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Cheap flights from Missouri to Porto from $434

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Porto departing on 9/20. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 9:30 amMCI  Kansas City-OPO Porto
21h 30m1 stop Newark
United Airlines Logo
6:00 am - 9:49 pmOPO  Porto-MCI Kansas City
21h 49m2 stops Frankfurt am Main Chicago O'Hare Intl
$717United Airlines
Wed, Dec 9 - Wed, Dec 16
United Airlines Logo
8:00 am - 9:30 amMCI  Kansas City-OPO Porto
19h 30m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 9:49 pmOPO  Porto-MCI Kansas City
21h 49m2 stops Frankfurt am Main Chicago O'Hare Intl
$722United Airlines
Wed, Dec 9 - Wed, Dec 16
United Airlines Logo
6:00 am - 9:30 amMCI  Kansas City-OPO Porto
21h 30m1 stop Newark
United Airlines Logo
12:35 pm - 12:27 pmOPO  Porto-MCI Kansas City
29h 52m2 stops Frankfurt am Main Chicago O'Hare Intl
$722United Airlines
Wed, Dec 9 - Fri, Dec 11
Delta Logo
12:00 pm - 10:00 pmMCI  Kansas City-OPO Porto
28h 00m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
5:00 am - 10:26 pmOPO  Porto-MCI Kansas City
23h 26m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$723Delta
Sat, Jan 9 - Wed, Jan 13
Delta Logo
12:00 pm - 10:35 amMCI  Kansas City-OPO Porto
16h 35m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
11:15 am - 4:26 pmOPO  Porto-MCI Kansas City
35h 11m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$723Delta
Wed, Jan 6 - Tue, Jan 12
United Airlines Logo
6:00 am - 9:30 amMCI  Kansas City-OPO Porto
21h 30m1 stop Newark
United Airlines Logo
12:35 pm - 2:31 pmOPO  Porto-MCI Kansas City
31h 56m2 stops Frankfurt am Main Chicago O'Hare Intl
$723United Airlines
Wed, Dec 9 - Fri, Dec 11
Delta Logo
12:00 pm - 10:35 amMCI  Kansas City-OPO Porto
16h 35m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Delta Logo
5:00 am - 7:09 pmOPO  Porto-MCI Kansas City
20h 09m2 stops Amsterdam Schiphol New York John F Kennedy Intl
$723Delta
Wed, Jan 6 - Wed, Jan 13
Lufthansa Logo
3:40 pm - 11:45 amSTL  Lambert-St Louis-OPO Porto
14h 05m1 stop Frankfurt am Main
Lufthansa Logo
12:35 pm - 7:40 pmOPO  Porto-STL Lambert-St Louis
37h 05m2 stops Frankfurt am Main Newark
$823Lufthansa
Fri, Jan 29 - Wed, Feb 3
Lufthansa Logo
3:40 pm - 11:45 amSTL  Lambert-St Louis-OPO Porto
14h 05m1 stop Frankfurt am Main
Lufthansa Logo
12:35 pm - 7:40 pmOPO  Porto-STL Lambert-St Louis
37h 05m2 stops Frankfurt am Main Newark
$829Lufthansa
Fri, Jan 29 - Wed, Feb 3
Lufthansa Logo
6:50 pm - 11:45 amSTL  Lambert-St Louis-OPO Porto
35h 55m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
4:10 pm - 1:45 pmOPO  Porto-STL Lambert-St Louis
27h 35m1 stop Frankfurt am Main
$869Lufthansa
Sat, Oct 31 - Sat, Nov 14

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Delta flights from Missouri to Porto

Our best Delta deals on Missouri to Porto flight tickets
Delta
Jan 5
MCI12:00 pmKansas City
28h 00m
2 stops
OPO10:00 pmPorto
Jan 13
OPO5:00 amPorto
22h 05m
2 stops
MCI9:05 pmKansas City
$723
Delta
Jan 1
MCI9:59 amKansas City
17h 06m
1 stop
OPO9:05 amPorto
Mar 31
OPO5:00 amPorto
19h 46m
2 stops
MCI6:46 pmKansas City
$769
Delta
Jan 1
MCI10:35 amKansas City
16h 30m
2 stops
OPO9:05 amPorto
Mar 31
OPO5:00 amPorto
23h 26m
2 stops
MCI10:26 pmKansas City
$773

