$633+ Cheap flights from Porto (OPO) to Kansas City (MCI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MCI
Oct 7 — Oct 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Porto to Kansas City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Porto to Kansas City
Cheapest
Best
Last-minute
One-way
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 September 7, 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 September 7, 2026.
This Air France deal was found by Cheapflights users on 9/3. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:00 am -
2 stops18h 00m
Mon 9/215:45 pm -
2 stops15h 40m
Deal found 9/3![Multiple Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:25 pm -
1 stop14h 14m
Mon 9/215:45 pm -
2 stops15h 40m
Deal found 9/3![Delta logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/126:00 am -
2 stops21h 51m
Sun 11/159:49 am -
2 stops17h 41m
Deal found 9/2![United Airlines logo]()
$1,024
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:10 am -
2 stops22h 04m
Wed 9/235:45 pm -
2 stops22h 15m
Deal found 9/4![Delta logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/1712:35 pm -
1 stop17h 24m
Mon 9/213:44 pm -
1 stop12h 01m
Deal found 9/3![United Airlines logo]()
$1,048
This KLM deal was found by Cheapflights users on 9/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:00 am -
2 stops18h 00m
Sat 9/2611:30 am -
2 stops15h 00m
Deal found 9/6![Multiple Airlines logo]()
$1,106
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:00 am -
2 stops19h 35m
Sat 9/261:10 pm -
1 stop15h 10m
Deal found 9/6![Delta logo]()
$1,132
Best flights from Porto to Kansas CityDiscover 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 September 7, 2026.
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 September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/126:00 am -
2 stops21h 51m
Sun 11/153:20 pm -
1 stop12h 10m
Deal found 9/2![United Airlines logo]()
$1,024
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:10 am -
2 stops22h 04m
Wed 9/235:45 pm -
2 stops22h 15m
Deal found 9/4![Delta logo]()
$1,033
Last-minute flights from Porto to Kansas CityDiscover last-minute flight deals from Porto to Kansas City. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Kansas City. Data last updated September 7, 2026 and is based on user searches.
This Air France deal was found by Cheapflights users on 9/3. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:00 am -
2 stops18h 00m
Mon 9/215:45 pm -
2 stops15h 40m
Deal found 9/3![Multiple Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:25 pm -
1 stop14h 14m
Mon 9/215:45 pm -
2 stops15h 40m
Deal found 9/3![Delta logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/1712:35 pm -
1 stop17h 24m
Mon 9/213:44 pm -
1 stop12h 01m
Deal found 9/3![United Airlines logo]()
$1,048
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:10 am -
2 stops22h 04m
Wed 9/235:45 pm -
2 stops22h 15m
Deal found 9/4![Delta logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 9/199:00 am -
2 stops20h 30m
Wed 9/236:00 am -
1 stop21h 45m
Deal found 9/4![United Airlines logo]()
$1,051
This Air France deal was found by Cheapflights users on 9/4. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:10 am -
2 stops18h 53m
Wed 9/2312:19 pm -
1 stop16h 11m
Deal found 9/4![Air France logo]()
$1,888
This KLM deal was found by Cheapflights users on 9/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:00 am -
2 stops18h 00m
Sat 9/2611:30 am -
2 stops15h 00m
Deal found 9/6![Multiple Airlines logo]()
$1,106
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:00 am -
2 stops19h 35m
Sat 9/261:10 pm -
1 stop15h 10m
Deal found 9/6![Delta logo]()
$1,132
One-way flights from Porto to Kansas CitySearch for one-way flight options from Porto to Kansas City. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Porto to Kansas City. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/138:00 pm -
3 stops51h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$633
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:55 am -
3 stops55h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$744
This Finnair deal was found by Cheapflights users on 9/3. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:25 pm -
2 stops16h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$834
This Iberia deal was found by Cheapflights users on 9/4. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:40 pm -
2 stops27h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Iberia logo]()
$837
This Iberia deal was found by Cheapflights users on 9/4. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:40 pm -
2 stops32h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Iberia logo]()
$851
This FlightHub deal was found by Cheapflights users on 9/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:35 pm -
1 stop17h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Lufthansa logo]()
$1,084
This FlightHub deal was found by Cheapflights users on 9/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:35 pm -
1 stop17h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Lufthansa logo]()
$1,087
This Air Canada deal was found by Cheapflights users on 9/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:15 am -
3 stops27h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Air Canada logo]()
$1,099
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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $864 (Air France) |
One-way from | $633 (Kiwi.com) |
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 7,457,451 searches. Data last updated September 7, 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
Cheapest round-trip
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Sat 2/13
8:00 pm-5:34 pm
3 stops51h 34m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$633
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Sat 10/3
6:55 am-8:26 am
3 stops55h 31m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$744
Quickest round-trip
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Tue 10/20
12:25 pm-11:23 pm
2 stops16h 58m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$834
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Tue 10/20
8:40 pm-6:39 pm
2 stops27h 59m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$837
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Thu 11/12
6:00 am-9:51 pm
2 stops21h 51m
Kansas City
Sun 11/15
3:20 pm-9:30 am
1 stop12h 10m
$1,024
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Sat 9/19
6:10 am-10:14 pm
2 stops22h 04m
Kansas City
Wed 9/23
5:45 pm-10:00 pm
2 stops22h 15m
$1,033
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Sat 10/3
12:35 pm-11:59 pm
1 stop17h 24m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,084
PortoKansas City
OPO Porto - MCI Kansas City
OPOMCI
Porto
Tue 10/20
11:15 am-9:07 am
3 stops27h 52m
Kansas City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$1,101
Sorted by cheapest first
- 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.
OPO-MCI
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.
Traveling to a place near Kansas City?
Book flights to Kansas City if you plan to visit one of these locationsLee's Summit
Kansas City
Independence
Overland Park
Warrensburg
Lenexa
North Kansas City
Lansing
Liberty
Lawrence
Shawnee
Olathe
Belton
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Porto
Popular flights