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$583+ 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — OPO
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
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 June 15, 2025.

Round-trip from

$589
(United Airlines)

One-way from

$583
(United Airlines)

Popular in

July

Cheapest in

February

Average price

$1,075
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. 21% potential increase in price ($247 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 15, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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 10/223:56 pmMCI - OPO
1 stop11h 49mUnited Airlines
Wed 11/196:00 amOPO - MCI
2 stops19h 57mUnited Airlines
Deal found 6/12$589
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Tue 10/289:48 amMCI - OPO
2 stops16h 52mAmerican Airlines
Thu 11/68:20 amOPO - MCI
2 stops18h 09mAmerican Airlines
Deal found 6/14$608
This KLM deal was found by Cheapflights users on 6/13. 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 10/2812:30 pmMCI - OPO
2 stops17h 20mKLM
Thu 11/611:45 amOPO - MCI
2 stops16h 41mKLM
Deal found 6/13$626
This Expedia deal was found by Cheapflights users on 6/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:12 amMCI - OPO
2 stops30h 43mIberia
Sat 10/114:35 pmOPO - MCI
2 stops57h 40mIberia
Deal found 6/12$894
This Air Canada deal was found by Cheapflights users on 6/13. 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.
Wed 8/279:58 amMCI - OPO
3 stops17h 22mAir Canada
Tue 9/212:50 pmOPO - MCI
3 stops26h 19mAir Canada
Deal found 6/13$955
This Gurufare deal was found by Cheapflights users on 6/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:29 pmMCI - OPO
2 stops22h 51mLufthansa
Mon 9/111:05 amOPO - MCI
2 stops40h 37mLufthansa
Deal found 6/14$986
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 7/21:13 pmMCI - OPO
2 stops20h 17mDelta
Wed 7/99:20 amOPO - MCI
2 stops19h 36mDelta
Deal found 6/14$1,026
This Mytrip deal was found by Cheapflights users on 6/13. 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.
Tue 7/86:27 pmMCI - OPO
2 stops22h 53mMultiple Airlines
Sun 7/1311:20 amOPO - MCI
2 stops53h 28mMultiple Airlines
Deal found 6/13$1,044
This Turkish Airlines deal was found by Cheapflights users on 6/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:00 amMCI - OPO
2 stops25h 10mTurkish Airlines
Mon 11/2410:55 amOPO - MCI
2 stops40h 55mTurkish Airlines
Deal found 6/14$4,032

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 June 15, 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

Wed 10/22

3:56 pm-9:45 am

1 stop11h 49m

Porto

Wed 11/19

6:00 am-7:57 pm

2 stops19h 57m

$589

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 10/28

9:48 am-7:40 am

2 stops16h 52m

Porto

Thu 11/6

8:20 am-8:29 pm

2 stops18h 09m

$608

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 10/28

12:30 pm-10:50 am

2 stops17h 20m

Porto

Thu 11/6

11:45 am-10:26 pm

2 stops16h 41m

$626

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 10/1

7:12 am-7:55 pm

2 stops30h 43m

Porto

Sat 10/11

4:35 pm-8:15 pm

2 stops57h 40m

$894

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 8/27

9:58 am-9:20 am

3 stops17h 22m

Porto

Tue 9/2

12:50 pm-9:09 am

3 stops26h 19m

$955

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sun 8/24

6:29 pm-11:20 pm

2 stops22h 51m

Porto

Mon 9/1

11:05 am-9:42 pm

2 stops40h 37m

$986

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 7/2

1:13 pm-3:30 pm

2 stops20h 17m

Porto

Wed 7/9

9:20 am-10:56 pm

2 stops19h 36m

$1,026

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 7/8

6:27 pm-11:20 pm

2 stops22h 53m

Porto

Sun 7/13

11:20 am-10:48 am

2 stops53h 28m

$1,044

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 11/14

8:00 am-3:10 pm

2 stops25h 10m

Porto

Sun 11/23

4:10 pm-9:50 pm

2 stops35h 40m

$4,032

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sun 7/20

2:56 pm-9:45 am

1 stop12h 49m

$583

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

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 $1,047). 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 June 15, 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 June 15, 2025.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,361 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,793 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,851 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $589. Other airlines that can offer you cheap pricing are American Airlines, from $608, and KLM, from $626. You may be able to fly from Kansas City to Porto for 33% 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 $1,047). 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 June 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$564Average$723FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$564Average$1,036FlexibilityNo cancel feeOn-time69%

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