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Cheap flights from St. Louis to Portugal from $529

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Portugal departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap St. Louis to Portugal flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Portugal

Best Price Found

$529

Fastest flight time

10h 13m

Direct flights

None

Airports in Portugal

2 airports
The best one-way flight to Portugal from St. Louis in the past 72 hours is $529. The best round-trip flight deal from St. Louis to Portugal found on momondo in the last 72 hours is $777.
The fastest flight from St. Louis to Portugal takes 10h 13m
There are no direct flights from St. Louis to Portugal. Popular non-direct routes for this connection are Lambert-St Louis Airport - Lisbon Humberto Delgado Airport and Lambert-St Louis Airport - Porto Airport.
There are 2 airports near Portugal: Lisbon Humberto Delgado (LIS), Porto (OPO)

How to get the cheapest flight ticket from St. Louis to Portugal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to Portugal from St. Louis?

KLM. British Airways, Delta, and Iberia are the most popular carriers operating from St. Louis to Portugal

What is the cheapest St. Louis to Portugal flight route?

Lambert-St Louis - Lisbon Humberto Delgado. Fly from Lambert-St Louis to Lisbon Humberto Delgado for the best St. Louis - Portugal flight prices

Easily compare round-trip flights from St. Louis to Portugal

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Portugal by changing tabs
Multiple Airlines
Apr 20
STL11:39 amLambert-St Louis
26h 21m
2 stops
LIS8:00 pmLisbon Humberto Delgado
May 1
LIS6:40 amLisbon Humberto Delgado
42h 00m
2 stops
STL6:40 pmLambert-St Louis
United Airlines
Aug 20
STL6:03 amLambert-St Louis
21h 17m
2 stops
LIS9:20 amLisbon Humberto Delgado
Aug 23
LIS11:25 amLisbon Humberto Delgado
17h 31m
2 stops
STL10:56 pmLambert-St Louis
Lufthansa
Apr 15
STL5:25 pmLambert-St Louis
22h 15m
2 stops
LIS9:40 pmLisbon Humberto Delgado
May 1
LIS5:05 amLisbon Humberto Delgado
14h 25m
1 stop
STL1:30 pmLambert-St Louis
British Airways
Sep 21
STL6:21 pmLambert-St Louis
22h 54m
2 stops
LIS11:15 pmLisbon Humberto Delgado
Sep 29
LIS6:45 pmLisbon Humberto Delgado
31h 13m
2 stops
STL7:58 pmLambert-St Louis
Air Canada
Sep 18
STL10:10 amLambert-St Louis
19h 00m
1 stop
LIS11:10 amLisbon Humberto Delgado
Sep 26
LIS11:25 amLisbon Humberto Delgado
33h 55m
2 stops
STL3:20 pmLambert-St Louis
Delta
Apr 25
STL6:30 amLambert-St Louis
22h 25m
2 stops
LIS10:55 amLisbon Humberto Delgado
May 4
LIS5:40 amLisbon Humberto Delgado
21h 43m
2 stops
STL9:23 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Portugal

If you're looking for one-way flights from St. Louis to Portugal, view some of our deals below provided by Lufthansa and United Airlines
United Airlines
Jul 22
STL11:25 amLambert-St Louis
16h 20m
2 stops
OPO9:45 amPorto
Lufthansa
Jul 19
STL5:30 pmLambert-St Louis
34h 55m
2 stops
OPO10:25 amPorto
Multiple Airlines
Jul 19
STL6:42 pmLambert-St Louis
32h 18m
3 stops
OPO9:00 amPorto

Search last-minute flights to Portugal from St. Louis

Find and compare round-trip flight prices for your last-minute flight from St. Louis to Portugal
United Airlines
Apr 5
STL3:25 pmLambert-St Louis
18h 30m
1 stop
OPO3:55 pmPorto
Apr 9
OPO12:35 pmPorto
15h 14m
2 stops
STL9:49 pmLambert-St Louis
Lufthansa
Apr 5
STL11:10 amLambert-St Louis
18h 10m
2 stops
OPO11:20 amPorto
Apr 9
OPO6:00 amPorto
21h 49m
2 stops
STL9:49 pmLambert-St Louis
Lufthansa
Apr 5
STL3:25 pmLambert-St Louis
18h 30m
1 stop
OPO3:55 pmPorto
Apr 9
OPO12:15 pmPorto
31h 15m
1 stop
STL1:30 pmLambert-St Louis

