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Cheap flights from Lisbon to St. Louis from $469

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to St. Louis departing on 10/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Lisbon to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:00 am - 5:23 pm
LIS
-
STL
18h 23m
2 stops
Delta Logo
5:36 pm - 5:50 pm
STL
-
LIS
18h 14m
2 stops
$1,093Delta
Mon, Jul 6 - Tue, Jul 14
Delta Logo
5:00 am - 8:37 pm
LIS
-
STL
21h 37m
2 stops
Delta Logo
6:09 pm - 5:50 pm
STL
-
LIS
17h 41m
2 stops
$1,095Delta
Mon, Jul 13 - Mon, Jul 20
Multiple Airlines Logo
5:00 am - 4:46 pm
LIS
-
STL
17h 46m
2 stops
Multiple Airlines Logo
6:58 pm - 5:50 pm
STL
-
LIS
16h 52m
2 stops
$1,102Multiple Airlines
Mon, Jul 6 - Thu, Jul 16
Delta Logo
5:00 am - 8:37 pm
LIS
-
STL
21h 37m
2 stops
Delta Logo
9:15 am - 11:15 am
STL
-
LIS
20h 00m
2 stops
$1,103Delta
Thu, Jul 30 - Thu, Aug 6
KLM Logo
5:00 am - 5:24 pm
LIS
-
STL
18h 24m
2 stops
KLM Logo
5:36 pm - 2:35 pm
STL
-
LIS
14h 59m
2 stops
$1,107KLM
Tue, Jul 7 - Tue, Jul 14
Iberia Logo
6:35 am - 9:09 am
LIS
-
STL
32h 34m
2 stops
Iberia Logo
11:15 am - 9:05 am
STL
-
LIS
15h 50m
1 stop
$1,113Iberia
Tue, Jul 7 - Wed, Jul 15
Iberia Logo
6:35 am - 12:16 am
LIS
-
STL
23h 41m
2 stops
Iberia Logo
9:39 am - 11:50 am
STL
-
LIS
20h 11m
2 stops
$1,116Iberia
Tue, Jul 7 - Wed, Jul 15
American Airlines Logo
11:05 am - 11:32 pm
LIS
-
STL
18h 27m
1 stop
American Airlines Logo
6:00 am - 9:05 am
STL
-
LIS
21h 05m
1 stop
$1,160American Airlines
Thu, Jul 30 - Thu, Aug 6
British Airways Logo
11:05 am - 11:32 pm
LIS
-
STL
18h 27m
1 stop
British Airways Logo
9:35 pm - 11:00 pm
STL
-
LIS
19h 25m
1 stop
$1,162British Airways
Wed, Jul 8 - Tue, Jul 14
Iberia Logo
6:35 am - 11:32 pm
LIS
-
STL
22h 57m
2 stops
Iberia Logo
6:00 am - 9:05 am
STL
-
LIS
21h 05m
1 stop
$1,163Iberia
Thu, Jul 30 - Thu, Aug 6

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Delta flights from Lisbon to St. Louis

Our best Delta deals on Lisbon to St. Louis flight tickets
Delta
Jun 20
LIS5:00 amLisbon Humberto Delgado
21h 39m
2 stops
STL8:39 pmLambert-St Louis
Jun 24
STL11:18 amLambert-St Louis
17h 37m
2 stops
LIS10:55 amLisbon Humberto Delgado
$871
Delta
Jul 6
LIS5:00 amLisbon Humberto Delgado
18h 23m
2 stops
STL5:23 pmLambert-St Louis
Jul 14
STL5:36 pmLambert-St Louis
18h 14m
2 stops
LIS5:50 pmLisbon Humberto Delgado
$1,093
Delta
Jul 13
LIS5:00 amLisbon Humberto Delgado
21h 37m
2 stops
STL8:37 pmLambert-St Louis
Jul 20
STL6:09 pmLambert-St Louis
17h 41m
2 stops
LIS5:50 pmLisbon Humberto Delgado
$1,095

