Which layover airport has the shortest connection time from St. Louis to Lisbon?

New York (JFK) has the shortest average layover time for this route: 1h 21m.

Which layover airport has the shortest travel time from St. Louis to Lisbon?

Flights connecting via New York (JFK) have the shortest average one-way travel time: 10h 30m.

What airlines fly to Lisbon?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to Lisbon from St. Louis according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 6 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from St. Louis to Lisbon?

Flights via New York (JFK) offer the lowest average round-trip price of $605.

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

United Airlines is the most popular carrier operating from Lambert-St Louis to Lisbon Humberto Delgado

Which airport is the most popular layover for flights between St. Louis and Lisbon?

Frankfurt am Main (FRA) was the most common stop: 27% of momondo users choosing 1-stop flights on this route connected there.

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 were last updated today.

How many operators does momondo search for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?

There are 6 operators available for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport as of September 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 license 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.

$349 Cheap Flights from St. Louis to Lisbon in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Lisbon

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:59 am - 8:10 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

16h 11m1 stop Newark

12:50 pm - 3:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

32h 53m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$576United Airlines

Wed, Nov 4 - Tue, Nov 17

8:30 am - 6:55 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

16h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

12:50 pm - 3:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

32h 53m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$579Air Canada

Wed, Nov 4 - Tue, Nov 17

4:05 pm - 8:55 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

10h 50m1 stop Toronto Pearson Intl

8:55 am - 4:24 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

37h 29m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$579United Airlines

Wed, Nov 25 - Thu, Dec 3

11:14 am - 8:05 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

26h 51m2 stops Chicago O'Hare Intl Madrid Barajas

8:20 am - 7:22 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 02m2 stops Madrid Barajas Chicago O'Hare Intl

$580Iberia

Wed, Nov 25 - Thu, Dec 3

7:30 am - 6:55 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

17h 25m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

11:20 am - 3:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

34h 23m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$584Air Canada

Wed, Nov 4 - Tue, Nov 10

3:30 pm - 12:05 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 35m2 stops Charlotte Douglas London Heathrow

8:20 am - 7:22 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 02m2 stops Madrid Barajas Chicago O'Hare Intl

$587American Airlines

Tue, Oct 27 - Tue, Nov 3

3:18 pm - 9:05 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

12h 47m1 stop Philadelphia

6:30 am - 6:17 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 47m2 stops Madrid Barajas Chicago O'Hare Intl

$589American Airlines

Tue, Oct 27 - Tue, Nov 3

1:15 pm - 9:05 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

13h 50m1 stop Philadelphia

11:05 am - 8:26 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

15h 21m1 stop Philadelphia

$596Iberia

Wed, Nov 4 - Tue, Nov 10

9:50 am - 5:45 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

25h 55m2 stops Boston Logan Intl London Heathrow

12:55 pm - 4:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

33h 48m2 stops London Heathrow Chicago O'Hare Intl

$608British Airways

Tue, Nov 3 - Mon, Nov 9

10:59 am - 2:30 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

21h 31m2 stops Philadelphia London Heathrow

10:40 am - 10:15 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 35m2 stops London Heathrow Chicago O'Hare Intl

$608British Airways

Tue, Oct 20 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 8:20 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