Best airlines flying from St. Louis to Portugal

Compare and see reviews for airlines that fly from St. Louis to Portugal with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $537Free CancellationRating
7.0
7,882 reviews
Search Lufthansa flights
British AirwaysPriceFrom $557Free CancellationRating
6.8
6,960 reviews
Search British Airways flights
United AirlinesPriceFrom $560Free CancellationRating
7.4
11,470 reviews
Search United Airlines flights
DeltaPriceFrom $593Free CancellationRating
8.0
11,402 reviews
Search Delta flights
IberiaPriceFrom $623Free CancellationRating
7.1
2,806 reviews
Search Iberia flights
American AirlinesPriceFrom $627Free CancellationRating
7.3
15,181 reviews
Search American Airlines flights
KLMPriceFrom $664Free CancellationRating
7.8
1,684 reviews
Search KLM flights
Air CanadaPriceFrom $807Free CancellationRating
7.0
6,744 reviews
Search Air Canada flights

Lufthansa flights from St. Louis to Portugal

Our best Lufthansa deals on St. Louis to Portugal flight tickets
Lufthansa
Apr 15
STL5:25 pmLambert-St Louis
22h 15m
2 stops
LIS9:40 pmLisbon Humberto Delgado
May 1
LIS5:05 amLisbon Humberto Delgado
14h 25m
1 stop
STL1:30 pmLambert-St Louis
Lufthansa
Apr 15
STL5:25 pmLambert-St Louis
22h 15m
2 stops
LIS9:40 pmLisbon Humberto Delgado
May 1
LIS5:05 amLisbon Humberto Delgado
16h 41m
2 stops
STL3:46 pmLambert-St Louis
Lufthansa
Apr 15
STL5:25 pmLambert-St Louis
22h 15m
2 stops
LIS9:40 pmLisbon Humberto Delgado
May 1
LIS5:05 amLisbon Humberto Delgado
16h 41m
2 stops
STL3:46 pmLambert-St Louis

Air Canada flights from St. Louis to Portugal

Our best Air Canada deals on St. Louis to Portugal flight tickets
Air Canada
Sep 18
STL10:10 amLambert-St Louis
19h 00m
1 stop
LIS11:10 amLisbon Humberto Delgado
Sep 26
LIS11:25 amLisbon Humberto Delgado
33h 55m
2 stops
STL3:20 pmLambert-St Louis
Air Canada
Sep 21
STL4:05 pmLambert-St Louis
13h 05m
1 stop
LIS11:10 amLisbon Humberto Delgado
Sep 29
LIS12:50 pmLisbon Humberto Delgado
32h 31m
2 stops
STL3:21 pmLambert-St Louis
Air Canada
Sep 18
STL10:10 amLambert-St Louis
19h 00m
1 stop
LIS11:10 amLisbon Humberto Delgado
Sep 26
LIS11:25 amLisbon Humberto Delgado
29h 02m
2 stops
STL10:27 amLambert-St Louis

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Portugal?

    Prices for flights from Lambert-St Louis Airport to Portugal are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Portugal?

  • How old do you have to be to fly from Lambert-St Louis Airport to Portugal?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Alternative routes for St. Louis to Portugal

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Kansas City to Lisbon Flights
Fastest flight time15h 45m
Cheapest price$908
St. Louis to Lisbon Flights
Fastest flight time15h 15m
Cheapest price$901
Kansas City to Porto Flights
Fastest flight time16h 38m
Cheapest price$991
Kansas City to Ponta Delgada Flights
Fastest flight time13h 55m
Cheapest price$1,296
St. Louis to Porto Flights
Fastest flight time10h 20m
Cheapest price$1,001
St. Louis to Lajes Flights
Fastest flight time19h 50m
Cheapest price$1,534
Kansas City to Lajes Flights
Fastest flight time31h 10m
Cheapest price$1,329

Similar St. Louis to Portugal flights

Flexible with your destination? Broaden your search and find flights similar to your St. Louis to Portugal route

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Portugal?

It is quick and easy to find St. Louis to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

Can I find flights from St. Louis to Portugal with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Portugal flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Portugal?

Once you have performed a search for St. Louis to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Portugal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Portugal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portugal and let you know when they change.


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