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Easily compare round-trip flights from Chicago to Porto
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Porto by changing tabs
Quickest
Cheapest
TAP AIR PORTUGAL
27 Jan
ORD
12:20 pm
Chicago O'Hare Intl airport
12h 40m
1 Stop
7:00 am
+1
OPO
Porto airport
03 Feb
OPO
10:00 am
Porto airport
12h 35m
1 Stop
4:35 pm
ORD
Chicago O'Hare Intl airport
551 USD
TAP AIR PORTUGAL
27 Jan
ORD
12:20 pm
Chicago O'Hare Intl airport
12h 40m
1 Stop
7:00 am
+1
OPO
Porto airport
03 Feb
OPO
10:00 am
Porto airport
12h 35m
1 Stop
4:35 pm
ORD
Chicago O'Hare Intl airport
551 USD
TAP AIR PORTUGAL
16 Feb
ORD
12:20 pm
Chicago O'Hare Intl airport
14h 40m
1 Stop
9:00 am
+1
OPO
Porto airport
23 Feb
OPO
8:00 pm
Porto airport
26h 35m
1 Stop
4:35 pm
+1
ORD
Chicago O'Hare Intl airport
577 USD
TAP AIR PORTUGAL
03 Feb
ORD
12:20 pm
Chicago O'Hare Intl airport
10h 40m
1 Stop
5:00 am
+1
OPO
Porto airport
17 Feb
OPO
10:00 am
Porto airport
12h 35m
1 Stop
4:35 pm
ORD
Chicago O'Hare Intl airport
600 USD
TAP AIR PORTUGAL
03 Feb
ORD
12:20 pm
Chicago O'Hare Intl airport
10h 40m
1 Stop
5:00 am
+1
OPO
Porto airport
17 Feb
OPO
10:00 am
Porto airport
12h 35m
1 Stop
4:35 pm
ORD
Chicago O'Hare Intl airport
600 USD
TAP AIR PORTUGAL
27 Jan
ORD
12:20 pm
Chicago O'Hare Intl airport
12h 40m
1 Stop
7:00 am
+1
OPO
Porto airport
03 Feb
OPO
10:00 am
Porto airport
12h 35m
1 Stop
4:35 pm
ORD
Chicago O'Hare Intl airport
551 USD
How to get the cheapest flight ticket from Chicago to Porto
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 day to fly to Porto?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Thursday
When is the cheapest time to fly to Porto?
in the evening
Chicago to Porto flights are approximately 26% more expensive at noon than in the evening
What is the cheapest airline that flies to Porto?
Turkish Airlines
Turkish Airlines, Air Canada, and KLM are the most popular carriers operating from Chicago to Porto
What is the cheapest route?
Chicago O'Hare Intl - Porto
Fly from Chicago O'Hare Intl to Porto for the best Chicago - Porto flight prices
When is the cheapest time to book a flight to Porto?
54 days before
The cheapest time to buy a flight from Chicago to Porto is approximately 54 days to departure
60
Days before departure
0
Flight information for Chicago to Porto (OPO - CHI)
Find info about flight duration, direct flights, and airports for your flight from Chicago to Porto
| Fastest flight time | 12h 40m | The fastest flight from Chicago to Porto takes 12h 40m. | |
| Direct flights | None | There are no direct flights from Chicago to Porto. Popular non-direct routes for this connection are Chicago O'Hare Intl - Porto and Chicago Midway - Porto. | |
| Airports in Porto | 1 airport | There is 1 airport near Porto: Porto (OPO) |
Alternative routes for Chicago to Porto
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Flights to other cities in Portugal
Lost the lust for Portugal? Check out some flights to other cities in Porto
Round-trip flights to other destinations
Lost the lust for Porto? Check out some flights to other destinations
*Flight prices to Porto are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.