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St. Louis

$698+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — STL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$768
(British Airways)

One-way from

$698
(Gurufare)

Popular in

August

Cheapest in

December

Average price

$903
Provider with most accurate pricing for Lisbon Humberto Delgado-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Lambert-St Louis flights.
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From Lisbon Humberto Delgado to Lambert-St Louis
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One-way flight from Lisbon Humberto Delgado to Lambert-St Louis
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Highest demand for flights based on searches. 8% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 17, 2025.

This British Airways deal was found by Cheapflights users on 4/16. 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.
Thu 4/2411:05 amLIS - STL
1 stop15h 53mBritish Airways
Mon 4/286:00 pmSTL - LIS
2 stops15h 40mBritish Airways
Deal found 4/16$735
This American Airlines deal was found by Cheapflights users on 4/16. 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 4/2411:05 amLIS - STL
1 stop31h 44mAmerican Airlines
Mon 4/286:15 amSTL - LIS
1 stop20h 50mAmerican Airlines
Deal found 4/16$747
This Iberia deal was found by Cheapflights users on 4/16. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:35 amLIS - STL
2 stops22h 58mIberia
Wed 5/287:30 pmSTL - LIS
2 stops21h 55mIberia
Deal found 4/16$792
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/111:25 amLIS - STL
1 stop14h 33mUnited Airlines
Tue 5/271:00 pmSTL - LIS
1 stop15h 30mUnited Airlines
Deal found 4/16$820
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/285:40 amLIS - STL
2 stops21h 11mDelta
Tue 5/276:00 amSTL - LIS
1 stop20h 00mDelta
Deal found 4/16$855
This Mytrip deal was found by Cheapflights users on 4/16. 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.
Thu 5/16:15 amLIS - STL
2 stops19h 28mMultiple Airlines
Fri 5/307:30 amSTL - LIS
3 stops31h 50mMultiple Airlines
Deal found 4/16$1,654

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 April 17, 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

Tue 4/29

6:35 am-6:02 pm

2 stops17h 27m

Lambert-St Louis

Wed 5/28

1:38 pm-2:05 pm

2 stops18h 27m

$768

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sun 5/4

6:35 am-11:33 pm

2 stops22h 58m

Lambert-St Louis

Wed 5/28

7:30 pm-11:25 pm

2 stops21h 55m

$792

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 5/1

11:25 am-7:58 pm

1 stop14h 33m

Lambert-St Louis

Tue 5/27

1:00 pm-10:30 am

1 stop15h 30m

$820

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Mon 4/28

5:40 am-8:51 pm

2 stops21h 11m

Lambert-St Louis

Tue 5/27

6:00 am-8:00 am

1 stop20h 00m

$855

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Sun 7/27

11:05 am-11:49 pm

2 stops18h 44m

Lambert-St Louis

Sat 8/9

9:35 am-9:05 am

2 stops17h 30m

$987

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Thu 5/1

6:15 am-7:43 pm

2 stops19h 28m

Lambert-St Louis

Fri 5/30

7:30 am-9:20 pm

3 stops31h 50m

$1,654

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 4/30

10:15 pm-10:12 pm

2 stops29h 57m

$698

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Fri 5/30

6:35 am-9:52 pm

2 stops21h 17m

$706

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Wed 4/30

11:05 am-8:58 pm

1 stop15h 53m

$709

LisbonSt. Louis

LIS - STL

LISSTL

Lisbon Humberto Delgado

Fri 5/30

11:25 am-7:58 pm

1 stop14h 33m

$913

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 13 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 April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice 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.

Cheapflights Insights

Everything you need to know about your flight from Lisbon to St. Louis

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 April 17, 2025.
To help decide which airline to fly from Lisbon to St. Louis, see what other customers have to say about Delta, Finnair and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,143 reviews
Delta
8.0
Very good
7,916 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $768. Additional round-trip tickets that might be worth considering are offered by Iberia and United Airlines, with the lowest prices starting at $792 and $820, respectively. British Airways is currently priced 21% 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 Aer Lingus ($698), Finnair ($706), and Iberia ($709).

  • 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
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Alternative routes for Lisbon to St. Louis

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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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$820Average$898FlexibilityNo cancel feeOn-time71%

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