What is the cheapest airline that flies from Lambert-St Louis to Lisbon Humberto Delgado?

British Airways and United Airlines are the most popular carriers operating from Lambert-St Louis to Lisbon Humberto Delgado

When did momondo last update prices for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport refresh daily.

How old do you have to be to fly from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport 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 licence and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

R5 981 Cheap Flights from St. Louis to Lisbon in 2026/27

Find the cheapest flights from St. Louis to Lisbon

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:17 - 10:20STL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 03m1 stop Washington, D.C. Dulles Intl

5:00 - 13:45LIS Lisbon Humberto Delgado-STL Lambert-St Louis

14h 45m1 stop Frankfurt am Main

R12 306United Airlines

Wed, Dec 2 - Wed, Dec 9

8:30 - 10:05STL Lambert-St Louis-LIS Lisbon Humberto Delgado

19h 35m1 stop Washington, D.C. Dulles Intl

12:50 - 14:41LIS Lisbon Humberto Delgado-STL Lambert-St Louis

31h 51m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

R12 356United Airlines

Tue, Dec 1 - Tue, Dec 8

6:30 - 6:55STL Lambert-St Louis-LIS Lisbon Humberto Delgado

18h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 - 13:45LIS Lisbon Humberto Delgado-STL Lambert-St Louis

14h 45m1 stop Frankfurt am Main

R12 372United Airlines

Wed, Dec 2 - Wed, Dec 9

13:17 - 10:20STL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 03m1 stop Washington, D.C. Dulles Intl

5:00 - 13:45LIS Lisbon Humberto Delgado-STL Lambert-St Louis

14h 45m1 stop Frankfurt am Main

R12 405United Airlines

Wed, Dec 2 - Wed, Dec 9

13:18 - 8:10STL Lambert-St Louis-LIS Lisbon Humberto Delgado

12h 52m2 stops Chicago O'Hare Intl Newark

12:50 - 14:41LIS Lisbon Humberto Delgado-STL Lambert-St Louis

31h 51m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

R12 437United Airlines

Tue, Dec 1 - Tue, Dec 8

6:30 - 6:55STL Lambert-St Louis-LIS Lisbon Humberto Delgado

18h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 - 13:45LIS Lisbon Humberto Delgado-STL Lambert-St Louis

14h 45m1 stop Frankfurt am Main

R12 454United Airlines

Wed, Dec 2 - Wed, Dec 9

10:45 - 9:20STL Lambert-St Louis-LIS Lisbon Humberto Delgado

16h 35m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

12:50 - 17:06LIS Lisbon Humberto Delgado-STL Lambert-St Louis

34h 16m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

R12 487Multiple Airlines

Wed, Feb 10 - Tue, Feb 16

9:40 - 6:55STL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 15m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

12:25 - 22:59LIS Lisbon Humberto Delgado-STL Lambert-St Louis

16h 34m2 stops Frankfurt am Main Chicago O'Hare Intl

R12 536United Airlines

Wed, Dec 2 - Wed, Dec 9

13:00 - 10:05STL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 05m1 stop Washington, D.C. Dulles Intl

11:20 - 14:35LIS Lisbon Humberto Delgado-STL Lambert-St Louis

33h 15m2 stops Toronto Pearson Intl Chicago O'Hare Intl

R12 601United Airlines

Tue, Nov 17 - Tue, Nov 24

9:40 - 6:55STL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 15m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

