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Cheap flights from St. Louis (STL) to Lisbon (LIS) from $404

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — LIS
May 14 — May 211
From?
To?
Tue 5/14
Tue 5/21
1 adult, Economy
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The best prices from Lambert-St Louis to Lisbon Humberto Delgado are usually found in January or November, booked 40 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from St. Louis to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Lisbon (LIS). 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 May 9, 2024.

Popular in

May

Cheapest in

January

Round-trip from

$599

One-way from

$502
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 41% potential price drop
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From Lambert-St Louis to Lisbon Humberto Delgado
Search Deals
One-way flight from Lambert-St Louis to Lisbon Humberto Delgado
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What is the cheapest day to fly round-trip from St. Louis to Lisbon?

Departing on a Sunday is a good option for securing a great price. You can expect to save up to 32% when planning your travel around this day of the week.

How far in advance should I book a flight from St. Louis to Lisbon?

To save on the cost of your flight from St. Louis to Lisbon, book at least 41 days before your planned departure. Booking around this time can save you about 60% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $729 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $729.

What is the cheapest month to fly from St. Louis to Lisbon?

Our data shows that January tends to be the cheapest month to fly to Lisbon from St. Louis. Users have commonly found prices around $1,034 for the month, but tickets can be as low as $457. Due to multiple factors, prepare for potentially higher prices in May.

When is the cheapest time to fly from St. Louis to Lisbon (STL - LIS)?

A simple way to save on the total cost of your ticket is to fly from St. Louis to Lisbon in the evening. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight at noon.

Cheap Delta flights from St. Louis to Lisbon

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 9, 2024.
Find some of the cheapest Delta flights traveling from St. Louis to Lisbon. It's recommended that users confirm their flight details before booking.
Wed 9/183:30 pmSTL - LIS
2 stops17h 20mDelta
Thu 9/265:40 amLIS - STL
2 stops21h 51mDelta
Deal found 5/8$777
Thu 10/106:00 amSTL - LIS
2 stops20h 00mDelta
Sat 10/195:40 amLIS - STL
2 stops16h 54mDelta
Deal found 5/7$919
Fri 8/92:05 pmSTL - LIS
2 stops18h 45mDelta
Sat 8/175:40 amLIS - STL
2 stops21h 37mDelta
Deal found 5/8$1,022
Sun 6/237:15 amSTL - LIS
2 stops18h 45mDelta
Wed 7/35:40 amLIS - STL
2 stops20h 57mDelta
Deal found 5/9$1,054
Tue 6/182:16 pmSTL - LIS
2 stops18h 34mDelta
Wed 6/2610:00 amLIS - STL
2 stops16h 37mDelta
Deal found 5/8$1,060
Sat 8/35:25 pmSTL - LIS
2 stops15h 25mDelta
Sat 8/105:00 amLIS - STL
2 stops22h 29mDelta
Deal found 5/9$1,067
Tue 5/2110:45 amSTL - LIS
1 stop15h 15mDelta
Tue 5/285:40 amLIS - STL
2 stops21h 10mDelta
Deal found 5/7$1,335

