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Find cheap flights from Missouri to Portugal from $277

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Missouri to Portugal departing on 9/9. 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.
1 adult
0 bags
Sat 6/15
Sat 6/22

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Good to know

Low season

January

High season

July

Cheapest flight

$277
Best time to beat the crowds with an average 28% drop in price.
Most popular time to fly with an average 30% increase in price.
Flight from St. Louis to Lisbon

FAQs for booking flights from Missouri to Portugal

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

    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 Missouri to Portugal.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portugal from 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 Missouri to Portugal?

    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 to Portugal with an airline and back to Missouri with another airline.

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

    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 to Portugal from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Missouri to Portugal

Recent round-trip flight deals

10/29Tue
2 stopsAmerican Airlines
18h 04mMCI-LIS
11/7Thu
2 stopsAmerican Airlines
21h 03mLIS-MCI
$561
10/29Tue
2 stopsAmerican Airlines
18h 04mMCI-LIS
11/8Fri
2 stopsAmerican Airlines
21h 15mLIS-MCI
$563
10/30Wed
1 stopDelta
20h 55mMCI-LIS
11/6Wed
1 stopDelta
17h 39mLIS-MCI
$566
10/30Wed
2 stopsDelta
13h 40mMCI-LIS
11/7Thu
1 stopDelta
13h 50mLIS-MCI
$570
10/30Wed
2 stopsKLM
16h 09mSTL-LIS
11/15Fri
2 stopsKLM
15h 24mLIS-STL
$570
11/1Fri
1 stop
13h 55mMCI-LIS
11/13Wed
2 stops
38h 40mLIS-MCI
$605
11/8Fri
2 stops
22h 16mMCI-OPO
11/21Thu
2 stops
37h 40mOPO-MCI
$618
10/30Wed
2 stopsKLM
17h 25mMCI-LIS
11/11Mon
2 stopsKLM
18h 12mLIS-MCI
$634
11/10Sun
2 stopsBritish Airways
27h 39mSTL-LIS
11/16Sat
2 stopsBritish Airways
33h 16mLIS-STL
$661
10/22Tue
1 stopBritish Airways
16h 00mMCI-LIS
11/11Mon
2 stopsBritish Airways
27h 56mLIS-MCI
$759

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Recent one-way flight deals

9/9Mon
2 stops
39h 20mSTL-LIS
$277
10/1Tue
2 stops
44h 08mMCI-LIS
$343
11/12Tue
1 stopLufthansa
20h 05mSTL-LIS
$479
11/3Sun
1 stopUnited Airlines
20h 05mSTL-LIS
$482
11/3Sun
1 stopAir Canada
16h 40mSTL-LIS
$484
7/20Sat
2 stopsUnited Airlines
14h 36mSTL-OPO
$529
11/8Fri
1 stopKLM
15h 00mMCI-LIS
$532
11/9Sat
2 stopsKLM
17h 00mSTL-LIS
$532
9/9Mon
1 stopAir Canada
15h 20mSTL-LIS
$894
7/24Wed
1 stopLufthansa
18h 10mSTL-OPO
$898

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Last minute flights from Missouri to Portugal

Last minute flight, train and bus deals

5/21Tue
multi-stopDelta
18h 23mSTL-LIS
5/28Tue
multi-stopDelta
22h 27mLIS-STL
$1,146
5/20Mon
multi-stop
19h 35mSTL-OPO
8/7Wed
multi-stop
34h 21mOPO-STL
$1,204
5/21Tue
multi-stop
16h 35mSTL-LIS
5/28Tue
multi-stop
27h 10mLIS-STL
$1,247
5/20Mon
multi-stop
19h 35mSTL-OPO
8/7Wed
multi-stop
35h 21mOPO-STL
$1,253
5/20Mon
multi-stopAir Canada
17h 30mSTL-LIS
5/30Thu
multi-stopAir Canada
15h 40mLIS-STL
$1,571
5/21Tue
multi-stopAir Canada
17h 30mSTL-LIS
5/28Tue
multi-stopAir Canada
28h 43mLIS-STL
$1,592
5/17Fri
multi-stopUnited Airlines
13h 22mMCI-LIS
5/19Sun
multi-stopUnited Airlines
14h 01mLIS-MCI
$1,680
5/17Fri
multi-stopKLM
15h 10mMCI-LIS
5/19Sun
multi-stopKLM
17h 14mLIS-MCI
$1,684
5/18Sat
multi-stopAmerican Airlines
32h 50mMCI-LIS
5/20Mon
multi-stopAmerican Airlines
16h 12mLIS-MCI
$2,014
5/18Sat
multi-stopAmerican Airlines
28h 06mMCI-LIS
5/20Mon
multi-stopAmerican Airlines
17h 21mLIS-MCI
$2,019

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Flights to Portugal

Return flight deals:

Portugal - Missouri

Cabin classes: