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Cheap flights from Kansas City to Porto from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Porto departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Kansas City to Porto

Cheap round-trip flights

United Airlines Logo
11:36 am - 9:30 amMCI-OPO
15h 54m2 stops
United Airlines Logo
6:00 am - 9:58 pmOPO-MCI
21h 58m2 stops
$589United Airlines
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Wed, Nov 19 - Wed, Dec 3
United Airlines Logo
11:36 am - 9:30 amMCI-OPO
15h 54m2 stops
United Airlines Logo
6:00 am - 9:58 pmOPO-MCI
21h 58m2 stops
$590United Airlines
Find Deal
Wed, Nov 19 - Wed, Dec 3
United Airlines Logo
8:10 am - 9:45 amMCI-OPO
19h 35m2 stops
United Airlines Logo
6:00 am - 10:27 pmOPO-MCI
22h 27m2 stops
$674United Airlines
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Wed, Oct 15 - Tue, Oct 21
Iberia Logo
10:53 am - 3:55 pmMCI-OPO
23h 02m2 stops
Iberia Logo
12:20 pm - 7:13 pmOPO-MCI
36h 53m2 stops
$694Iberia
Find Deal
Mon, Oct 13 - Wed, Oct 22
Iberia Logo
10:53 am - 7:55 pmMCI-OPO
27h 02m2 stops
Iberia Logo
12:20 pm - 10:50 pmOPO-MCI
40h 30m2 stops
$699Iberia
Find Deal
Mon, Oct 13 - Mon, Oct 20
Lufthansa Logo
6:32 pm - 11:20 pmMCI-OPO
22h 48m2 stops
Lufthansa Logo
12:05 pm - 9:45 pmOPO-MCI
39h 40m2 stops
$771Lufthansa
Find Deal
Wed, Oct 15 - Fri, Oct 24
Lufthansa Logo
6:32 pm - 10:50 pmMCI-OPO
22h 18m2 stops
Lufthansa Logo
12:05 pm - 3:56 pmOPO-MCI
33h 51m2 stops
$775Lufthansa
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Tue, Oct 14 - Fri, Oct 24
Logo
6:29 pm - 9:20 amMCI-OPO
32h 51m2 stops
Logo
6:00 am - 11:25 pmOPO-MCI
23h 25m2 stops
$931
Find Deal
Tue, Sep 9 - Wed, Sep 17
Logo
6:00 am - 7:45 amMCI-OPO
19h 45m1 stop
Logo
12:10 pm - 9:09 amOPO-MCI
26h 59m2 stops
$949
Find Deal
Tue, Sep 23 - Thu, Oct 2
Delta Logo
5:51 pm - 8:35 pmMCI-OPO
20h 44m2 stops
Delta Logo
6:35 am - 11:52 pmOPO-MCI
23h 17m2 stops
$1,101Delta
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Fri, Oct 10 - Sun, Oct 19

United Airlines flights from Kansas City to Porto

Our best United Airlines deals on Kansas City to Porto flight tickets
United Airlines
Nov 19
MCI11:36 amKansas City
15h 54m
2 stops
OPO9:30 amPorto
Dec 3
OPO6:00 amPorto
21h 58m
2 stops
MCI9:58 pmKansas City
$589
Find similar
United Airlines
Nov 19
MCI11:36 amKansas City
15h 54m
2 stops
OPO9:30 amPorto
Dec 3
OPO6:00 amPorto
21h 58m
2 stops
MCI9:58 pmKansas City
$590
Find similar
United Airlines
Oct 15
MCI8:10 amKansas City
19h 35m
2 stops
OPO9:45 amPorto
Oct 21
OPO6:00 amPorto
22h 27m
2 stops
MCI10:27 pmKansas City
$674
Find similar

Iberia flights from Kansas City to Porto

Our best Iberia deals on Kansas City to Porto flight tickets
Iberia
Oct 13
MCI10:53 amKansas City
23h 02m
2 stops
OPO3:55 pmPorto
Oct 22
OPO12:20 pmPorto
36h 53m
2 stops
MCI7:13 pmKansas City
$694
Find similar
Iberia
Oct 13
MCI10:53 amKansas City
27h 02m
2 stops
OPO7:55 pmPorto
Oct 20
OPO12:20 pmPorto
40h 30m
2 stops
MCI10:50 pmKansas City
$699
Find similar
Iberia
Oct 16
MCI10:53 amKansas City
27h 02m
2 stops
OPO7:55 pmPorto
Oct 22
OPO12:20 pmPorto
36h 53m
2 stops
MCI7:13 pmKansas City
$744
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 1, 2025.
Use the filters below to find and compare flights from Kansas City to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 11/19

