HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$456+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — STL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lisbon to St. Louis with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$689
(British Airways)

One-way from

$456
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$924
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
High demand for flights, 14% potential price rise
Search Deals
Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

Find flight deals from Lisbon to St. Louis

Cheapest flights from Lisbon to St. Louis
Explore the most affordable flight options available from Lisbon to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This British Airways deal was found by Cheapflights users on 1/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/36:30 amLIS - STL
2 stops17h 35mBritish Airways
Mon 3/102:05 pmSTL - LIS
1 stop14h 00mBritish Airways
Deal found 1/21$689
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Mon 3/310:50 amLIS - STL
3 stops30h 40mMultiple Airlines
Mon 3/1012:15 pmSTL - LIS
3 stops16h 55mMultiple Airlines
Deal found 1/21$716
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1210:15 amLIS - STL
1 stop18h 18mLufthansa
Fri 3/285:33 pmSTL - LIS
1 stop32h 47mLufthansa
Deal found 1/21$1,588

Find flights from Lisbon to St. Louis within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 3/3

6:30 am-6:05 pm

2 stops17h 35m

Lambert-St Louis

Mon 3/10

2:05 pm-9:05 am

1 stop14h 00m

$689

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 3/3

10:50 am-11:30 am

3 stops30h 40m

Lambert-St Louis

Mon 3/10

12:15 pm-10:10 am

3 stops16h 55m

$716

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 3/12

10:15 am-11:33 pm

1 stop18h 18m

Lambert-St Louis

Fri 3/28

5:33 pm-7:20 am

1 stop32h 47m

$1,588

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 4/24

5:55 am-12:15 am

2 stops24h 20m

$456

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Tue 5/20

6:35 am-11:23 pm

2 stops22h 48m

$635

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 4/30

12:30 pm-11:15 pm

2 stops16h 45m

$643

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 5/21

11:05 am-8:14 pm

1 stop15h 09m

$651

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 5/19

11:25 am-8:01 pm

1 stop14h 36m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Lisbon-St. Louis flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Travel insights for flights from Lisbon to St. Louis

Get recent, data-driven insights about flights from Lisbon to St. Louis including ideal travel times, pricing trends, and more.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated January 21, 2025.
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Finnair
7.6
Good
1,285 reviews
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

United Airlines
7.4
Good
8,982 reviews
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Iberia
7.0
Good
2,646 reviews
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

Lufthansa
6.8
Okay
7,111 reviews
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

British Airways
6.6
Okay
6,834 reviews
Finnair
7.6
Good
1,285 reviews

Overall

7.6

Crew

8.1

Comfort

7.5

Food

6.7

Boarding

7.7

Entertainment

6.9

Reviews

1 / 10

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

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.

  • What are the cheapest airlines flying from Lisbon to St. Louis round-trip?

    Flying on British Airways is currently your cheapest option to St. Louis, with prices starting at $689. Another option worth looking into is Lufthansa, starting at $1,588 round trip. British Airways is currently priced 25% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Lisbon to St. Louis one-way?

    The cheapest airlines for a one-way flight from Lisbon to St. Louis are Finnair ($635), Iberia ($643), and British Airways ($651).

  • 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.

  • What is the cheapest month to book a flight from Lisbon to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Lisbon to St. Louis (average of $311). Flying from Lisbon to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lisbon to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Porto to Kansas City flights
Porto to St. Louis flights
Lisbon to Kansas City flights

Top airline flying from Lisbon to St. Louis

Discover the top airline that operate flights from Lisbon to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$820Average$898FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.