Cheap Air Canada flights from St. Louis to Lisbon

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Lisbon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 9, 2024.
Take a gander at the lowest prices we've found on Air Canada flights from St. Louis to Lisbon. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Wed 9/1810:10 amSTL - LIS
1 stop19h 00mAir Canada
Thu 9/2611:25 amLIS - STL
1 stop15h 40mAir Canada
Deal found 5/8$843
Sat 9/2112:00 pmSTL - LIS
2 stops17h 10mAir Canada
Sat 9/289:45 amLIS - STL
1 stop17h 20mAir Canada
Deal found 5/8$848
Sat 9/2110:10 amSTL - LIS
1 stop19h 00mAir Canada
Sat 9/289:45 amLIS - STL
2 stops35h 35mAir Canada
Deal found 5/9$854
Thu 9/2610:10 amSTL - LIS
2 stops17h 10mAir Canada
Sat 10/512:50 pmLIS - STL
2 stops27h 17mAir Canada
Deal found 5/9$913
Sat 9/214:05 pmSTL - LIS
1 stop13h 05mAir Canada
Sat 9/289:45 amLIS - STL
1 stop17h 20mAir Canada
Deal found 5/9$914
Thu 9/2610:10 amSTL - LIS
1 stop19h 00mAir Canada
Sat 10/512:50 pmLIS - STL
2 stops27h 17mAir Canada
Deal found 5/9$918
Sun 9/810:10 amSTL - LIS
2 stops17h 10mAir Canada
Sat 9/219:45 amLIS - STL
2 stops35h 35mAir Canada
Deal found 5/8$922
Wed 9/184:05 pmSTL - LIS
2 stops14h 20mAir Canada
Thu 9/2612:50 pmLIS - STL
1 stop13h 10mAir Canada
Deal found 5/8$939
Sun 9/812:00 pmSTL - LIS
1 stop15h 20mAir Canada
Sat 9/219:45 amLIS - STL
2 stops35h 35mAir Canada
Deal found 5/9$940

Cheap St. Louis to Lisbon flights in May & June 2024

Find cheap flight options from St. Louis to Lisbon specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Prices were last updated on May 9, 2024.
Scroll through some of the best deals on flights from St. Louis to Lisbon in 2024. Check back regularly for other flight deals.
Tue 5/214:05 pmSTL - LIS
2 stops15h 30mMultiple Airlines
Thu 5/3011:25 amLIS - STL
1 stop15h 40mMultiple Airlines
Deal found 5/7$970
Tue 5/214:05 pmSTL - LIS
2 stops15h 30mAir Canada
Thu 5/3011:25 amLIS - STL
2 stops14h 36mAir Canada
Deal found 5/7$976
Sun 6/239:06 amSTL - LIS
1 stop17h 59mAmerican Airlines
Wed 7/310:15 pmLIS - STL
2 stops22h 09mAmerican Airlines
Deal found 5/8$1,039
Sun 6/237:00 amSTL - LIS
2 stops20h 05mAmerican Airlines
Wed 7/310:15 pmLIS - STL
2 stops22h 09mAmerican Airlines
Deal found 5/8$1,042
Tue 6/186:00 amSTL - LIS
2 stops35h 00mBritish Airways
Wed 6/2611:05 amLIS - STL
1 stop15h 51mBritish Airways
Deal found 5/8$1,045
Sun 6/237:15 amSTL - LIS
2 stops18h 45mDelta
Wed 7/35:40 amLIS - STL
2 stops20h 57mDelta
Deal found 5/9$1,054
Tue 6/182:16 pmSTL - LIS
2 stops18h 34mDelta
Wed 6/2610:00 amLIS - STL
2 stops16h 37mDelta
Deal found 5/8$1,060
Tue 6/186:08 pmSTL - LIS
2 stops22h 52mBritish Airways
Wed 6/263:15 pmLIS - STL
2 stops32h 03mBritish Airways
Deal found 5/9$1,063
Sun 6/2312:56 pmSTL - LIS
1 stop14h 09mBritish Airways
Wed 7/36:45 pmLIS - STL
2 stops29h 15mBritish Airways
Deal found 5/9$1,065

