How long is the flight from Porto to Kansas City?

American Airlines and United Airlines can get you from Porto to Kansas City in just under 20h 19m. Your travel time can differ by up to 1h 40m. The distance from Porto to Kansas City is about 4333 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Kansas City ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Kansas City when rainfall is around 1.1 in.

If weather is an important factor for your trip to Kansas City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

What is the cheapest time of day to fly from OPO to MCI?

When flying from Porto to Kansas City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Porto-Kansas City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Kansas City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Kansas City flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Porto-Kansas City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Kansas City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Porto to Kansas City that include hotel bookings?

Yes. In addition to deals on Porto to Kansas City flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Porto to Kansas City?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Kansas City.

Can I find deals for business class flights from Porto to Kansas City?

Yes. Cheapflights offers flight deals from Porto to Kansas City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$589+ Flights from Porto to Kansas City

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1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Porto to Kansas City

Cheapest flights from Porto to Kansas City
Explore the most affordable flight options available from Porto to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Sun 2/88:20 am

OPO

MCI

2 stops20h 19m

American Airlines

Thu 2/125:15 am

MCI

OPO

2 stops44h 25m

American Airlines

Deal found 1/25

$1,064

Sun 2/86:00 am

OPO

MCI

2 stops21h 59m

United Airlines

Thu 2/128:00 am

MCI

OPO

2 stops45h 40m

United Airlines

Deal found 1/27

$1,098

Best flights from Porto to Kansas City
Discover carefully curated flight deals from Porto to Kansas City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 28, 2026.

Sun 2/88:20 am

OPO

MCI

2 stops20h 19m

American Airlines

Thu 2/125:15 am

MCI

OPO

2 stops44h 25m

American Airlines

Deal found 1/25

$1,064

Sun 2/86:00 am

OPO

MCI

2 stops21h 59m

United Airlines

Thu 2/128:00 am

MCI

OPO

2 stops45h 40m

United Airlines

Deal found 1/27

$1,098

Last-minute flights from Porto to Kansas City
Discover last-minute flight deals from Porto to Kansas City. Data last updated January 28, 2026 and is based on user searches.

Sun 2/88:20 am

OPO

MCI

2 stops20h 19m

American Airlines

Thu 2/125:15 am

MCI

OPO

2 stops44h 25m

American Airlines

Deal found 1/25

$1,064

Sun 2/86:00 am

OPO

MCI

2 stops21h 59m

United Airlines

Thu 2/128:00 am

MCI

OPO

2 stops45h 40m

United Airlines

Deal found 1/27

$1,098

One-way flights from Porto to Kansas City
Search for one-way flight options from Porto to Kansas City. Find affordable one-way fares based on user searches. Data last updated January 28, 2026.

Wed 5/1312:25 pm

OPO

MCI

2 stops17h 59m

Iberia

Deal found 1/27

$589

Mon 5/118:20 am

OPO

MCI

2 stops35h 27m

American Airlines

Deal found 1/27

$613

Wed 6/248:20 am

OPO

MCI

2 stops21h 36m

American Airlines

Deal found 1/27

$618

Mon 6/297:10 pm

OPO

MCI

3 stops33h 40m

Multiple Airlines

Deal found 1/27

$638

Sun 6/288:25 am

OPO

MCI

3 stops56h 42m

Multiple Airlines

Deal found 1/27

$679

Wed 6/248:20 am

OPO

MCI

3 stops32h 43m

Multiple Airlines

Deal found 1/27

$684

Sat 6/271:30 pm

OPO

MCI

2 stops13h 40m

Multiple Airlines

Deal found 1/27

$690

Fri 6/267:35 pm

OPO

MCI

3 stops31h 35m

Multiple Airlines

Deal found 1/27

$693

Sun 5/178:25 am

OPO

MCI

2 stops15h 06m

Multiple Airlines

Deal found 1/27

$709

Thu 6/251:30 pm

OPO

MCI

3 stops39h 40m

Multiple Airlines

Deal found 1/27

$757

Find flight deals from Porto to Kansas City

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,064 (American Airlines)
One-way from	$589 (Iberia)

Provider with most accurate pricing for Porto-Kansas City flight deals.

Search Deals

Provider most trusted by Cheapflights users for Porto-Kansas City flights.

Search Deals

From Porto to Kansas City

Search Deals

One-way flight from Porto to Kansas City

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sun 2/8

8:20 am-10:39 pm

2 stops20h 19m

Kansas City

Thu 2/12

5:15 am-7:40 am

2 stops44h 25m

$1,064

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sun 2/8

6:00 am-9:59 pm

2 stops21h 59m

Kansas City

Thu 2/12

8:00 am-11:40 am

2 stops45h 40m

$1,098

PortoKansas City

OPO - MCI

OPOMCI

Porto

Wed 5/13

12:25 pm-12:24 am

2 stops17h 59m

$589

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 5/12

8:20 am-1:47 pm

2 stops35h 27m

$613

PortoKansas City

OPO - MCI

OPOMCI

Porto

Fri 5/15

12:25 pm-5:07 pm

2 stops34h 42m

$613

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sat 5/16

8:20 am-12:24 am

2 stops22h 04m

$613

PortoKansas City

OPO - MCI

OPOMCI

Porto

Wed 5/13

12:25 pm-12:24 am

2 stops17h 59m

$613

PortoKansas City

OPO - MCI

OPOMCI

Porto

Mon 6/29

1:30 pm-11:33 pm

2 stops40h 03m

$674

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sat 6/27

1:30 pm-9:10 pm

2 stops13h 40m

$690

PortoKansas City

OPO - MCI

OPOMCI

Porto

Thu 6/25

1:30 pm-11:10 pm

3 stops39h 40m

$757

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 13 results

Compare providers for flights from Porto to Kansas City

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Kansas City in January.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy2 stars	Trust Score*2 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Porto-Kansas City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Porto-Kansas City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Porto-Kansas City flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Porto-Kansas City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Kansas City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to Kansas City

Have a flexible travel schedule? Discover the best time to fly to Kansas City from Porto with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

How long is the flight from Porto to Kansas City?
American Airlines and United Airlines can get you from Porto to Kansas City in just under 20h 19m. Your travel time can differ by up to 1h 40m. The distance from Porto to Kansas City is about 4333 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Porto to Kansas City that include hotel bookings?
Yes. In addition to deals on Porto to Kansas City flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Porto to Kansas City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Kansas City.
Can I find deals for business class flights from Porto to Kansas City?
Yes. Cheapflights offers flight deals from Porto to Kansas City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$589+ Cheap flights from Porto (OPO) to Kansas City (MCI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Porto to Kansas City with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Porto to Kansas City

Cheapest flights from Porto to Kansas CityExplore the most affordable flight options available from Porto to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Explore the most affordable flight options available from Porto to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

Find flight deals from Porto to Kansas City

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto to Kansas City that are best for you.

Compare providers for flights from Porto to Kansas City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Kansas City in January.

Best time to book a flight from Porto to Kansas City

Have a flexible travel schedule? Discover the best time to fly to Kansas City from Porto with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Porto to Kansas City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Porto to Kansas City?

Can I find deals for flights from Porto to Kansas City that include hotel bookings?

How can I find direct flights from Porto to Kansas City?

Can I find deals for business class flights from Porto to Kansas City?

Traveling to a place near Kansas City?

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Cheapest flights from Porto to Kansas City
Explore the most affordable flight options available from Porto to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.