11:36 am-9:30 am

2 stops15h 54m

Porto

Wed 12/3

6:00 am-9:58 pm

2 stops21h 58m

$589

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 11/19

11:36 am-9:30 am

2 stops15h 54m

Porto

Wed 12/3

6:00 am-9:58 pm

2 stops21h 58m

$590

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 10/15

8:10 am-9:45 am

2 stops19h 35m

Porto

Tue 10/21

6:00 am-10:27 pm

2 stops22h 27m

$674

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 10/13

10:53 am-3:55 pm

2 stops23h 02m

Porto

Wed 10/22

12:20 pm-7:13 pm

2 stops36h 53m

$694

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 10/13

10:53 am-7:55 pm

2 stops27h 02m

Porto

Mon 10/20

12:20 pm-10:50 pm

2 stops40h 30m

$699

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 10/15

6:32 pm-11:20 pm

2 stops22h 48m

Porto

Fri 10/24

12:05 pm-9:45 pm

2 stops39h 40m

$771

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 10/14

6:32 pm-10:50 pm

2 stops22h 18m

Porto

Fri 10/24

12:05 pm-3:56 pm

2 stops33h 51m

$775

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 9/9

6:29 pm-9:20 am

2 stops32h 51m

Porto

Wed 9/17

6:00 am-11:25 pm

2 stops23h 25m

$931

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 9/23

6:00 am-7:45 am

1 stop19h 45m

Porto

Thu 10/2

12:10 pm-9:09 am

2 stops26h 59m

$949

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 10/10

5:51 pm-8:35 pm

2 stops20h 44m

Porto

Sun 10/19

6:35 am-11:52 pm

2 stops23h 17m

$1,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Kansas City to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Kansas City and Porto?

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Kansas City, with most prices found around $612. If you aren’t able to travel during the month of February, then book flights to Porto from Kansas City during January instead. Flights to Porto in January, while not as cheap as those in February, still average around $632.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Wednesday when prices can be found for as low as $643. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,206. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from Kansas City to Porto when you can find flight prices for as low as $940. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,084 on average. Flights to Porto from Kansas City in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Kansas City to Porto flights?

You could potentially save up to 31% on your flight if you consider stops on a Kansas City to Porto flight.

When to book flights from Kansas City to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Porto according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to Porto (MCI to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to Porto

Best Price Found

$325

Fastest flight time

11h 18m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Kansas City in the past 72 hours is $325. The best round-trip flight deal from Kansas City to Porto found on momondo in the last 72 hours is $589.
The fastest flight from Kansas City to Porto takes 11h 18m
There are no direct flights from Kansas City to Porto. Popular non-direct route for this connection is Kansas City Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)
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  • How far is Kansas City to Porto by plane?

    Porto is 4340.1 mi away from Kansas City. A reasonable flight in good conditions will take 11h 18m.

  • When did momondo last update prices for flights from Kansas City Airport to Porto Airport?

    Prices for flights from Kansas City Airport to Porto Airport were last updated today.

  • How many operators does momondo search for flights from Kansas City Airport to Porto Airport?

  • How old do you have to be to fly from Kansas City Airport to Porto Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kansas City to Porto?

Best airlines flying from Kansas City to Porto

Compare and see reviews for airlines that fly from Kansas City to Porto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $564Free CancellationRating
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $564Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Vila Nova de Gaia
Coimbra
Matosinhos
Braga
Caminha
Guimarães
Chaves
Esposende
Lamego
Arcos de Valdevez
Espinho
Viseu
Ponte de Lima
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
Pinhao
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Porto?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Kansas City.

Can I find flights from Kansas City to Porto with flexible booking policies on momondo?

Flights from Kansas City to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kansas City to Porto?

Once all potential Kansas City to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Kansas City to Porto right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kansas City to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.

An easier way to manage your Porto trip

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