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Cheap flights from Kansas City to Porto from $493

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Porto departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kansas City to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:57 am - 10:30 am
MCI
-
OPO
18h 33m2 stops
Delta Logo
5:00 am - 9:03 pm
OPO
-
MCI
22h 03m2 stops
$493Delta
Sun, Jan 18 - Sat, Jan 31
United Airlines Logo
11:29 am - 3:25 pm
MCI
-
OPO
21h 56m2 stops
United Airlines Logo
6:00 am - 7:47 pm
OPO
-
MCI
19h 47m2 stops
$506United Airlines
Wed, Feb 4 - Sun, Feb 8
United Airlines Logo
12:35 pm - 11:40 am
MCI
-
OPO
17h 05m2 stops
United Airlines Logo
12:30 pm - 7:56 pm
OPO
-
MCI
37h 26m2 stops
$527United Airlines
Wed, Feb 4 - Sun, Feb 8
Multiple Airlines Logo
1:15 pm - 11:40 am
MCI
-
OPO
17h 25m2 stops
Multiple Airlines Logo
4:50 pm - 7:48 pm
OPO
-
MCI
32h 58m2 stops
$542Multiple Airlines
Tue, Mar 24 - Mon, Mar 30
Delta Logo
9:33 am - 10:30 am
MCI
-
OPO
19h 57m2 stops
Delta Logo
5:00 am - 10:03 pm
OPO
-
MCI
23h 03m2 stops
$549Delta
Tue, Mar 24 - Mon, Mar 30
Iberia Logo
9:44 am - 7:40 am
MCI
-
OPO
16h 56m2 stops
Iberia Logo
8:40 pm - 12:11 am
OPO
-
MCI
33h 31m2 stops
$582Iberia
Sun, Mar 22 - Sun, Mar 29
Iberia Logo
2:03 pm - 8:00 pm
MCI
-
OPO
23h 57m2 stops
Iberia Logo
12:25 pm - 11:40 pm
OPO
-
MCI
17h 15m2 stops
$596Iberia
Wed, Apr 8 - Tue, Apr 14
Multiple Airlines Logo
4:48 pm - 3:25 pm
MCI
-
OPO
16h 37m2 stops
Multiple Airlines Logo
5:00 am - 3:16 pm
OPO
-
MCI
16h 16m2 stops
$615Multiple Airlines
Mon, Mar 30 - Thu, Apr 23
Delta Logo
5:42 pm - 10:00 pm
MCI
-
OPO
22h 18m2 stops
Delta Logo
5:00 am - 11:01 pm
OPO
-
MCI
24h 01m2 stops
$661Delta
Wed, Apr 8 - Tue, Apr 14
Lufthansa Logo
11:30 am - 11:10 am
MCI
-
OPO
17h 40m2 stops
Lufthansa Logo
12:35 pm - 10:30 pm
OPO
-
MCI
15h 55m1 stop
$674Lufthansa
Mon, Mar 30 - Thu, Apr 23

Delta flights from Kansas City to Porto

Our best Delta deals on Kansas City to Porto flight tickets
Delta
Jan 18
MCI9:57 amKansas City
18h 33m
2 stops
OPO10:30 amPorto
Jan 31
OPO5:00 amPorto
22h 03m
2 stops
MCI9:03 pmKansas City
$493
Find similar
Delta
Mar 24
MCI9:33 amKansas City
19h 57m
2 stops
OPO10:30 amPorto
Mar 30
OPO5:00 amPorto
23h 03m
2 stops
MCI10:03 pmKansas City
$549
Find similar
Delta
Apr 8
MCI5:42 pmKansas City
22h 18m
2 stops
OPO10:00 pmPorto
Apr 14
OPO5:00 amPorto
24h 01m
2 stops
MCI11:01 pmKansas City
$661
Find similar

United Airlines flights from Kansas City to Porto

Our best United Airlines deals on Kansas City to Porto flight tickets
United Airlines
Feb 4
MCI11:29 amKansas City
21h 56m
2 stops
OPO3:25 pmPorto
Feb 8
OPO6:00 amPorto
19h 47m
2 stops
MCI7:47 pmKansas City
$506
Find similar
United Airlines
Feb 4
MCI12:35 pmKansas City
17h 05m
2 stops
OPO11:40 amPorto
Feb 8
OPO12:30 pmPorto
37h 26m
2 stops
MCI7:56 pmKansas City
$527
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 December 23, 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

Sun 1/18

9:57 am-10:30 am

2 stops18h 33m

Porto

Sat 1/31

5:00 am-9:03 pm

2 stops22h 03m

$493

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 2/4

11:29 am-3:25 pm

2 stops21h 56m

Porto

Sun 2/8

6:00 am-7:47 pm

2 stops19h 47m

$506

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 2/4

12:35 pm-11:40 am

2 stops17h 05m

Porto

Sun 2/8

12:30 pm-7:56 pm

2 stops37h 26m

$527

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 3/24

1:15 pm-11:40 am

2 stops17h 25m

Porto

Mon 3/30

4:50 pm-7:48 pm

2 stops32h 58m

$542

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 3/24

9:33 am-10:30 am

2 stops19h 57m

Porto

Mon 3/30

5:00 am-10:03 pm

2 stops23h 03m

$549

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sun 3/22

9:44 am-7:40 am

2 stops16h 56m

Porto

Sun 3/29

8:40 pm-12:11 am

2 stops33h 31m

$582

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 4/8

2:03 pm-8:00 pm

2 stops23h 57m

Porto

Tue 4/14

12:25 pm-11:40 pm

2 stops17h 15m

$596

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 3/30

4:48 pm-3:25 pm

2 stops16h 37m

Porto

Thu 4/23

5:00 am-3:16 pm

2 stops16h 16m

$615

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Wed 4/8

5:42 pm-10:00 pm

2 stops22h 18m

Porto

Tue 4/14

5:00 am-11:01 pm

2 stops24h 01m

$661

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Mon 3/30

11:30 am-11:10 am

2 stops17h 40m

Porto

Thu 4/23

12:35 pm-10:30 pm

1 stop15h 55m

$674

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Kansas City, with most prices found around $492. If you aren’t able to travel during the month of January, then book flights to Porto from Kansas City during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $657.

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 6% 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

Fastest flight time

18h 33m

Direct flights

None
The fastest flight from Kansas City to Porto takes 18h 33m
There are no direct flights from Kansas City to Porto. There are no popular flight routes from Kansas City to Porto.
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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 18h 33m.

  • 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
United AirlinesPriceFrom $564Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights

Traveling to a place near Porto?

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