airlines flights from Porto to Chicago
Our best Turkish Airlines deals on Porto to Chicago tickets
Best
1 stop
8 Feb
DEP
16:30
OPO
1×
18:25
ORD
--
8 Feb
DEPARTURE
16:30 - 18:25
--
OPO
1 stop
ORD
1 stop
8 Feb
DEP
16:30
OPO
1×
10:05
ORD
23h 35m
8 Feb
DEPARTURE
16:30 - 10:05
23h 35m
OPO
1 stop
ORD
American Airlines flights from Porto to Chicago
Our best American Airlines deals on Porto to Chicago tickets
Best
1 stop
8 Feb
DEP
08:20
OPO
1×
14:55
ORD
12h 35m
8 Feb
DEPARTURE
08:20 - 14:55
12h 35m
OPO
1 stop
ORD
SWISS flights from Porto to Chicago
Our best SWISS deals on Porto to Chicago tickets
Best
1 stop
8 Feb
DEP
19:25
OPO
1×
16:20
ORD
--
8 Feb
DEPARTURE
19:25 - 16:20
--
OPO
1 stop
ORD
What's the cheapest day of the week to fly from Porto to Chicago?
If your flying dates are flexible, you should consider flying to Chicago on a Thu, as we generally find the cheapest rates on that day. On the other hand, Sat is the most expensive day to fly.
What is the cheapest month to fly from Porto to Chicago?
The cheapest month for flights from Porto to Chicago is Sep, where tickets cost $828 on average. The most expensive months are Jul.
JanFebMarAprMayJunJulAugSepOctNovDec
$1195$1012$828
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Everything you should know
Cheapest one-way flight
$885
Typical prices: $885–$1185
When to book
6 weeks
in advance to save around 35%
Good to know
💰
Save money
Compare prices across airlines to find the best deal. Prices can vary significantly.
📅
Be flexible
Flying midweek or in off-peak seasons can save you up to 30% on airfare.
⏰
Book early
Booking 6+ weeks in advance typically offers the best prices.
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Frequently asked questions
The cheapest flight from Porto to Chicago currently costs AUD $885. Prices typically range from $885 to $1185. Prices change frequently, so we recommend booking early and being flexible with your travel dates.