How does KAYAK find such low prices on flights from Porto to Missouri?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to Missouri. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to Missouri?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Porto to Missouri is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Porto to Missouri?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Porto to Missouri with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to Missouri?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Porto to Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

How long does a flight from Porto to Missouri take?

The duration of a flight to Missouri depends on your arrival airport. The shortest routes to Missouri from Porto are to Kansas City , which takes 20h 27m , and St. Louis , which takes 31h 46m.

$803 CHEAP FLIGHTS from Porto to Missouri

KAYAK searches hundreds of travel sites at once for deals on flights to Missouri

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Best Missouri Flight Deals from Porto

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

One-wayRound-trip

St. Louis2 stops$803

Cheap Flights from Porto to Missouri

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Porto to Missouri that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Recent round-trip flight deals from Porto to Missouri

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Porto to Missouri.

Discover the best prices for you by selecting your travel dates on KAYAK.

6:00 am - 7:58 pmOPO-STL

19h 58m2 stops

7:30 am - 11:30 amSTL-OPO

22h 00m2 stops

$803Air Canada

Find Deal

Fri, May 16 - Tue, May 20

12:35 pm - 11:08 amOPO-STL

28h 33m1 stop

8:25 am - 9:45 amSTL-OPO

19h 20m2 stops

$1,053United Airlines

Find Deal

Fri, May 16 - Tue, May 20

8:40 am - 7:43 pmOPO-STL

17h 03m2 stops

7:30 am - 7:40 pmSTL-OPO

30h 10m3 stops

$1,246

Find Deal

Fri, May 16 - Tue, May 20

12:35 pm - 11:46 pmOPO-STL

17h 11m1 stop

8:22 am - 9:45 amSTL-OPO

19h 23m1 stop

$1,290United Airlines

Find Deal

Fri, May 16 - Tue, May 20

8:40 am - 12:19 pmOPO-STL

33h 39m3 stops

7:30 am - 10:50 amSTL-OPO

21h 20m3 stops

$1,380

Find Deal

Fri, May 16 - Tue, May 20

Useful Info

KAYAK's insights & trends for Porto to Missouri flights

Get data-powered insights and trends into flights from Porto to Missouri to help you find the cheapest flights, the best time to fly and much more.

Airlines

In the past 3 days, the cheapest round-trip tickets from Porto to Missouri were found on Air Canada ($803) and United Airlines ($1,053).

Find deals

Cheapest flight	$803

Flight from Porto to St. Louis

How does KAYAK find such low prices on flights from Porto to Missouri?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to Missouri.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to Missouri?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Porto to Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Porto to Missouri?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Porto to Missouri with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to Missouri?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Porto to Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Porto to Missouri

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Information on your arrival and departure airports

Porto (OPO)

$803 Find Cheap Flights from Porto to Missouri

KAYAK searches hundreds of travel sites at once for deals on flights to Missouri

Best Missouri Flight Deals from Porto

Cheap Flights from Porto to Missouri

Recent round-trip flight deals from Porto to Missouri

Recent one-way flight deals from Porto to Missouri

KAYAK's insights & trends for Porto to Missouri flights

Get data-powered insights and trends into flights from Porto to Missouri to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Porto to Missouri?

In the past 3 days, the cheapest round-trip tickets from Porto to Missouri were found on Air Canada ($803) and United Airlines ($1,053).

How long does a flight from Porto to Missouri take?

The duration of a flight to Missouri depends on your arrival airport. The shortest routes to Missouri from Porto are to Kansas City, which takes 20h 27m, and St. Louis, which takes 31h 46m.

Good to know

FAQs - booking Missouri flights

How does KAYAK find such low prices on flights from Porto to Missouri?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Porto to Missouri.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Porto to Missouri?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Porto to Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Porto to Missouri?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Porto to Missouri with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Porto to Missouri?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Porto to Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Porto to Missouri

Information on your arrival and departure airports

Cabin class types available on flights to Missouri

Complete your trip to Missouri with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Porto to Missouri

Flights to popular cities in Missouri

Find deals for your return flight