19h 20m1 stop Newark

11:25 am - 3:38 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

34h 13m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$857United Airlines

Thu, Sep 17 - Mon, Sep 21

8:30 am - 8:20 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

17h 50m2 stops Chicago O'Hare Intl Newark

11:25 am - 11:57 amLIS Lisbon Humberto Delgado-STL Lambert-St Louis

30h 32m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$971United Airlines

Thu, Sep 17 - Mon, Sep 21

7:00 am - 8:20 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

19h 20m1 stop Newark

7:25 am - 1:25 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

36h 00m1 stop Frankfurt am Main

$1,053United Airlines

Thu, Sep 17 - Mon, Sep 21

4:50 pm - 8:20 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

33h 30m1 stop Newark

1:00 pm - 3:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

32h 43m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,104United Airlines

Fri, Sep 18 - Sun, Sep 27

11:01 am - 9:35 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

28h 34m2 stops Chicago O'Hare Intl Dublin

10:15 pm - 12:27 amLIS Lisbon Humberto Delgado-STL Lambert-St Louis

32h 12m2 stops Dublin Chicago O'Hare Intl

$1,308Aer Lingus

Fri, Sep 18 - Sun, Sep 27

11:01 am - 9:35 pmSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

28h 34m2 stops Chicago O'Hare Intl Dublin

10:15 pm - 8:44 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

28h 29m2 stops Dublin Chicago O'Hare Intl

$1,337Aer Lingus

Fri, Sep 18 - Sun, Sep 27

6:40 am - 8:00 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

19h 20m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

5:00 am - 8:35 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

21h 35m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$1,379Delta

Wed, Sep 16 - Fri, Sep 25

6:00 am - 8:50 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

20h 50m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

5:00 am - 4:47 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 47m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,380Delta

Wed, Sep 16 - Fri, Sep 25

10:29 am - 8:00 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

15h 31m2 stops Detroit Metropolitan Wayne County New York John F Kennedy Intl

5:00 am - 4:47 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 47m2 stops Amsterdam Schiphol Minneapolis St Paul

$1,380Delta

Wed, Sep 16 - Fri, Sep 25

6:30 am - 9:05 amSTL Lambert-St Louis-LIS Lisbon Humberto Delgado

20h 35m1 stop Philadelphia

12:30 pm - 11:43 pmLIS Lisbon Humberto Delgado-STL Lambert-St Louis

17h 13m2 stops Madrid Barajas Dallas/Fort Worth

$1,390Iberia

Wed, Sep 16 - Fri, Sep 25

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Iberia flights from St. Louis to Lisbon

