HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Porto (OPO) to Missouri from $831

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
OPO — STL
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest time of day to fly from OPO to MO?

When flying from Porto to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap American Airlines flights from Porto to Missouri

Explore cheap flight options specifically provided by American Airlines for the route between Porto and Missouri. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Tue 11/1912:25 pmOPO - MCI
3 stops28h 39mAmerican Airlines
Tue 12/31:45 pmMCI - OPO
2 stops20h 15mAmerican Airlines
Deal found 5/30$961
Tue 11/198:20 amOPO - MCI
3 stops20h 00mAmerican Airlines
Tue 12/311:54 amMCI - OPO
3 stops17h 51mAmerican Airlines
Deal found 5/30$3,938

Porto to Missouri 2024 flight deals

Discover exclusive flight deals for travel between Porto and Missouri in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Tue 11/1911:45 amOPO - MCI
2 stops18h 06mKLM
Tue 12/32:15 pmMCI - OPO
2 stops15h 30mKLM
Deal found 5/30$831
Tue 11/1912:25 pmOPO - MCI
3 stops28h 39mAmerican Airlines
Tue 12/31:45 pmMCI - OPO
2 stops20h 15mAmerican Airlines
Deal found 5/30$961
Tue 11/198:20 amOPO - MCI
3 stops20h 00mAmerican Airlines
Tue 12/311:54 amMCI - OPO
3 stops17h 51mAmerican Airlines
Deal found 5/30$3,938

Find flights from Porto to Missouri within your budget

Customize your flight search to find flights from Porto to Missouri 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$831 - $3,938

Route

Depart

Return

Price

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 11/19

2 stops18h 06m

Kansas City

Tue 12/3

2 stops15h 30m

$831

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 11/19

3 stops28h 39m

Kansas City

Tue 12/3

2 stops20h 15m

$961

PortoKansas City

OPO - MCI

OPOMCI

Porto

Tue 11/19

3 stops20h 00m

Kansas City

Tue 12/3

3 stops17h 51m

$3,938

Flights are sorted by cheapest first

Deals found on 5/30

No data available for this route at this time. Please check back soon.

Best time to book a flight from Porto to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Porto 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.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated May 30, 2024.
KLM
7.9
Good
1,520 reviews
Check prices

Boarding

7.9

Overall

7.9

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,520 reviews
KLM
7.9
Good
1,520 reviews
Check prices

Boarding

7.9

Overall

7.9

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

American Airlines
7.3
Good
14,284 reviews
KLM
7.9
Good
1,520 reviews
Check prices

Boarding

7.9

Overall

7.9

Crew

8.4

Comfort

7.7

Entertainment

7.2

Food

7.4

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Porto to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto to Missouri?

    If you book a flight to Missouri from Porto, you will be flying from Porto, which is the city’s only airport. Porto (OPO) is located 6.8 mi from the center of Porto.

  • Can I find flights from Porto to Missouri for under $900 on Cheapflights?

    Yes, there are multiple flights from Porto to Missouri for under $900. The cheapest flight booked recently is on KLM for just $831, but on average you can expect to pay $1,910.

  • What does OPO to STL mean?

    Porto Airport is OPO and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Kansas City Airport (MCI), Springfield-Branson Airport (SGF), Columbia Regional Airport (COU), Kansas City Downtown Airport (MKC), Branson Airport (BKG).

  • Can I find deals for flights from Porto to Missouri that include extra baggage allowance?

    The amount of baggage you can bring on your Porto to Missouri flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Porto to Missouri with specific airlines?

    Yes, Cheapflights allows you to browse and filter Porto to Missouri flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Porto to Missouri that include hotel bookings?

    Yes. In addition to deals on Porto to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Missouri.

  • Can I find deals for business class flights from Porto to Missouri?

    Yes. Cheapflights offers flight deals from Porto to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Porto to Missouri that allow pets onboard?

    Many airlines flying from Porto to Missouri offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Porto to Missouri?

    Yes, you can often find last-minute deals on Porto to Missouri flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Porto to Missouri flight deals updated?

    The Porto to Missouri flight deals you see on this page were last updated on 5/30.

  • What is the cheapest month to book a flight from Porto to Missouri?

    Currently, September is the cheapest month in which you can book a flight from Porto to Missouri (average of $319). Flying from Porto to Missouri in July is currently the most expensive (average of $366). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Porto to Missouri
See prices for flight routes from nearby airports that may be better suited for you.

Lisbon to John F Kennedy Intl flights
Lisbon to Newark flights
Lisbon to Miami flights
Porto to Newark flights
Porto to John F Kennedy Intl flights
Lisbon to LaGuardia flights
Lisbon to San Francisco flights
Lisbon to Boston flights
Lisbon to Dulles Intl flights
Porto to LaGuardia flights
Lisbon to Los Angeles flights
Lisbon to O'Hare Intl flights
Porto to Miami flights
Porto to Boston flights
Lisbon to Stewart flights
Lisbon to Reagan-National flights
Lisbon to Fort Lauderdale flights
Ponta Delgada to John F Kennedy Intl flights
Porto to San Francisco flights
Lisbon to Dallas/Fort Worth flights
Porto to Los Angeles flights
Lisbon to Seattle flights
Lisbon to Las Vegas flights
Lisbon to Philadelphia flights
Lisbon to Baltimore flights
Lisbon to Atlanta flights
Ponta Delgada to Boston flights
Lisbon to Oakland flights
Lisbon to Orlando flights
Lisbon to Charlotte flights
Ponta Delgada to Newark flights
Faro to John F Kennedy Intl flights
Lisbon to Portland flights
Lisbon to Denver flights
Lisbon to George Bush Intcntl flights
Lisbon to Hobby flights
Lisbon to San Diego flights
Lisbon to Raleigh flights
Faro to Newark flights
Lisbon to West Palm Beach flights
Porto to Fort Lauderdale flights
Porto to Orlando flights
Lisbon to San Jose flights
Porto to Las Vegas flights
Lisbon to Sky Harbor Intl flights
Funchal to Boston flights
Atlanta to Washington, D.C. flights
USA to Dubai flights
Chicago to Orlando flights
USA to New Zealand flights
Orlando to Chicago flights
San Francisco to Dallas flights
USA to Canada flights
USA to Bermuda flights
Dallas to Phoenix flights
Las Vegas to Los Angeles flights
Los Angeles to Denver flights
Porto to North Carolina flights

Search flights from Porto to Missouri by cabin class

Find flights from Porto to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Porto to Missouri?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Porto to Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Porto to Missouri?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Missouri from Porto.

Can Cheapflights find flights from Porto to Missouri with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Porto to Missouri, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Porto to Missouri become cheaper?

Not ready to book yet? You can track prices for flights from Porto to Missouri on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines