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St. Louis

$443+ Cheap flights from Lisbon (LIS) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — STL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Lisbon to St. Louis

Best flights from Lisbon to St. Louis
Discover carefully curated flight deals from Lisbon to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/235:00 amLIS - STL
1 stop14h 55mLufthansa
Tue 1/2711:22 amSTL - LIS
1 stop14h 48mLufthansa
Deal found 12/11$829
This Gotogate deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/235:00 amLIS - STL
1 stop14h 55mMultiple Airlines
Tue 1/274:05 pmSTL - LIS
2 stops16h 30mMultiple Airlines
Deal found 12/11$850
This Air Canada deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/155:00 amLIS - STL
2 stops40h 29mAir Canada
Mon 1/196:40 pmSTL - LIS
2 stops32h 40mAir Canada
Deal found 12/10$860
This American Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/158:20 amLIS - STL
2 stops18h 55mAmerican Airlines
Mon 1/1912:11 pmSTL - LIS
2 stops17h 54mAmerican Airlines
Deal found 12/9$867
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1510:15 amLIS - STL
1 stop13h 03mUnited Airlines
Mon 1/194:05 pmSTL - LIS
1 stop11h 15mUnited Airlines
Deal found 12/9$889
This Lufthansa deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/248:20 amLIS - STL
2 stops21h 39mLufthansa
Sat 1/3111:22 amSTL - LIS
1 stop14h 48mLufthansa
Deal found 12/10$855
This Mytrip deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/241:15 pmLIS - STL
3 stops30h 40mMultiple Airlines
Sat 1/314:05 pmSTL - LIS
3 stops21h 45mMultiple Airlines
Deal found 12/10$1,024

Find flight deals from Lisbon to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$829
(Kiwi.com)

One-way from

$443
(Kiwi.com)

Popular in

September

Cheapest in

December

Average price

$784
Provider with most accurate pricing for Lisbon Humberto Delgado-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Lambert-St Louis flights.
Search Deals
From Lisbon Humberto Delgado to Lambert-St Louis
Search Deals
One-way flight from Lisbon Humberto Delgado to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Lisbon to St. Louis that are best for you.

Fly from

Lisbon

Fly to

St. Louis

Route

Depart

Return

Price

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Fri 1/23

5:00 am-1:55 pm

1 stop14h 55m

Lambert-St Louis

Tue 1/27

11:22 am-8:10 am

1 stop14h 48m

$829

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Fri 1/23

5:00 am-1:55 pm

1 stop14h 55m

Lambert-St Louis

Tue 1/27

4:05 pm-2:35 pm

2 stops16h 30m

$850

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sat 1/24

8:20 am-11:59 pm

2 stops21h 39m

Lambert-St Louis

Sat 1/31

11:22 am-8:10 am

1 stop14h 48m

$855

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 1/15

5:00 am-3:29 pm

2 stops40h 29m

Lambert-St Louis

Mon 1/19

6:40 pm-9:20 am

2 stops32h 40m

$860

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 1/15

8:20 am-9:15 pm

2 stops18h 55m

Lambert-St Louis

Mon 1/19

12:11 pm-12:05 pm

2 stops17h 54m

$867

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 1/15

10:15 am-5:18 pm

1 stop13h 03m

Lambert-St Louis

Mon 1/19

4:05 pm-9:20 am

1 stop11h 15m

$889

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sat 1/24

1:15 pm-1:55 pm

3 stops30h 40m

Lambert-St Louis

Sat 1/31

4:05 pm-7:50 pm

3 stops21h 45m

$1,024

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sat 2/21

9:20 pm-11:59 pm

3 stops56h 39m

$443

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 4/9

10:40 am-10:33 pm

2 stops41h 53m

$537

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 2/12

6:25 am-8:07 pm

3 stops43h 42m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 15 results
1
2

Compare providers for flights from Lisbon to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lisbon to St. Louis in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lisbon-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lisbon-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lisbon-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-St. Louis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lisbon-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lisbon to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Lisbon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Lisbon to St. Louis?

    Departing from Lisbon to St. Louis will take you 14h 55m. Airlines will cover a distance of 4212 mi.

  • Can I find deals for flights from Lisbon to St. Louis that include hotel bookings?

    Yes. In addition to deals on Lisbon to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lisbon to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lisbon to St. Louis.

  • Can I find deals for business class flights from Lisbon to St. Louis?

    Yes. Cheapflights offers flight deals from Lisbon to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Swansea
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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