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$499+ 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MCI
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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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 March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:10 pm
OPO
-
MCI
2 stops26h 42m
United Airlines
Mon 4/2711:28 am
MCI
-
OPO
2 stops16h 17m
United Airlines
Deal found 3/8$939
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/812:25 pm
OPO
-
MCI
2 stops26h 29m
American Airlines
Sun 4/126:06 pm
MCI
-
OPO
2 stops55h 34m
American Airlines
Deal found 3/5$953

Find flight deals from Porto to Kansas City

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Kansas City (MCI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$939
(United Airlines)

One-way from

$499
(Kiwi.com)
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
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One-way flight from Porto to Kansas City
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Kansas City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Porto to Kansas City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortoKansas City

OPO - MCI

OPOMCI

Porto

Thu 4/23

6:00 am-7:45 pm

2 stops19h 45m

Kansas City

Mon 4/27

8:00 am-9:45 am

2 stops19h 45m

$939

PortoKansas City

OPO - MCI

OPOMCI

Porto

Wed 4/8

12:25 pm-8:54 am

2 stops26h 29m

Kansas City

Sun 4/12

6:06 pm-7:40 am

2 stops55h 34m

$953
Cheapest one-way

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 6/9

10:25 pm-5:06 pm

3 stops48h 41m

$539

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sun 3/22

7:40 pm-11:29 am

3 stops44h 49m

$813
Quickest one-way

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 6/9

12:35 pm-11:59 pm

1 stop17h 24m

$1,025

PortoKansas City

OPO - MCI

OPOMCI

Porto

Sun 3/22

6:00 am-12:19 pm

2 stops59h 19m

$1,067

PortoKansas City

OPO - MCI

OPOMCI

Porto

Thu 7/2

12:35 pm-4:22 pm

3 stops57h 47m

$1,390

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Sorted by cheapest first

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 March.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust 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

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?

    United Airlines and American Airlines can get you from Porto to Kansas City in just under 19h 45m. Your travel time can differ by up to 6h 44m. 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

Traveling to a place near Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Lee's Summit
Independence
Kansas City
Warrensburg
Belton
Overland Park
Lenexa
Liberty
North Kansas City
Lansing
Lawrence
Olathe
Shawnee

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