$174+ Cheap flights from Eugene to St. Louis (EUG - 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — STL
Jun 15 — Jun 221
Round-trip
1 adult, Economy
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Find cheap flights from Eugene to St. Louis 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
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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 Eugene to St. Louis
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Best
Last-minute
One-way
Cheapest flights from Eugene to St. LouisExplore the most affordable flight options available from Eugene to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from Eugene to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:05 am
EUG
- STL
1 stop5h 59m
Alaska Airlines
Wed 8/265:59 pm
STL
- EUG
1 stop6h 42m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 5/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:49 pm
EUG
- STL
1 stop8h 10m
Alaska Airlines
Tue 10/277:00 am
STL
- EUG
1 stop8h 12m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:45 pm
EUG
- STL
1 stop8h 09m
Alaska Airlines
Tue 6/25:33 pm
STL
- EUG
1 stop7h 17m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:40 pm
EUG
- STL
2 stops13h 32m
Delta
Tue 10/277:55 pm
STL
- EUG
1 stop5h 58m
Delta
Deal found 5/12![Delta logo]()
$416
This Delta deal was found by Cheapflights users on 5/15. 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.
Tue 8/254:43 pm
EUG
- STL
1 stop5h 58m
Delta
Fri 8/287:35 pm
STL
- EUG
1 stop6h 21m
Delta
Deal found 5/15![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 5/15. 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.
Tue 8/256:10 am
EUG
- STL
2 stops10h 29m
Delta
Sat 8/295:00 pm
STL
- EUG
1 stop6h 58m
Delta
Deal found 5/15![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 5/15. 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 8/234:43 pm
EUG
- STL
1 stop5h 58m
Delta
Thu 8/277:35 pm
STL
- EUG
1 stop6h 21m
Delta
Deal found 5/15![Delta logo]()
$427
This Delta deal was found by Cheapflights users on 5/15. 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 8/234:43 pm
EUG
- STL
2 stops13h 25m
Delta
Wed 8/262:10 pm
STL
- EUG
2 stops11h 46m
Delta
Deal found 5/15![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 5/15. 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 8/234:43 pm
EUG
- STL
1 stop5h 58m
Delta
Sat 8/298:00 am
STL
- EUG
2 stops11h 03m
Delta
Deal found 5/15![Delta logo]()
$432
This Delta deal was found by Cheapflights users on 5/15. 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 8/234:43 pm
EUG
- STL
2 stops13h 25m
Delta
Mon 8/242:32 pm
STL
- EUG
2 stops11h 21m
Delta
Deal found 5/15![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:10 am
EUG
- STL
1 stop6h 22m
Delta
Sat 6/65:00 pm
STL
- EUG
1 stop7h 31m
Delta
Deal found 5/12![Delta logo]()
$442
Best flights from Eugene to St. LouisDiscover carefully curated flight deals from Eugene to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from Eugene to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:49 pm
EUG
- STL
1 stop8h 10m
Alaska Airlines
Tue 10/277:00 am
STL
- EUG
1 stop8h 12m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 5/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:40 pm
EUG
- STL
1 stop5h 56m
Delta
Tue 10/273:42 pm
STL
- EUG
2 stops10h 11m
Delta
Deal found 5/13![Delta logo]()
$416
This Southwest deal was found by Cheapflights users on 5/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:25 pm
EUG
- STL
1 stop6h 00m
Southwest
Sat 11/75:55 am
STL
- EUG
1 stop8h 50m
Southwest
Deal found 5/16![Southwest logo]()
$427
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.
Thu 6/1812:38 pm
EUG
- STL
1 stop6h 52m
United Airlines
Sun 6/216:00 am
STL
- EUG
1 stop7h 37m
United Airlines
Deal found 5/14![United Airlines logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:45 pm
EUG
- STL
1 stop8h 09m
Alaska Airlines
Tue 6/25:33 pm
STL
- EUG
1 stop7h 17m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 5/15. 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 8/234:43 pm
EUG
- STL
1 stop5h 58m
Delta
Tue 8/256:20 am
STL
- EUG
2 stops12h 43m
Delta
Deal found 5/15![Delta logo]()
$424
This Delta deal was found by Cheapflights users on 5/15. 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 8/244:43 pm
EUG
- STL
1 stop5h 58m
Delta
Tue 8/258:00 am
STL
- EUG
2 stops11h 03m
Delta
Deal found 5/15![Delta logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:08 pm
EUG
- STL
1 stop6h 51m
Alaska Airlines
Fri 8/285:59 pm
STL
- EUG
1 stop6h 42m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$427
This Expedia deal was found by Cheapflights users on 5/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/301:45 pm
EUG
- STL
1 stop8h 09m
Alaska Airlines
Sat 6/207:56 pm
STL
- EUG
1 stop15h 11m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$477
Last-minute flights from Eugene to St. LouisDiscover last-minute flight deals from Eugene to St. Louis. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to St. Louis. Data last updated May 16, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:40 pm
EUG
- STL
1 stop7h 30m
Southwest
Sun 5/315:35 pm
STL
- EUG
1 stop7h 10m
Southwest
Deal found 5/11![Southwest logo]()
$477
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/305:10 am
EUG
- STL
1 stop6h 22m
Delta
Sat 6/65:00 pm
STL
- EUG
1 stop7h 31m
Delta
Deal found 5/12![Delta logo]()
$442
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Sat 5/3012:38 pm
EUG
- STL
1 stop6h 43m
United Airlines
Sat 6/205:10 am
STL
- EUG
2 stops8h 51m
United Airlines
Deal found 5/11![United Airlines logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:45 pm
EUG
- STL
1 stop8h 09m
Alaska Airlines
Tue 6/25:33 pm
STL
- EUG
1 stop7h 17m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$415
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 6/122:00 pm
EUG
- STL
1 stop7h 57m
American Airlines
