$165+ Cheap flights from St. Louis (STL) to Puerto Vallarta (PVR)
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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PVR
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Puerto Vallarta 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 St. Louis to Puerto Vallarta
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to Puerto VallartaExplore the most affordable flight options available from St. Louis to Puerto Vallarta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from St. Louis to Puerto Vallarta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This Travelocity deal was found by Cheapflights users on 8/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:05 pm -
1 stop20h 50m
Mon 11/21:50 pm -
1 stop25h 36m
Deal found 8/10![Air Canada logo]()
$454
This Air Canada deal was found by Cheapflights users on 8/13. 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.
Fri 10/304:05 pm -
1 stop20h 50m
Sat 11/71:50 pm -
1 stop25h 36m
Deal found 8/13![Air Canada logo]()
$463
This Orbitz deal was found by Cheapflights users on 8/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:05 pm -
1 stop20h 50m
Mon 11/303:45 pm -
2 stops23h 41m
Deal found 8/10![Air Canada logo]()
$465
This Travelocity deal was found by Cheapflights users on 8/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:05 pm -
1 stop20h 50m
Sun 11/81:50 pm -
1 stop25h 36m
Deal found 8/10![Air Canada logo]()
$494
This Travelocity deal was found by Cheapflights users on 8/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:05 pm -
1 stop21h 50m
Mon 11/91:50 pm -
1 stop25h 36m
Deal found 8/13![Air Canada logo]()
$502
This Air Canada deal was found by Cheapflights users on 8/13. 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.
Sun 11/294:05 pm -
2 stops22h 40m
Thu 12/31:50 pm -
1 stop25h 36m
Deal found 8/13![Air Canada logo]()
$506
This Air Canada deal was found by Cheapflights users on 8/10. 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.
Wed 12/24:05 pm -
1 stop20h 50m
Tue 12/81:50 pm -
1 stop25h 36m
Deal found 8/10![Air Canada logo]()
$511
This Air Canada deal was found by Cheapflights users on 8/10. 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.
Tue 12/14:05 pm -
2 stops22h 40m
Mon 12/71:50 pm -
1 stop25h 36m
Deal found 8/10![Air Canada logo]()
$514
This Air Canada deal was found by Cheapflights users on 8/10. 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.
Tue 12/14:05 pm -
2 stops22h 40m
Wed 12/93:45 pm -
2 stops23h 41m
Deal found 8/10![Air Canada logo]()
$517
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:05 pm -
1 stop21h 50m
Sun 11/81:50 pm -
1 stop25h 36m
Deal found 8/13![Air Canada logo]()
$542
Best flights from St. Louis to Puerto VallartaDiscover carefully curated flight deals from St. Louis to Puerto Vallarta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from St. Louis to Puerto Vallarta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 1/97:04 pm -
2 stops17h 58m
Tue 1/123:40 pm -
1 stop6h 26m
Deal found 8/9![United Airlines logo]()
$563
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:04 pm -
2 stops11h 00m
Fri 9/111:29 pm -
1 stop9h 13m
Deal found 8/10![Delta logo]()
$563
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 10/116:32 am -
1 stop6h 52m
Sat 10/173:24 pm -
2 stops16h 56m
Deal found 8/13![American Airlines logo]()
$633
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:50 pm -
2 stops16h 30m
Mon 9/281:15 pm -
2 stops17h 30m
Deal found 8/10![Southwest logo]()
$676
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/65:00 am -
1 stop8h 35m
Wed 3/242:40 pm -
1 stop6h 26m
Deal found 8/11![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:50 pm -
2 stops15h 53m
Sun 11/83:31 pm -
1 stop6h 55m
Deal found 8/10![United Airlines logo]()
$608
This American Airlines deal was found by Cheapflights users on 8/14. 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 10/157:10 pm -
1 stop16h 16m
Sun 10/183:24 pm -
2 stops16h 56m
Deal found 8/14![American Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 8/9. 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 1/77:04 pm -
2 stops15h 43m
Wed 1/133:40 pm -
2 stops17h 17m
Deal found 8/9![United Airlines logo]()
$613
This United Airlines deal was found by Cheapflights users on 8/13. 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 1/287:04 pm -
2 stops15h 43m
Mon 2/13:40 pm -
1 stop6h 26m
Deal found 8/13![United Airlines logo]()
$673
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 11/23:15 pm -
2 stops21h 40m
Thu 11/53:31 pm -
1 stop6h 55m
Deal found 8/13![United Airlines logo]()
$708
Last-minute flights from St. Louis to Puerto VallartaDiscover last-minute flight deals from St. Louis to Puerto Vallarta. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Puerto Vallarta. Data last updated August 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:00 am -
1 stop7h 03m
Thu 8/2711:40 am -
1 stop10h 01m
Deal found 8/10![American Airlines logo]()
$733
This Mytrip deal was found by Cheapflights users on 8/10. 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.
