Route Price Intelligence
Cheap Flights From Chicago to Porto
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$811
Great Deal
Under $734
Typical Range
$734 – $949
Lowest We've Seen
$399
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$740
Feb
$734
Mar
$734
Apr
$751
May
$901
Jun
$1,068
Jul
$901
Aug
$811
Sep
$743
Oct
$688
Nov
$628
Dec
$861
Cheapest Average Expensive
Best Time to Fly from Chicago to Porto
The cheapest time to fly from Chicago to Porto is typically November, when fares average around $628. The most expensive month tends to be June at around $1,068. For the best deals, consider flying in November, October, February.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: November13,225 fares analyzedTypical low: $597
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