$384+ Cheap flights from St. Louis to Lancaster, PA (STL - LNS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LNS
Nov 27 — Dec 41
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from St. Louis to Lancaster 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 Lancaster
Cheapest
Best
Last-minute
Cheapest flights from St. Louis to LancasterExplore the most affordable flight options available from St. Louis to Lancaster. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
Explore the most affordable flight options available from St. Louis to Lancaster. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 11/106:50 pm -
1 stop4h 36m
Sat 11/146:05 am -
1 stop7h 07m
Deal found 10/26![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:40 am -
1 stop5h 25m
Sat 11/286:05 am -
1 stop7h 01m
Deal found 10/27![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/237:18 am -
1 stop11h 38m
Tue 12/292:36 pm -
1 stop7h 46m
Deal found 10/26![United Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/59:40 am -
1 stop5h 25m
Mon 11/96:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/235:05 am -
1 stop13h 51m
Wed 12/302:36 pm -
1 stop24h 42m
Deal found 10/25![United Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/116:50 pm -
1 stop4h 36m
Sun 11/156:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/268:30 am -
1 stop6h 35m
Sun 11/296:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$654
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/227:30 am -
1 stop7h 35m
Sun 11/296:05 am -
1 stop10h 38m
Deal found 10/23![United Airlines logo]()
$765
Best flights from St. Louis to LancasterDiscover carefully curated flight deals from St. Louis to Lancaster that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
Discover carefully curated flight deals from St. Louis to Lancaster that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 28, 2026.
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 11/106:50 pm -
1 stop4h 36m
Sat 11/146:05 am -
1 stop7h 07m
Deal found 10/26![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:40 am -
1 stop5h 25m
Sat 11/286:05 am -
1 stop7h 01m
Deal found 10/27![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/59:40 am -
1 stop5h 25m
Mon 11/96:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/235:05 am -
1 stop13h 51m
Wed 12/302:36 pm -
1 stop24h 42m
Deal found 10/25![United Airlines logo]()
$586
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/227:30 am -
1 stop7h 35m
Sun 11/296:05 am -
1 stop10h 38m
Deal found 10/23![United Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/88:30 am -
1 stop6h 35m
Wed 11/116:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$812
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/238:22 am -
2 stops10h 34m
Tue 12/299:47 am -
2 stops10h 48m
Deal found 10/26![United Airlines logo]()
$1,511
Last-minute flights from St. Louis to LancasterDiscover last-minute flight deals from St. Louis to Lancaster. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Lancaster. Data last updated October 28, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/59:40 am -
1 stop5h 25m
Mon 11/96:05 am -
1 stop7h 05m
Deal found 10/28![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/88:30 am -
1 stop6h 35m
Wed 11/116:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$812
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 11/106:50 pm -
1 stop4h 36m
Sat 11/146:05 am -
1 stop7h 07m
Deal found 10/26![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/116:50 pm -
1 stop4h 36m
Sun 11/156:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/227:30 am -
1 stop7h 35m
Sun 11/296:05 am -
1 stop10h 38m
Deal found 10/23![United Airlines logo]()
$765
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/249:40 am -
1 stop5h 25m
Sat 11/286:05 am -
1 stop7h 01m
Deal found 10/27![United Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/268:30 am -
1 stop6h 35m
Sun 11/296:05 am -
1 stop7h 05m
Deal found 10/27![United Airlines logo]()
$654
Find flight deals from St. Louis to Lancaster
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Lancaster (LNS). 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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $384 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Lancaster 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 7,457,451 searches. Data last updated October 28, 2026.
Use the filters below to find and compare flights from St. Louis to Lancaster that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Tue 11/10
6:50 pm-12:26 am
1 stop4h 36m
Lancaster
Sat 11/14
6:05 am-12:12 pm
1 stop7h 07m
$384
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Tue 11/24
9:40 am-4:05 pm
1 stop5h 25m
Lancaster
Sat 11/28
6:05 am-12:06 pm
1 stop7h 01m
$454
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Thu 11/5
9:40 am-4:05 pm
1 stop5h 25m
Lancaster
Mon 11/9
6:05 am-12:10 pm
1 stop7h 05m
$544
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Wed 12/23
5:05 am-7:56 pm
1 stop13h 51m
Lancaster
Wed 12/30
2:36 pm-2:18 pm
1 stop24h 42m
$586
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Sun 11/22
7:30 am-4:05 pm
1 stop7h 35m
Lancaster
Sun 11/29
6:05 am-3:43 pm
1 stop10h 38m
$765
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Sun 11/8
8:30 am-4:05 pm
1 stop6h 35m
Lancaster
Wed 11/11
6:05 am-12:10 pm
1 stop7h 05m
$812
St. LouisLancaster
STL Lambert-St Louis - LNS Lancaster
STLLNS
Lambert-St Louis
Wed 12/23
8:22 am-7:56 pm
2 stops10h 34m
Lancaster
Tue 12/29
9:47 am-7:35 pm
2 stops10h 48m
$1,511
Sorted by cheapest first
- Most accurate provider: When it comes to deals on St. Louis-Lancaster, Pennsylvania flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Lancaster, Pennsylvania flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Lancaster, Pennsylvania flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Lancaster, Pennsylvania 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-Lancaster, Pennsylvania 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 Lancaster
Have a flexible travel schedule? Discover the best time to fly to Lancaster from St. Louis with our price prediction graph.
STL-LNS
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 St. Louis to Lancaster. 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 Lancaster?
Book flights to Lancaster if you plan to visit one of these locationsManheim
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
Complete your trip
Flights by cabin class
Lancaster flight routes
Other flight options
Other flights from St. Louis
Popular flights