St. Louis to Lisbon 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Lisbon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 9, 2024.
Scroll through some of the best deals on flights from St. Louis to Lisbon in 2024. Check back regularly for other flight deals.
Mon 12/27:03 pmSTL - LIS
2 stops17h 37mAmerican Airlines
Thu 12/126:35 amLIS - STL
2 stops22h 44mAmerican Airlines
Deal found 5/8$561
Mon 12/27:03 pmSTL - LIS
2 stops17h 37mAmerican Airlines
Thu 12/128:45 amLIS - STL
1 stop17h 21mAmerican Airlines
Deal found 5/8$563
Wed 12/412:06 pmSTL - LIS
2 stops17h 54mMultiple Airlines
Thu 12/126:35 amLIS - STL
2 stops20h 56mMultiple Airlines
Deal found 5/8$564
Mon 12/26:45 amSTL - LIS
1 stop20h 20mAmerican Airlines
Thu 12/128:45 amLIS - STL
1 stop17h 21mAmerican Airlines
Deal found 5/8$566
Mon 12/211:58 amSTL - LIS
2 stops18h 12mMultiple Airlines
Thu 12/126:35 amLIS - STL
2 stops19h 31mMultiple Airlines
Deal found 5/8$572
Fri 11/19:19 amSTL - LIS
1 stop17h 36mAmerican Airlines
Sat 11/1610:05 amLIS - STL
1 stop16h 08mAmerican Airlines
Deal found 5/8$666
Fri 11/12:41 pmSTL - LIS
1 stop12h 14mAmerican Airlines
Sat 11/1610:05 amLIS - STL
2 stops28h 04mAmerican Airlines
Deal found 5/8$669
Fri 11/17:30 amSTL - LIS
2 stops19h 25mAmerican Airlines
Sat 11/1610:05 amLIS - STL
2 stops28h 04mAmerican Airlines
Deal found 5/8$703
Fri 11/294:10 pmSTL - LIS
1 stop11h 10mAir Canada
Tue 12/311:00 amLIS - STL
2 stops34h 21mAir Canada
Deal found 5/7$706

One-way flights to Lisbon from St. Louis

Search for one-way flight options from St. Louis to Lisbon. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,717,708 searches. Data last updated May 9, 2024.
Take a look at some of the one-way flights we've detected from St. Louis to Lisbon. Users needing a return flight from St. Louis to Lisbon should utilize the search form above.
Sun 9/16:42 pmSTL - LIS
2 stops44h 33mMultiple Airlines
Deal found 5/8$404
Sun 11/35:15 amSTL - LIS
2 stops19h 55mUnited Airlines
Deal found 5/9$502
Thu 8/18:49 pmSTL - LIS
2 stops41h 16mMultiple Airlines
Deal found 5/8$510
Sun 9/14:05 pmSTL - LIS
1 stop11h 30mMultiple Airlines
Deal found 5/8$528
Sat 6/298:02 pmSTL - LIS
3 stops40h 13mMultiple Airlines
Deal found 5/9$576
Thu 8/17:45 amSTL - LIS
3 stops22h 30mMultiple Airlines
Deal found 5/8$601
Sun 9/14:05 pmSTL - LIS
3 stops32h 45mMultiple Airlines
Deal found 5/8$626
Thu 8/14:05 pmSTL - LIS
1 stop14h 10mMultiple Airlines
Deal found 5/8$636
Thu 8/112:00 pmSTL - LIS
1 stop15h 20mAir Canada
Deal found 5/8$704

Find flights from St. Louis to Lisbon within your budget

Customize your flight search to find flights from St. Louis to Lisbon 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 2,717,708 searches. Data last updated May 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$666 - $1,258

