Menu

Cheap flights from St Louis (STL) to Portugal

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
St Louis (STL) to Portugal

How far in advance should I book a flight from St Louis to Portugal?

Users have found that booking a flight from St Louis to Portugal at least 61 days early can save you up to 78% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from St Louis to Portugal for as little as $1313 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1956 for flights departing within the next 3 days.

What is the cheapest month to fly from St Louis to Portugal?

Flights from St Louis to Portugal lean towards being more expensive in August. Prices are generally better when you fly from St Louis to Portugal in February, with the cheapest ticket starting at $497.

Cheap flights from St Louis to Portugal in July, August 2020

The best prices found for STL to Portugal flights for July, August
27 Jul - 10 Aug
$815pp
STL
Lambert-St Louis
Multiple Airlines
     
3 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Multiple Airlines
     
3 STOPS
STL
Lambert-St Louis
27 Jul - 10 Aug
$1195pp
STL
Lambert-St Louis
Lufthansa
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
   
2 STOPS
STL
Lambert-St Louis
27 Jul - 10 Aug
$1226pp
STL
Lambert-St Louis
Lufthansa
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
   
2 STOPS
STL
Lambert-St Louis

St Louis to Portugal 2020 flight deals

Cheap flights to Portugal from St Louis found for this year
1 Nov - 11 Nov
$684pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
 
1 STOP
STL
Lambert-St Louis
1 Nov - 11 Nov
$697pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
 
1 STOP
STL
Lambert-St Louis
1 Nov - 11 Nov
$704pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
Lufthansa
 
1 STOP
STL
Lambert-St Louis

One-way flights to Portugal from St Louis

The cheapest one-way flights from St Louis to Portugal
3:00 am - 7:00 am
Delta
2 Stops
22h 00m
STL - LIS
Delta
$833
Delta
7:00 am - 5:20 am
Virgin Atlantic
2 Stops
16h 20m
STL - LIS
Virgin Atlantic
9:14 am - 2:50 pm
Brussels Airlines
2 Stops
23h 36m
STL - LIS
Brussels Airlines
$1094
Fareboom

Related info for your journey

Useful info, stats and facts about St Louis to Portugal flights.

Flight FAQs

From St Louis to Portugal

Are flight prices decreasing from St Louis to Portugal due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Portugal for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from St Louis to Portugal for under $700 on Cheapflights?

Yes, there are multiple flights from St Louis to Portugal for under $700. The cheapest flight booked recently is on Multiple Airlines for just $684, but on average you can expect to pay $744.

Are there nonstop flights from St Louis to Portugal for under $700 on Cheapflights?

There are no nonstop flights from St Louis to Portugal, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

What are the most popular airlines that fly from St Louis to Portugal?

The most popular airlines flying from St Louis to Portugal are Major Airline, Air Canada and Iberia. Something to consider prior to booking your flight.

What are the most popular routes from St Louis to Portugal?

The most popular route from St Louis to Portugal is Lambert-St Louis - Lajes. You may also consider Lambert-St Louis - Lisbon Humberto Delgado or Lambert-St Louis - Porto.

What are the cheapest Flights from St Louis to Portugal?

Looking for the cheapest flight from St Louis to Portugal? While on average our users pay $1307, our data indicates the cheapest price to be $694. The most popular route (Lambert-St Louis - Lajes), is priced around $1734.

Arrival points for flights from St Louis to Portugal

Destination information for Portugal

Things to know before you go. Useful info for your trip from St Louis to Portugal
Today's exchange rate
$1 = €0.89

Airports servicing St. Louis

Airports servicing

Cascais Aerodrome (CAT)
Faro (FAO)
Lisbon (LIS)
Oporto (OPO)