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$581+ Cheap flights from Erie (ERI) to Missouri

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — STL
Jun 18 — Jun 251
Thu 6/18
Thu 6/25
1 adult, Economy
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Cheap flight deals from Erie to Missouri

Cheapest flights from Erie to Missouri
Explore the most affordable flight options available from Erie to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2026.

This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am
ERI
-
STL
1 stop9h 18m
United Airlines
Tue 11/38:15 pm
STL
-
ERI
1 stop13h 05m
United Airlines
Deal found 5/14$581
This American Airlines deal was found by Cheapflights users on 5/18. 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 7/276:15 am
ERI
-
STL
1 stop8h 40m
American Airlines
Wed 7/296:55 am
STL
-
ERI
1 stop16h 04m
American Airlines
Deal found 5/18$702
This American Airlines deal was found by Cheapflights users on 5/18. 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 6/86:28 am
ERI
-
STL
1 stop11h 05m
American Airlines
Wed 6/107:03 am
STL
-
ERI
1 stop15h 51m
American Airlines
Deal found 5/18$713
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Fri 5/1511:41 am
ERI
-
STL
1 stop7h 23m
American Airlines
Sun 5/1712:27 pm
STL
-
ERI
2 stops9h 10m
American Airlines
Deal found 5/14$947
This American Airlines deal was found by Cheapflights users on 5/14. 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.
Mon 5/185:29 pm
ERI
-
STL
1 stop17h 14m
American Airlines
Wed 5/202:12 pm
STL
-
ERI
1 stop7h 25m
American Airlines
Deal found 5/14$1,035

Find flight deals from Erie to Missouri

Keep the following information in mind while searching for Erie to Missouri flight deals. Data was last updated May 19, 2026.

Round-trip from

$581
(United Airlines)
From Erie to Missouri
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Erie to Missouri 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 May 19, 2026.
Use the filters below to find and compare flights from Erie to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ErieSt. Louis

ERI - STL

ERISTL

Erie

Sat 10/31

6:00 am-2:18 pm

1 stop9h 18m

Lambert-St Louis

Tue 11/3

8:15 pm-10:20 am

1 stop13h 05m

$581

ErieSt. Louis

ERI - STL

ERISTL

Erie

Mon 7/27

5:20 pm-12:16 am

2 stops7h 56m

Lambert-St Louis

Wed 7/29

9:08 am-11:59 pm

1 stop13h 51m

$876
Quickest round-trip

ErieSt. Louis

ERI - STL

ERISTL

Erie

Mon 6/8

5:20 pm-12:16 am

2 stops7h 56m

Lambert-St Louis

Wed 6/10

11:18 am-10:49 pm

2 stops10h 31m

$936

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Sorted by cheapest first

Best time to book a flight from Erie to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Erie 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 Erie to Missouri
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly from for flights from Erie to Missouri?

    Erie (ERI), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Erie to Missouri.

  • How long is the flight from Erie to Missouri?

    For as low as $581, United Airlines can have you in Missouri from Erie in 9h 18m. Erie and Missouri are separated by a distance of 583 mi.

  • Can I find deals for flights from Erie to Missouri that include hotel bookings?

    Yes. In addition to deals on Erie to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Erie to Missouri?

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

  • Can I find deals for business class flights from Erie to Missouri?

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

See more FAQs

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