Route

Depart

Return

Price

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Fri 11/1

1 stop17h 36m

Lisbon Humberto Delgado

Sat 11/16

1 stop16h 08m

$666

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Wed 9/18

2 stops17h 20m

Lisbon Humberto Delgado

Thu 9/26

2 stops21h 51m

$777

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Wed 9/18

1 stop19h 00m

Lisbon Humberto Delgado

Thu 9/26

1 stop15h 40m

$843

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Sun 8/4

2 stops23h 06m

Lisbon Humberto Delgado

Tue 8/13

2 stops19h 44m

$891

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Thu 10/3

1 stop20h 18m

Lisbon Humberto Delgado

Sun 10/13

1 stop14h 25m

$958

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Thu 10/3

2 stops31h 15m

Lisbon Humberto Delgado

Sun 10/13

1 stop14h 25m

$1,043

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Sun 8/4

1 stop20h 05m

Lisbon Humberto Delgado

Tue 8/13

1 stop15h 40m

$1,093

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Sat 6/22

2 stops15h 24m

Lisbon Humberto Delgado

Sat 6/29

2 stops16h 55m

$1,166

Lambert-St LouisLisbon Humberto Delgado

STL - LIS

STLLIS

Lambert-St Louis

Sat 5/25

2 stops16h 55m

Lisbon Humberto Delgado

Sat 6/1

2 stops16h 55m

$1,258

Flights are sorted by cheapest first

Deals found on 5/8

When is the best time to book a flight from St. Louis to Lisbon?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Lisbon. Price data was last updated on May 3, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Lisbon, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from St. Louis to Lisbon?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Lisbon. Price data was last updated on May 5, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Lisbon flight should consider departing on Monday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Lisbon by month

Plan your trip from St. Louis to Lisbon by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Lisbon is currently $565 while a round-trip flight costs $966. Price data was last updated on May 5, 2024.

Currently, December is the cheapest month in which you can book a flight from St. Louis to Lisbon (average of $599). Flying from St. Louis to Lisbon in June is currently the most expensive (average of $1,227). 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.

January

$621

February

$635

March

$701

April

$752

May

$951

June

$1,227

July

$1,104

August

$935

September

$915

October

$741

November

$606

December

$599

Temperature and rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature and rainfall totals by month.

LIS

Temperature

51.8 - 73.4 °F

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated May 9, 2024.
Read through reviews of airlines operating flights from St. Louis to Lisbon, such as Delta, Air Canada and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,778 reviews
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,590 reviews
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.6
Good
1,778 reviews
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
11,027 reviews
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,665 reviews
Delta
8.0
Very good
10,778 reviews
Check prices

Comfort

7.9

Overall

8.0

Crew

8.6

Food

7.4

Entertainment

8.0

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

  • Can I find flights from St. Louis to Lisbon for under $700 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Lisbon for under $700. The cheapest flight booked recently is on American Airlines for just $666, but on average you can expect to pay $853.

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

    Currently priced at $666, American Airlines will fly you from St. Louis to Lisbon and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Air Canada - these airlines can fly you to your destination from $777 and $843, respectively. Users have found that American Airlines is 35% cheaper than the other options available to this destination.

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

    $502 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and Iberia, with prices starting from $704 and $964, respectively.

  • What are the most popular airlines that fly from St. Louis to Lisbon?

    Before booking your flight from St. Louis to Lisbon check out the most popular airlines for this route: American Airlines, Air Canada or British Airways.

  • What does STL to LIS mean?

    Great question - STL to LIS just means Lambert-St Louis Airport to Lisbon Humberto Delgado Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from St. Louis to Lisbon that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Lisbon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Lisbon with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Lisbon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Lisbon that allow pets onboard?

    Many airlines flying from St. Louis to Lisbon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Lisbon?

    Yes, you can often find last-minute deals on St. Louis to Lisbon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Lisbon flight deals updated?

    The St. Louis to Lisbon flight deals you see on this page were last updated on 5/8.

See more FAQs

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Alternative routes for St. Louis to Lisbon
See prices for flight routes from nearby airports that may be better suited for you.

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Top 8 airlines flying from St. Louis to Lisbon

Discover the top 8 airlines that operate flights from St. Louis to Lisbon. 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 2,717,708 searches. Data last updated May 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$537Average$1,040FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest$554Average$913FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$558Average$1,116FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$596Average$926FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$625Average$1,094FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest$657Average$965FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest$666Average$876FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest$843Average$1,092FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from St. Louis to Lisbon by cabin class

Find flights from St. Louis to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Lisbon?

Deals for St. Louis to Lisbon flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Lisbon?

Millions of users choose and trust Cheapflights to book the best flight deals from St. Louis to Lisbon for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. Louis to Lisbon with no change fees?

Yes, we can. To see specific flights from St. Louis to Lisbon with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis to Lisbon become cheaper?

Yes, Cheapflights offers price alerts on St. Louis to Lisbon flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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