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Portugal

$311+ Cheap flights from Missouri to Portugal

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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — LIS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Missouri to Portugal

Cheapest flights from Missouri to Portugal
Explore the most affordable flight options available from Missouri to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/3112:47 pmMCI - LIS
1 stop15h 28mUnited Airlines
Tue 2/311:20 amLIS - MCI
2 stops40h 39mUnited Airlines
Deal found 12/17$530
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/315:46 pmMCI - LIS
1 stop10h 29mUnited Airlines
Fri 1/3011:20 amLIS - MCI
2 stops33h 02mUnited Airlines
Deal found 12/17$533
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:46 pmMCI - LIS
1 stop10h 29mLufthansa
Wed 1/287:45 amLIS - MCI
2 stops20h 14mLufthansa
Deal found 12/17$539
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/3111:05 amMCI - LIS
2 stops18h 15mDelta
Fri 1/305:00 amLIS - MCI
2 stops18h 00mDelta
Deal found 12/17$544
This Air Canada deal was found by Cheapflights users on 12/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:35 pmMCI - LIS
2 stops32h 20mAir Canada
Fri 1/3011:20 amLIS - MCI
2 stops38h 27mAir Canada
Deal found 12/17$545
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/3111:05 amMCI - LIS
1 stop14h 55mDelta
Tue 2/310:00 amLIS - MCI
1 stop19h 04mDelta
Deal found 12/17$549
This Delta deal was found by Cheapflights users on 12/17. 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.
Tue 12/307:43 pmMCI - LIS
1 stop30h 17mDelta
Tue 2/310:00 amLIS - MCI
1 stop15h 19mDelta
Deal found 12/17$555
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:47 pmMCI - LIS
2 stops28h 43mLufthansa
Mon 2/22:10 pmLIS - MCI
2 stops37h 49mLufthansa
Deal found 12/17$557
This Delta deal was found by Cheapflights users on 12/17. 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.
Tue 12/307:43 pmMCI - LIS
1 stop30h 17mDelta
Wed 1/2810:00 amLIS - MCI
2 stops17h 03mDelta
Deal found 12/17$559
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:35 pmMCI - LIS
2 stops46h 15mLufthansa
Thu 1/295:00 amLIS - MCI
2 stops22h 59mLufthansa
Deal found 12/17$563
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:05 pmSTL - LIS
1 stop15h 10mLufthansa
Wed 12/315:00 amLIS - STL
1 stop14h 55mLufthansa
Deal found 12/16$1,066
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:05 pmSTL - LIS
1 stop15h 10mLufthansa
Tue 12/308:20 amLIS - STL
1 stop35h 35mLufthansa
Deal found 12/16$1,085

Find flight deals from Missouri to Portugal

Keep the following information in mind while searching for Missouri to Portugal flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$465
(Gotogate)

One-way from

$311
(Delta)

Popular in

December

Cheapest in

January

Average price

$2,683
Provider with most accurate pricing for Lambert-St Louis-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Lisbon Humberto Delgado flights.
Search Deals
From Missouri to Portugal
Search Deals
One-way flight from Missouri to Portugal
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($280 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease ($146 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Portugal 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Missouri to Portugal that are best for you.

Fly from

Missouri

Fly to

Portugal

Route

Depart

Return

Price

Kansas CityPorto

MCI - OPO

MCIOPO

Kansas City

Sat 1/17

9:57 am-10:30 am

2 stops18h 33m

Porto

Sat 1/24

5:00 am-9:03 pm

2 stops22h 03m

$493

St. LouisPorto

STL - OPO

STLOPO

Lambert-St Louis

Thu 1/29

6:00 am-10:25 am

2 stops22h 25m

Porto

Thu 2/5

5:00 am-8:37 pm

2 stops21h 37m

$493

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Sun 2/8

10:00 am-8:10 am

2 stops16h 10m

Lisbon Humberto Delgado

Fri 2/20

10:55 am-2:24 pm

2 stops33h 29m

$494

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Fri 3/20

1:34 pm-9:00 am

1 stop14h 26m

Lisbon Humberto Delgado

Tue 3/31

5:00 am-8:41 pm

2 stops21h 41m

$497

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Tue 3/24

10:00 am-9:20 am

2 stops18h 20m

Lisbon Humberto Delgado

Wed 4/1

5:05 am-9:03 pm

2 stops21h 58m

$497

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sat 2/21

7:41 am-8:55 am

2 stops19h 14m

Lisbon Humberto Delgado

Sat 2/28

8:20 am-12:05 am

2 stops21h 45m

$497

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sun 3/22

9:45 am-8:55 am

1 stop18h 10m

Lisbon Humberto Delgado

Tue 3/31

5:00 am-8:43 pm

2 stops21h 43m

$497

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Sun 3/22

9:45 am-8:55 am

1 stop18h 10m

Lisbon Humberto Delgado

Mon 3/30

5:00 am-8:43 pm

2 stops21h 43m

$497

St. LouisLisbon

STL - LIS

STLLIS

Lambert-St Louis

Thu 1/15

7:00 am-8:10 am

1 stop19h 10m

Lisbon Humberto Delgado

Thu 1/29

10:15 am-7:27 pm

2 stops15h 12m

$498

Kansas CityLisbon

MCI - LIS

MCILIS

Kansas City

Tue 3/10

6:15 am-9:20 am

2 stops22h 05m

Lisbon Humberto Delgado

Tue 3/24

6:10 am-10:36 am

2 stops33h 26m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 56 results
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Best time to book a flight from Missouri to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Portugal

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

Currently, January is the cheapest month in which you can book a flight from Missouri to Portugal (average of $492). Flying from Missouri to Portugal in July is currently the most expensive (average of $898). 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 PT?

Find hourly flight availability from Missouri to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Portugal in the evening. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the morning.

Related info for your journey

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

  • How long is the flight from Missouri to Portugal?

    Delta and United Airlines can get you from Missouri to Portugal in just under 16h 10m. Your travel time can differ by up to 6h 15m. Missouri and Portugal are separated by a distance of 4398 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Missouri to Portugal one-way?

    $352 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Air Canada, with prices starting from $371 and $391, respectively.

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missouri to Portugal (average of $492). Flying from Missouri to Portugal in July is currently the most expensive (average of $898). 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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Alternative routes for Missouri to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Missouri to Portugal

Discover the top 10 airlines that operate flights from Missouri to Portugal. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$520Average$1,075FlexibilityNo cancel feeOn-time76%
IberiaCheapest$525Average$884FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$533Average$1,008FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$544Average$1,172FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$553Average$855FlexibilityNo cancel feeOn-time72%
KLMCheapest$578Average$859FlexibilityNo cancel feeOn-time75%
DeltaCheapest$579Average$923FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$638Average$856FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$642Average$793FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$787Average$1,046FlexibilityNo cancel feeOn-time67%

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