Lufthansa flights from Missouri to Porto

Our best Lufthansa deals on Missouri to Porto flight tickets
Lufthansa
Jan 1
MCI6:34 pmKansas City
23h 06m
2 stops
OPO11:40 pmPorto
Mar 31
OPO6:00 amPorto
22h 29m
2 stops
MCI10:29 pmKansas City
$762
Lufthansa
Jan 1
MCI6:34 pmKansas City
23h 06m
2 stops
OPO11:40 pmPorto
Mar 31
OPO6:00 amPorto
22h 29m
2 stops
MCI10:29 pmKansas City
$763
Lufthansa
Dec 9
MCI6:00 amKansas City
21h 30m
1 stop
OPO9:30 amPorto
Dec 16
OPO12:35 pmPorto
13h 55m
1 stop
MCI8:30 pmKansas City
$776

momondo Fare Finder

 
Customize your flight search to find flights from Missouri 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 14, 2026.
Use the filters below to find and compare flights from Missouri to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 12/9

6:00 am-9:30 am

1 stop21h 30m

Porto

Wed 12/16

6:00 am-9:49 pm

2 stops21h 49m

$717

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 12/9

8:00 am-9:30 am

2 stops19h 30m

Porto

Wed 12/16

6:00 am-9:49 pm

2 stops21h 49m

$722

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 12/9

6:00 am-9:30 am

1 stop21h 30m

Porto

Fri 12/11

12:35 pm-12:27 pm

2 stops29h 52m

$722

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Sat 1/9

12:00 pm-10:00 pm

2 stops28h 00m

Porto

Wed 1/13

5:00 am-10:26 pm

2 stops23h 26m

$723

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 1/6

12:00 pm-10:35 am

2 stops16h 35m

Porto

Tue 1/12

11:15 am-4:26 pm

2 stops35h 11m

$723

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 12/9

6:00 am-9:30 am

1 stop21h 30m

Porto

Fri 12/11

12:35 pm-2:31 pm

2 stops31h 56m

$723
Quickest round-trip

Kansas CityPorto

MCI Kansas City - OPO Porto

MCIOPO

Kansas City

Wed 1/6

12:00 pm-10:35 am

2 stops16h 35m

Porto

Wed 1/13

5:00 am-7:09 pm

2 stops20h 09m

$723

St. LouisPorto

STL Lambert-St Louis - OPO Porto

STLOPO

Lambert-St Louis

Fri 1/29

3:40 pm-11:45 am

1 stop14h 05m

Porto

Wed 2/3

12:35 pm-7:40 pm

2 stops37h 05m

$823

St. LouisPorto

STL Lambert-St Louis - OPO Porto

STLOPO

Lambert-St Louis

Fri 1/29

3:40 pm-11:45 am

1 stop14h 05m

Porto

Wed 2/3

12:35 pm-7:40 pm

2 stops37h 05m

$829

St. LouisPorto

STL Lambert-St Louis - OPO Porto

STLOPO

Lambert-St Louis

Sat 10/31

6:50 pm-11:45 am

2 stops35h 55m

Porto

Sat 11/14

4:10 pm-1:45 pm

1 stop27h 35m

$869

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Missouri 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 Missouri, with most prices found around $510. If you aren’t able to travel during the month of January, then book flights to Porto from Missouri during February instead. Flights to Porto in February, while not as cheap as those in January, still average around $520.

Can stopping save me money on Missouri to Porto flights?

You could potentially save up to 8% on your flight if you consider stops on a Missouri to Porto flight.

Cheap Missouri to Porto flight deals and tips

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

Fastest flight time

11h 56m

Direct flights

None
The fastest flight from Missouri to Porto takes 11h 56m
There are no direct flights from Missouri to Porto. There are no popular flight routes from Missouri to Porto.
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Frequently asked questions about flying from Missouri to Porto

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Porto Airport.

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

    The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Porto

Compare and see reviews for airlines that fly from Missouri to Porto with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $493Free CancellationRating
6.8
8,191 reviews
Search Lufthansa flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
10,108 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
Pinhao
Esposende
Chaves
Arcos de Valdevez
Viseu
Guimarães
Espinho
Lamego
Ponte de Lima
Mesao Frio
Penafiel
Caminha
Baiao

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missouri to Porto. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Porto from Missouri on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missouri to Porto?

momondo helps you find the best flight between Missouri and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Porto from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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