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$354+ Cheap flights from Missouri to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — OPO
Nov 5 — Nov 121
Tue 11/5
Tue 11/12
1 adult, Economy
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Find flight deals from Missouri to Porto

Cheapest flights from Missouri to Porto
Explore the most affordable flight options available from Missouri to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/73:50 pmSTL - OPO
2 stops41h 20mUnited Airlines
Sat 12/146:00 amOPO - STL
2 stops38h 25mUnited Airlines
Deal found 10/29$741
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/243:50 pmSTL - OPO
2 stops37h 25mMultiple Airlines
Sun 12/86:00 amOPO - STL
1 stop13h 55mMultiple Airlines
Deal found 10/30$743
This Lufthansa deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/243:45 pmSTL - OPO
1 stop17h 25mLufthansa
Sun 12/86:00 amOPO - STL
1 stop13h 55mLufthansa
Deal found 10/30$758
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/246:59 pmSTL - OPO
2 stops33h 51mDelta
Sun 12/85:00 amOPO - STL
2 stops18h 11mDelta
Deal found 10/30$775
This United Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/158:00 amMCI - OPO
2 stops25h 10mUnited Airlines
Sun 12/2212:30 pmOPO - MCI
2 stops40h 08mUnited Airlines
Deal found 10/31$1,139
This FlightHub deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/98:00 amMCI - OPO
2 stops25h 30mTurkish Airlines
Sat 11/1610:40 amOPO - MCI
2 stops41h 00mTurkish Airlines
Deal found 10/31$1,193
This Turkish Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:45 pmMCI - OPO
2 stops38h 50mMultiple Airlines
Sun 12/154:30 pmOPO - MCI
2 stops35h 25mMultiple Airlines
Deal found 10/30$5,102

Find flights from Missouri to Porto within your budget

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, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.

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Route

Depart

Return

Price

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Thu 12/5

7:11 pm-3:55 pm

3 stops38h 44m

$354

St. LouisPorto

STL - OPO

STLOPO

Lambert-St Louis

Fri 12/13

4:08 pm-8:00 pm

2 stops21h 52m

$555

St. LouisPorto

STL - OPO

STLOPO

Lambert-St Louis

Fri 12/13

3:45 pm-3:15 pm

1 stop17h 30m

$644

St. LouisPorto

STL - OPO

STLOPO

Lambert-St Louis

Wed 4/2

12:15 pm-1:30 pm

3 stops19h 15m

$446

St. LouisPorto

STL - OPO

STLOPO

Lambert-St Louis

Wed 2/5

3:45 pm-3:15 pm

1 stop17h 30m

Porto

Wed 2/19

6:00 am-1:55 pm

1 stop13h 55m

$618

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 1/21

1:43 pm-8:00 pm

2 stops24h 17m

Porto

Thu 1/30

8:20 am-10:22 pm

2 stops20h 02m

$623

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sun 1/19

10:00 am-10:50 am

2 stops18h 50m

Porto

Mon 1/27

11:15 am-4:26 pm

2 stops35h 11m

$634

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Tue 1/21

6:40 pm-3:15 pm

3 stops38h 35m

Porto

Thu 1/30

6:00 am-10:30 pm

2 stops22h 30m

$644

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Fri 1/10

5:19 pm-4:00 pm

2 stops16h 41m

Porto

Fri 1/24

8:20 am-7:22 pm

2 stops17h 02m

$673

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Thu 1/23

2:15 pm-10:50 am

2 stops14h 35m

Porto

Tue 1/28

6:00 am-9:25 pm

2 stops21h 25m

$733

Flights are sorted by cheapest first

Deals found on 10/31

Showing 1-10 of 16 results
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Best time to book a flight from Missouri to Porto

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

Travel insights for flights from Missouri to Porto

Get recent, data-driven insights about flights from Missouri to Porto including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Missouri to Porto (average of $512). Flying from Missouri to Porto in June is currently the most expensive (average of $988). 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.

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

Find hourly flight availability from Missouri to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Porto as you normally would.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated October 31, 2024.
Read through reviews of airlines operating flights from Missouri to Porto, such as Delta, Turkish Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,835 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,352 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.4
Good
3,873 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,240 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,835 reviews

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Porto. 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 into for flights to Porto from Missouri?

    Located just 6.8 mi from the city center, Porto (OPO) is the airport most travelers will use when flying to Porto from Missouri.

  • Can I find flights from Missouri to Porto for under $700 on Cheapflights?

    Yes, there are multiple flights from Missouri to Porto for under $700. The cheapest flight booked recently is on Iberia for just $623, but on average you can expect to pay $809.

  • Are there last-minute flights available from Missouri to Porto for under $1,200?

    There are currently 1+ open flights from Missouri to Porto within the next 7 days for less than $1,200.

  • What does STL to OPO mean?

    Great question - STL to OPO just means Lambert-St Louis Airport to Porto Airport. Now you’ll know what these unique codes when you look for flights! 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), Kansas City Downtown Airport (MKC), Columbia Regional Airport (COU), Branson Airport (BKG).

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

    The amount of baggage you can bring on your Missouri to Porto 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 Missouri to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter Missouri to Porto 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 Missouri to Porto that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Porto 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 Missouri to Porto that allow pets onboard?

    Many airlines flying from Missouri to Porto 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 Missouri to Porto?

    Yes, you can often find last-minute deals on Missouri to Porto 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 Missouri to Porto flight deals updated?

    The Missouri to Porto flight deals you see on this page were last updated on 10/31.

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

    Currently, January is the cheapest month in which you can book a flight from Missouri to Porto (average of $512). Flying from Missouri to Porto in June is currently the most expensive (average of $988). 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

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Top 4 airlines flying from Missouri to Porto

Discover the top 4 airlines that operate flights from Missouri to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$531Average$569FlexibilityNo cancel feeOn-time77%
DeltaCheapest$564Average$753FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$612Average$979FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$682Average$1,197FlexibilityNo cancel feeOn-time69%
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