Cheap flights from Chicago to Porto from $246
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 Porto departing on 3/5. 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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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 month to fly to Porto?
The month of January is, on average, the cheapest month to fly to Porto from Chicago, with most prices found around $519. If you aren’t able to travel during the month of January, then book flights to Porto from Chicago during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $523.
What is the cheapest day to depart on your flight to Porto?
The cheapest day to depart on your flight to Porto is on a Monday when prices can be found for as low as $708. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $808. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.
What is the cheapest time of day to depart on your flight to Porto?
In the evening is the cheapest time of day to fly from Chicago to Porto when you can find flight prices for as low as $611. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,018 on average. Flights to Porto from Chicago at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Porto?
In general, most travelers find the cheapest time to book a flight to Porto is about 45 days prior to their departure date when tickets on average are $706. In the past 72 hours, momondo users found flights from Chicago to Porto for as low as $464.
When to book flights from Chicago to Porto
Cheap Chicago to Porto (CHI to OPO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Porto
How far is Chicago to Porto by plane?
A flight from Chicago to Porto will travel around 3927.7 mi. By plane, this route typically takes 10h 35m.
When did momondo last update prices for flights from Chicago to Porto Airport?
Prices for flights from Chicago to Porto Airport refresh daily.
How many operators does momondo search for flights from Chicago to Porto Airport?
As of December 2024, there are 9 operators available to choose from for flights from Chicago to Porto Airport.
How old do you have to be to fly from Chicago to Porto Airport?
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 Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Chicago to Porto?
Based on momondo bookings for flights between Chicago and Porto, the leading airline is Iberia, making up 23% of the total bookings. Other popular airlines include TAP AIR PORTUGAL with 22%, Delta with 15%, and KLM with 13%.
Best airlines flying from Chicago to Porto
Compare and see reviews for airlines that fly from Chicago to Porto with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $423 | Free Cancellation | Rating 7.1 1,881 reviews | |||
| PriceFrom $468 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $487 | Free Cancellation | Rating 7.0 2,650 reviews | |||
| PriceFrom $506 | Free Cancellation | Rating 6.6 6,813 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 8.0 8,580 reviews | |||
| PriceFrom $527 | Free Cancellation | Rating 7.8 1,346 reviews | |||
| PriceFrom $534 | Free Cancellation | Rating 6.8 7,084 reviews | |||
| PriceFrom $616 | Free Cancellation | Rating 7.5 1,605 reviews | |||
| PriceFrom $626 | Free Cancellation | Rating 7.4 9,009 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Chicago to Porto?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Porto. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Porto with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Porto flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Porto?
momondo provides multiple filters to help you find the best flight to Porto from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to Porto right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Chicago to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.