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$404+ Cheap flights from Kansas City (MCI) to Porto (OPO)

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — OPO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Kansas City to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Porto (OPO). 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$812
(United Airlines)

One-way from

$404
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,074
Provider with most accurate pricing for Kansas City-Porto flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Porto flights.
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From Kansas City to Porto
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One-way flight from Kansas City to Porto
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Highest demand for flights based on searches. 22% potential increase in price ($277 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kansas City to Porto

Cheapest flights from Kansas City to Porto
Explore the most affordable flight options available from Kansas City to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This United Airlines deal was found by Cheapflights users on 4/16. 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.
Wed 11/54:19 pmMCI - OPO
1 stop11h 11mUnited Airlines
Thu 11/1312:35 pmOPO - MCI
1 stop15h 52mUnited Airlines
Deal found 4/16$632
This FlightHub deal was found by Cheapflights users on 4/16. 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 9/2311:33 amMCI - OPO
2 stops17h 42mLufthansa
Thu 10/24:35 pmOPO - MCI
2 stops35h 07mLufthansa
Deal found 4/16$855
This Delta deal was found by Cheapflights users on 4/16. 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 5/83:59 pmMCI - OPO
2 stops17h 31mDelta
Sat 5/176:40 amOPO - MCI
2 stops22h 39mDelta
Deal found 4/16$899
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:15 amMCI - OPO
3 stops30h 20mMultiple Airlines
Sun 6/86:05 pmOPO - MCI
2 stops22h 43mMultiple Airlines
Deal found 4/17$1,021
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Fri 4/187:45 amMCI - OPO
2 stops44h 00mTurkish Airlines
Sun 5/410:45 amOPO - MCI
2 stops41h 02mTurkish Airlines
Deal found 4/17$1,540
This Air Canada deal was found by Cheapflights users on 4/17. 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.
Thu 5/83:30 pmMCI - OPO
3 stops17h 30mAir Canada
Sat 5/179:00 amOPO - MCI
3 stops18h 47mAir Canada
Deal found 4/17$1,739
This AranGrant deal was found by Cheapflights users on 4/16. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/184:19 pmMCI - OPO
2 stops17h 36mIberia
Sat 11/18:20 amOPO - MCI
2 stops18h 48mIberia
Deal found 4/16$3,365

Cheapflights Fare Finder

Customize your flight search to find flights from Kansas City to Porto 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 April 17, 2025.
Use the filters below to find and compare flights from Kansas City to Porto that are best for you.

Fly from

Kansas City

Fly to

Porto

Route

Depart

Return

Price

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 9/22

11:33 am-9:35 am

2 stops16h 02m

Porto

Thu 10/2

12:10 pm-9:09 am

2 stops26h 59m

$812

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 9/23

11:33 am-11:15 am

2 stops17h 42m

Porto

Thu 10/2

4:35 pm-9:42 pm

2 stops35h 07m

$855

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Thu 5/8

3:59 pm-3:30 pm

2 stops17h 31m

Porto

Sat 5/17

6:40 am-11:19 pm

2 stops22h 39m

$899

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sun 6/1

10:15 am-10:35 pm

3 stops30h 20m

Porto

Sun 6/8

6:05 pm-10:48 am

2 stops22h 43m

$1,021

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Thu 5/8

3:30 pm-3:00 pm

3 stops17h 30m

Porto

Sat 5/17

9:00 am-9:47 pm

3 stops18h 47m

$1,739

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 5/12

8:51 pm-5:45 pm

3 stops38h 54m

$404

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 5/12

8:00 am-9:45 am

2 stops19h 45m

$607

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 5/12

3:30 pm-3:00 pm

3 stops17h 30m

$1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Kansas City to Porto

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 Kansas City to Porto in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Kansas City-Porto flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Kansas City-Porto flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Kansas City-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-Porto flights, Cheapflights users trust AranGrant the most. AranGrant 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 Kansas City-Porto 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 Kansas City to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Kansas City 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.

Cheapflights Insights

Everything you need to know about your flight from Kansas City to Porto

What is the cheapest month to book a flight from Kansas City to Porto?

Currently, January is the cheapest month in which you can book a flight from Kansas City to Porto (average of $523). Flying from Kansas City to Porto in June is currently the most expensive (average of $1,081). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Kansas City to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 14% on flights from Kansas City to Porto by exploring options for tickets at noon.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,143 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.7
Okay
7,012 reviews
Delta
8.0
Very good
7,916 reviews

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines flying from Kansas City to Porto round-trip?

    Cheapflights users have booked flights from Kansas City to Porto round-trip from $812. Other airlines that can offer you cheap pricing are Lufthansa, from $855, and Delta, from $899. You may be able to fly from Kansas City to Porto for 14% less than the average price by searching for these airlines.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Kansas City to Porto?

    Currently, January is the cheapest month in which you can book a flight from Kansas City to Porto (average of $523). Flying from Kansas City to Porto in June is currently the most expensive (average of $1,081). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kansas City?

Book flights to Kansas City if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Kansas City to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Kansas City to Porto

Discover the top 2 airlines that operate flights from Kansas City to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$611Average$1,002FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$622Average$1,115FlexibilityNo cancel feeOn-time69%

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