Mon 8/2412:10 pm -
3 stops25h 25m
Thu 8/271:26 pm -
3 stops29h 58m
Deal found 8/10![Multiple Airlines logo]()
$930
One-way flights from St. Louis to Puerto VallartaSearch for one-way flight options from St. Louis to Puerto Vallarta. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from St. Louis to Puerto Vallarta. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Mon 11/910:35 am -
3 stops49h 23m
Deal found 8/13![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Tue 11/1010:35 am -
3 stops25h 23m
Deal found 8/13![Multiple Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Mon 9/142:29 pm -
3 stops52h 06m
Deal found 8/12![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Sun 10/1110:35 am -
3 stops53h 51m
Deal found 8/11![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Thu 9/1010:20 am -
2 stops30h 06m
Deal found 8/11![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Mon 10/126:35 pm -
3 stops40h 11m
Deal found 8/13![Multiple Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 10/96:35 pm -
3 stops43h 00m
Deal found 8/13![Multiple Airlines logo]()
$198
Find flight deals from St. Louis to Puerto Vallarta
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Puerto Vallarta (PVR). 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 August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $454 (Travelocity) |
One-way from | $165 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $596 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Puerto Vallarta 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 August 14, 2026.
Use the filters below to find and compare flights from St. Louis to Puerto Vallarta that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Sat 1/9
7:04 pm-1:02 pm
2 stops17h 58m
Puerto Vallarta Ordaz
Tue 1/12
3:40 pm-10:06 pm
1 stop6h 26m
$563
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Sun 9/6
1:04 pm-11:04 pm
2 stops11h 00m
Puerto Vallarta Ordaz
Fri 9/11
1:29 pm-11:42 pm
1 stop9h 13m
$563
Quickest round-trip
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Wed 1/6
5:00 am-1:35 pm
1 stop8h 35m
Puerto Vallarta Ordaz
Wed 3/24
2:40 pm-10:06 pm
1 stop6h 26m
$597
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Sun 11/1
6:50 pm-10:43 am
2 stops15h 53m
Puerto Vallarta Ordaz
Sun 11/8
3:31 pm-10:26 pm
1 stop6h 55m
$608
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Thu 1/7
7:04 pm-10:47 am
2 stops15h 43m
Puerto Vallarta Ordaz
Wed 1/13
3:40 pm-8:57 am
2 stops17h 17m
$613
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Sun 10/11
6:32 am-12:24 pm
1 stop6h 52m
Puerto Vallarta Ordaz
Sat 10/17
3:24 pm-9:20 am
2 stops16h 56m
$633
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Thu 1/28
7:04 pm-10:47 am
2 stops15h 43m
Puerto Vallarta Ordaz
Mon 2/1
3:40 pm-10:06 pm
1 stop6h 26m
$673
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Thu 9/24
8:50 pm-12:20 pm
2 stops16h 30m
Puerto Vallarta Ordaz
Mon 9/28
1:15 pm-7:45 am
2 stops17h 30m
$676
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Thu 10/15
7:10 pm-10:26 am
1 stop16h 16m
Puerto Vallarta Ordaz
Sun 10/18
3:24 pm-9:20 am
2 stops16h 56m
$683
St. LouisPuerto Vallarta
STL Lambert-St Louis - PVR Puerto Vallarta Ordaz
STLPVR
Lambert-St Louis
Mon 11/2
3:15 pm-12:55 pm
2 stops21h 40m
Puerto Vallarta Ordaz
Thu 11/5
3:31 pm-10:26 pm
1 stop6h 55m
$708
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Puerto Vallarta
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 St. Louis to Puerto Vallarta in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Puerto Vallarta flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Puerto Vallarta flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Puerto Vallarta flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Puerto Vallarta flights, Cheapflights users trust FlightHub the most. FlightHub 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 St. Louis-Puerto Vallarta 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 St. Louis to Puerto Vallarta
Have a flexible travel schedule? Discover the best time to fly to Puerto Vallarta from St. Louis with our price prediction graph.
STL-PVR
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 St. Louis to Puerto Vallarta
How far ahead should I book a flight from St. Louis to Puerto Vallarta?
The price you pay for your flight from St. Louis to Puerto Vallarta may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from St. Louis to Puerto Vallarta?
Currently, October is the cheapest month in which you can book a flight from St. Louis to Puerto Vallarta (average of $537). Flying from St. Louis to Puerto Vallarta in June is currently the most expensive (average of $773). 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.
Reviews of airlines servicing Puerto Vallarta
Get insights into the airlines that provide service to Puerto Vallarta. 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 Puerto Vallarta. Reviews last updated August 14, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from St. Louis to Puerto Vallarta. 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.
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Puerto Vallarta. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Puerto Vallarta?
Book flights to Puerto Vallarta if you plan to visit one of these locationsPunta de Mita
Rincon de Guayabitos
Bucerías
Chacala
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.
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Alternative routes for St. Louis to Puerto Vallarta
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Complete your trip
Complete your trip to Puerto Vallarta by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Puerto Vallarta, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Puerto Vallarta flights
Browse other St. Louis and Puerto Vallarta flight options. Last updated on August 14, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on August 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Puerto Vallarta
Explore flights to Puerto Vallarta departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 14, 2026.
Top 5 airlines flying from St. Louis to Puerto Vallarta
Discover the top 5 airlines that operate flights from St. Louis to Puerto Vallarta. 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 August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$559 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$304 | Average$563 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$489 | Average$685 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$500 | Average$615 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$527 | Average$597 | FlexibilityNo cancel fee | On-time75% |