Iberia flights from Lisbon to St. Louis

Our best Iberia deals on Lisbon to St. Louis flight tickets
Iberia
Jun 19
LIS8:25 amLisbon Humberto Delgado
21h 51m
2 stops
STL12:16 amLambert-St Louis
Jun 21
STL11:18 amLambert-St Louis
15h 47m
1 stop
LIS9:05 amLisbon Humberto Delgado
$1,098
Iberia
Jun 19
LIS8:25 amLisbon Humberto Delgado
21h 51m
2 stops
STL12:16 amLambert-St Louis
Jun 21
STL2:33 pmLambert-St Louis
23h 32m
2 stops
LIS8:05 pmLisbon Humberto Delgado
$1,101
Iberia
Jul 7
LIS6:35 amLisbon Humberto Delgado
32h 34m
2 stops
STL9:09 amLambert-St Louis
Jul 15
STL11:15 amLambert-St Louis
15h 50m
1 stop
LIS9:05 amLisbon Humberto Delgado
$1,113

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 17, 2026.
Use the filters below to find and compare flights from Lisbon to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 7/6

5:00 am-5:23 pm

2 stops18h 23m

Lambert-St Louis

Tue 7/14

5:36 pm-5:50 pm

2 stops18h 14m

$1,093

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 7/13

5:00 am-8:37 pm

2 stops21h 37m

Lambert-St Louis

Mon 7/20

6:09 pm-5:50 pm

2 stops17h 41m

$1,095

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 7/6

5:00 am-4:46 pm

2 stops17h 46m

Lambert-St Louis

Thu 7/16

6:58 pm-5:50 pm

2 stops16h 52m

$1,102

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 7/30

5:00 am-8:37 pm

2 stops21h 37m

Lambert-St Louis

Thu 8/6

9:15 am-11:15 am

2 stops20h 00m

$1,103
Quickest round-trip

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

5:00 am-5:24 pm

2 stops18h 24m

Lambert-St Louis

Tue 7/14

5:36 pm-2:35 pm

2 stops14h 59m

$1,107

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

6:35 am-9:09 am

2 stops32h 34m

Lambert-St Louis

Wed 7/15

11:15 am-9:05 am

1 stop15h 50m

$1,113

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 7/7

6:35 am-12:16 am

2 stops23h 41m

Lambert-St Louis

Wed 7/15

9:39 am-11:50 am

2 stops20h 11m

$1,116

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 7/30

11:05 am-11:32 pm

1 stop18h 27m

Lambert-St Louis

Thu 8/6

6:00 am-9:05 am

1 stop21h 05m

$1,160

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 7/8

11:05 am-11:32 pm

1 stop18h 27m

Lambert-St Louis

Tue 7/14

9:35 pm-11:00 pm

1 stop19h 25m

$1,162

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 7/30

6:35 am-11:32 pm

2 stops22h 57m

Lambert-St Louis

Thu 8/6

6:00 am-9:05 am

1 stop21h 05m

$1,163

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Lisbon to St. Louis

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

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

You could potentially save up to 18% on your flight if you consider stops on a Lisbon to St. Louis flight.

When to book flights from Lisbon to St. Louis

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

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

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

Fastest flight time

20h 27m

Direct flights

None
The fastest flight from Lisbon to St. Louis takes 20h 27m
There are no direct flights from Lisbon to St. Louis. There are no popular flight routes from Lisbon to St. Louis.
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Frequently asked questions about flying from Lisbon to St. Louis

  • How far is Lisbon Humberto Delgado to Lambert-St Louis by plane?

    A flight from Lisbon Humberto Delgado to Lambert-St Louis will travel around 4210.2 mi. Flights usually cover this in 20h 27m, depending on flying conditions and air traffic around both airports.

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

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

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Clayton
Fenton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Lisbon to St. Louis for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lisbon to St. Louis.

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

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