Tue 6/168:00 am
STL
- EUG
1 stop7h 06m
American Airlines
Deal found 5/14![American Airlines logo]()
$470
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/244:45 pm
EUG
- STL
1 stop5h 58m
Delta
Tue 6/307:55 pm
STL
- EUG
1 stop6h 03m
Delta
Deal found 5/14![Delta logo]()
$411
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:40 pm
EUG
- STL
2 stops8h 00m
Southwest
Tue 6/306:00 am
STL
- EUG
2 stops9h 00m
Southwest
Deal found 5/14![Southwest logo]()
$455
One-way flights from Eugene to St. LouisSearch for one-way flight options from Eugene to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from Eugene to St. Louis. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This United Airlines deal was found by Cheapflights users on 5/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:38 pm
EUG
- STL
1 stop6h 52m
United Airlines
Deal found 5/12![United Airlines logo]()
$174
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:10 am
EUG
- STL
1 stop6h 22m
Delta
Deal found 5/12![Delta logo]()
$179
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/25:10 am
EUG
- STL
2 stops9h 36m
Delta
Deal found 5/12![Delta logo]()
$184
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/105:30 am
EUG
- STL
1 stop6h 06m
Delta
Deal found 5/12![Delta logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 6/49:08 pm
EUG
- STL
1 stop21h 03m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 5/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:43 pm
EUG
- STL
1 stop5h 58m
Delta
Deal found 5/13![Delta logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Sun 6/79:08 pm
EUG
- STL
2 stops44h 15m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 5/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:00 pm
EUG
- STL
1 stop7h 57m
American Airlines
Deal found 5/12![American Airlines logo]()
$221
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:59 pm
EUG
- STL
2 stops10h 51m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 5/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/115:30 am
EUG
- STL
1 stop6h 06m
Delta
Deal found 5/12![Delta logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Sun 5/315:55 pm
EUG
- STL
3 stops42h 53m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$244
Find flight deals from Eugene to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Eugene (EUG) 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 May 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $405 (Alaska Airlines) |
One-way from | $174 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $386 |
Cheapflights Fare Finder
Customize your flight search to find flights from Eugene 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 May 16, 2026.
Use the filters below to find and compare flights from Eugene to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Tue 10/20
1:49 pm-11:59 pm
1 stop8h 10m
Lambert-St Louis
Tue 10/27
7:00 am-1:12 pm
1 stop8h 12m
$411
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Mon 6/1
1:45 pm-11:54 pm
1 stop8h 09m
Lambert-St Louis
Tue 6/2
5:33 pm-10:50 pm
1 stop7h 17m
$415
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Tue 10/20
4:40 pm-12:36 am
1 stop5h 56m
Lambert-St Louis
Tue 10/27
3:42 pm-11:53 pm
2 stops10h 11m
$416
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Sun 8/23
4:43 pm-12:41 am
1 stop5h 58m
Lambert-St Louis
Tue 8/25
6:20 am-5:03 pm
2 stops12h 43m
$424
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Mon 8/24
4:43 pm-12:41 am
1 stop5h 58m
Lambert-St Louis
Tue 8/25
8:00 am-5:03 pm
2 stops11h 03m
$424
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Thu 11/5
2:25 pm-10:25 pm
1 stop6h 00m
Lambert-St Louis
Sat 11/7
5:55 am-12:45 pm
1 stop8h 50m
$427
Quickest round-trip
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Mon 8/24
3:08 pm-11:59 pm
1 stop6h 51m
Lambert-St Louis
Fri 8/28
5:59 pm-10:41 pm
1 stop6h 42m
$427
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Thu 6/18
12:38 pm-9:30 pm
1 stop6h 52m
Lambert-St Louis
Sun 6/21
6:00 am-11:37 am
1 stop7h 37m
$470
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Sat 5/30
1:45 pm-11:54 pm
1 stop8h 09m
Lambert-St Louis
Sat 6/20
7:56 pm-9:07 am
1 stop15h 11m
$477
Cheapest one-way
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
Wed 6/3
5:10 am-1:32 pm
1 stop6h 22m
$179
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Eugene 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 Eugene to St. Louis in May.
| 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 Eugene-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Eugene-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Eugene-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Eugene-St. Louis 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 Eugene-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 Eugene to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Eugene with our price prediction graph.
EUG-STL
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 Eugene to St. Louis
What is the cheapest month to book a flight from Eugene to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Eugene to St. Louis (average of $246). Flying from Eugene to St. Louis in June is currently the most expensive (average of $535). 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.
How much does it cost to fly round-trip from Eugene to St. Louis?
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 May 16, 2026.
Read through reviews of airlines operating flights from Eugene to St. Louis, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Eugene to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Top 4 airlines flying from Eugene to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$246 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$449 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$332 | Average$408 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$352 | Average$472 | FlexibilityNo cancel fee | On-time69% |