12:25 - 22:59LIS Lisbon Humberto Delgado-STL Lambert-St Louis

16h 34m2 stops Frankfurt am Main Chicago O'Hare Intl

R12 618United Airlines

Wed, Dec 2 - Wed, Dec 9

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from St. Louis to Lisbon

Our best United Airlines deals on St. Louis to Lisbon flight tickets

United Airlines

Dec 2

STL13:17Lambert-St Louis

15h 03m

1 stop

LIS10:20Lisbon Humberto Delgado

Dec 9

LIS5:00Lisbon Humberto Delgado

14h 45m

1 stop

STL13:45Lambert-St Louis

R12 306

United Airlines

Dec 1

STL8:30Lambert-St Louis

19h 35m

1 stop

LIS10:05Lisbon Humberto Delgado

Dec 8

LIS12:50Lisbon Humberto Delgado

31h 51m

2 stops

STL14:41Lambert-St Louis

R12 356

United Airlines

Dec 2

STL6:30Lambert-St Louis

18h 25m

2 stops

LIS6:55Lisbon Humberto Delgado

Dec 9

LIS5:00Lisbon Humberto Delgado

14h 45m

1 stop

STL13:45Lambert-St Louis

R12 372

Delta flights from St. Louis to Lisbon

Our best Delta deals on St. Louis to Lisbon flight tickets

Delta

Nov 4

STL10:35Lambert-St Louis

22h 35m

2 stops

LIS15:10Lisbon Humberto Delgado

Nov 17

LIS5:00Lisbon Humberto Delgado

22h 42m

2 stops

STL21:42Lambert-St Louis

R13 388

Delta

Nov 4

STL12:00Lambert-St Louis

17h 20m

2 stops

LIS11:20Lisbon Humberto Delgado

Nov 10

LIS5:00Lisbon Humberto Delgado

22h 42m

2 stops

STL21:42Lambert-St Louis

R13 552

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

13:17-10:20

1 stop15h 03m

Lisbon Humberto Delgado

Wed 9/12

5:00-13:45

1 stop14h 45m

R12 306

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 1/12

8:30-10:05

1 stop19h 35m

Lisbon Humberto Delgado

Tue 8/12

12:50-14:41

2 stops31h 51m

R12 356

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

6:30-6:55

2 stops18h 25m

Lisbon Humberto Delgado

Wed 9/12

5:00-13:45

1 stop14h 45m

R12 372

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

13:17-10:20

1 stop15h 03m

Lisbon Humberto Delgado

Wed 9/12

5:00-13:45

1 stop14h 45m

R12 405

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 1/12

13:18-8:10

2 stops12h 52m

Lisbon Humberto Delgado

Tue 8/12

12:50-14:41

2 stops31h 51m

R12 437

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

6:30-6:55

2 stops18h 25m

Lisbon Humberto Delgado

Wed 9/12

5:00-13:45

1 stop14h 45m

R12 454

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 10/2

10:45-9:20

2 stops16h 35m

Lisbon Humberto Delgado

Tue 16/2

12:50-17:06

2 stops34h 16m

R12 487

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

9:40-6:55

2 stops15h 15m

Lisbon Humberto Delgado

Wed 9/12

12:25-22:59

2 stops16h 34m

R12 536

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 17/11

13:00-10:05

1 stop15h 05m

Lisbon Humberto Delgado

Tue 24/11

11:20-14:35

2 stops33h 15m

R12 601

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 2/12

9:40-6:55

2 stops15h 15m

Lisbon Humberto Delgado

Wed 9/12

12:25-22:59

2 stops16h 34m

R12 618

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the typical price of a round-trip flight between St. Louis and Lisbon?

Prices are currently low for flights on this route.

Typical prices usually range from R13 994 to R19 287.
The lowest price recently found on this route was R12 306.

What is the cheapest month to fly to Lisbon?

In general, April is the cheapest month to fly from St. Louis to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R9 619. If you’re not able to fly to Lisbon in April, then February is your next best option. Flight prices from St. Louis to Lisbon during February average around R12 454.

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

You are more likely to see cheaper flights to Lisbon from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around R18 550 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from St. Louis for as low as R9 734 on momondo.

When to book flights from St. Louis to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Lisbon according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap St. Louis to Lisbon (STL to LIS) flight deals and tips

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

Best price found	R5 981
Direct flights	None

The best one-way flight to Lisbon from St. Louis in the past 72 hours is R5 981. The best return flight deal from St. Louis to Lisbon found on momondo in the last 72 hours is R12 306.

There are no direct flights from St. Louis to Lisbon. There are no popular flight routes from St. Louis to Lisbon.

Search flight deals

Frequently asked questions about flying from St. Louis to Lisbon

How far is Lambert-St Louis to Lisbon Humberto Delgado by plane?
A flight from Lambert-St Louis to Lisbon Humberto Delgado will travel around 6775,6 km.
When did momondo last update prices for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport refresh daily.
How old do you have to be to fly from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado Airport 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 licence and a passport that is valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fátima

Estoril

Nazaré

Almada

Sintra

Leiria

Peniche

Setúbal

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Lisbon. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Lisbon from St. Louis with this policy.

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

momondo helps you find the best flight between St. Louis and Lisbon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Lisbon from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Lisbon trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 21/11

Sat 28/11

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Other Portugal destinations

Complete your trip

Feeling lucky

Airports servicing Portugal

Cheap flights from St. Louis to Lisbon from R5 981

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 Lisbon departing on 22/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from St. Louis to Lisbon

Cheap return flights

Cheap one-way flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from St. Louis to Lisbon

Our best United Airlines deals on St. Louis to Lisbon flight tickets

Delta flights from St. Louis to Lisbon

Our best Delta deals on St. Louis to Lisbon flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from St. Louis to Lisbon that are best for you.

See travel insights to Lisbon from

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

What is the typical price of a round-trip flight between St. Louis and Lisbon?

What is the cheapest month to fly to Lisbon?

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

What is the cheapest airline that flies from Lambert-St Louis to Lisbon Humberto Delgado?

When to book flights from St. Louis to Lisbon

Cheap St. Louis to Lisbon (STL to LIS) flight deals and tips

Best price found

Direct flights

Frequently asked questions about flying from St. Louis to Lisbon

Travelling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Popular Cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Complete your trip to Lisbon

Explore popular destinations other users love

According to popular flight searches on momondo this year