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

Iberia

Nov 25

STL11:14 amLambert-St Louis

26h 51m

2 stops

LIS8:05 pmLisbon Humberto Delgado

Dec 3

LIS8:20 amLisbon Humberto Delgado

17h 02m

2 stops

STL7:22 pmLambert-St Louis

$580

Iberia

Nov 7

STL12:58 pmLambert-St Louis

36h 42m

2 stops

LIS7:40 amLisbon Humberto Delgado

Nov 16

LIS4:45 pmLisbon Humberto Delgado

22h 45m

2 stops

STL9:30 amLambert-St Louis

$604

Iberia

Feb 7

STL9:00 amLambert-St Louis

25h 05m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Feb 13

LIS6:45 pmLisbon Humberto Delgado

20h 34m

2 stops

STL9:19 amLambert-St Louis

$656

American Airlines flights from St. Louis to Lisbon

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

American Airlines

Oct 27

STL3:30 pmLambert-St Louis

15h 35m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Nov 3

LIS8:20 amLisbon Humberto Delgado

17h 02m

2 stops

STL7:22 pmLambert-St Louis

$587

American Airlines

Nov 3

STL6:02 amLambert-St Louis

21h 03m

1 stop

LIS9:05 amLisbon Humberto Delgado

Nov 11

LIS8:20 amLisbon Humberto Delgado

17h 02m

2 stops

STL7:22 pmLambert-St Louis

$589

American Airlines

Nov 3

STL11:35 amLambert-St Louis

15h 30m

2 stops

LIS9:05 amLisbon Humberto Delgado

Nov 11

LIS6:30 amLisbon Humberto Delgado

17h 47m

2 stops

STL6:17 pmLambert-St Louis

$594

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/4

9:59 am-8:10 am

1 stop16h 11m

Lisbon Humberto Delgado

Tue 11/17

12:50 pm-3:43 pm

2 stops32h 53m

$576

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/4

8:30 am-6:55 am

2 stops16h 25m

Lisbon Humberto Delgado

Tue 11/17

12:50 pm-3:43 pm

2 stops32h 53m

$579

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/25

4:05 pm-8:55 am

1 stop10h 50m

Lisbon Humberto Delgado

Thu 12/3

8:55 am-4:24 pm

2 stops37h 29m

$579

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/25

11:14 am-8:05 pm

2 stops26h 51m

Lisbon Humberto Delgado

Thu 12/3

8:20 am-7:22 pm

2 stops17h 02m

$580

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/4

7:30 am-6:55 am

2 stops17h 25m

Lisbon Humberto Delgado

Tue 11/10

11:20 am-3:43 pm

2 stops34h 23m

$584

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 10/27

3:30 pm-12:05 pm

2 stops15h 35m

Lisbon Humberto Delgado

Tue 11/3

8:20 am-7:22 pm

2 stops17h 02m

$587

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 10/27

3:18 pm-9:05 am

1 stop12h 47m

Lisbon Humberto Delgado

Tue 11/3

6:30 am-6:17 pm

2 stops17h 47m

$589

Quickest round-trip

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Wed 11/4

1:15 pm-9:05 am

1 stop13h 50m

Lisbon Humberto Delgado

Tue 11/10

11:05 am-8:26 pm

1 stop15h 21m

$596

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 11/3

9:50 am-5:45 pm

2 stops25h 55m

Lisbon Humberto Delgado

Mon 11/9

12:55 pm-4:43 pm

2 stops33h 48m

$608

St. LouisLisbon

STL Lambert-St Louis - LIS Lisbon Humberto Delgado

STLLIS

Lambert-St Louis

Tue 10/20

10:59 am-2:30 pm

2 stops21h 31m

Lisbon Humberto Delgado

Tue 11/10

10:40 am-10:15 pm

2 stops17h 35m

$608

Flights are sorted by cheapest round-trip 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

Layovers

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 $1,103 to $3,343.
The lowest price recently found on this route was $576.

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 $587. If you are unable to visit Lisbon during the month of April, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $754.

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 $1,122 when searching weeks out. 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 $594 on momondo.

Can stopping save me money on St. Louis to Lisbon flights?

You could potentially save up to 6% on your flight if you consider stops on a St. Louis to Lisbon flight.

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 round-trip 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	$349
Fastest flight time	10h 50m
Direct flights	None

The best one-way flight to Lisbon from St. Louis in the past 72 hours is $349. The best round-trip flight deal from St. Louis to Lisbon found on momondo in the last 72 hours is $576.

The fastest flight from St. Louis to Lisbon takes 10h 50m

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?
The distance between Lambert-St Louis and Lisbon Humberto Delgado is about 4210.2 mi. A reasonable flight in good conditions will take 10h 50m.
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 were last updated today.
How many operators does momondo search for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?
There are 6 operators available for flights from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport as of September 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Lisbon Humberto Delgado Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 license 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.
What is the most popular airline from St. Louis to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from St. Louis to Lisbon is United Airlines (38% of total bookings). The next most popular airlines are Air Canada (22%), American Airlines (13%), and Lufthansa (9%).

Best airlines flying from St. Louis to Lisbon

Compare and see reviews for airlines that fly from St. Louis to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $502	Free Cancellation	Rating 7.1 12,059 reviews	Search American Airlines flights
Delta	PriceFrom $558	Free Cancellation	Rating 7.8 8,568 reviews	Search Delta flights
British Airways	PriceFrom $574	Free Cancellation	Rating 6.7 8,222 reviews	Search British Airways flights
Lufthansa	PriceFrom $606	Free Cancellation	Rating 6.8 8,220 reviews	Search Lufthansa flights
United Airlines	PriceFrom $610	Free Cancellation	Rating 7.4 10,209 reviews	Search United Airlines flights
Air Canada	PriceFrom $649	Free Cancellation	Rating 7.1 11,630 reviews	Search Air Canada flights

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Why use momondo?

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

It is quick and easy to find St. Louis to Lisbon 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 Lisbon that suits you.

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

momondo does allow users to show only those flights to Lisbon from St. Louis which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lisbon from St. Louis.

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.

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Cheap flights from St. Louis to Lisbon from $349

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 1/12. 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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Iberia flights from St. Louis to Lisbon

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

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

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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?

Can stopping save me money on St. Louis to Lisbon flights?

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

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between St. Louis and Lisbon?

Which layover airport offers the lowest fares from St. Louis to Lisbon?

Which layover airport has the shortest travel time from St. Louis to Lisbon?

Which layover airport has the shortest connection time from St. Louis to Lisbon?

When to book flights from St. Louis to Lisbon

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

Best Price Found

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Frequently asked questions about flying from St. Louis to Lisbon

Best airlines flying from St. Louis to Lisbon

Compare and see reviews for airlines that fly from St. Louis to Lisbon with momondo

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An easier way to manage your Lisbon trip

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List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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