$200+ Cheap flights from Eugene to St. Louis (EUG - STL)
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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — STL
Oct 25 — Nov 11
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
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 Eugene to St. Louis
Cheapest
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 September 25, 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 September 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:01 pm -
1 stop6h 58m
Tue 10/277:02 am -
2 stops16h 45m
Deal found 9/23![Alaska Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 10/203:01 pm -
1 stop6h 58m
Wed 10/217:02 am -
1 stop8h 10m
Deal found 9/22![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/21. 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 10/64:41 pm -
1 stop6h 03m
Sat 10/106:21 am -
2 stops12h 40m
Deal found 9/21![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:41 pm -
1 stop6h 03m
Fri 10/232:22 pm -
2 stops11h 37m
Deal found 9/23![Delta logo]()
$416
This Delta deal was found by Cheapflights users on 9/21. 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 10/204:41 pm -
1 stop6h 03m
Tue 10/273:35 pm -
2 stops10h 24m
Deal found 9/21![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Tue 10/2012:52 pm -
1 stop8h 52m
Fri 10/236:00 am -
1 stop7h 50m
Deal found 9/23![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/124:41 pm -
1 stop5h 59m
Sun 11/157:00 pm -
1 stop6h 59m
Deal found 9/25![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 9/21. 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 11/176:08 am -
2 stops9h 33m
Sun 11/222:21 pm -
2 stops11h 37m
Deal found 9/21![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:20 am -
2 stops9h 59m
Sun 11/16:21 am -
2 stops8h 35m
Deal found 9/23![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 9/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:41 pm -
1 stop6h 03m
Fri 10/302:22 pm -
2 stops11h 37m
Deal found 9/25![Delta logo]()
$440
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 September 25, 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 September 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:01 pm -
1 stop6h 58m
Tue 10/277:02 am -
2 stops16h 45m
Deal found 9/23![Alaska Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 9/20. 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 11/2112:59 pm -
1 stop6h 00m
Fri 11/276:00 am -
1 stop7h 57m
Deal found 9/20![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/24. 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 10/204:41 pm -
1 stop6h 03m
Tue 10/277:00 pm -
1 stop6h 49m
Deal found 9/24![Delta logo]()
$423
This Southwest deal was found by Cheapflights users on 9/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:30 pm -
2 stops8h 10m
Sun 11/15:05 am -
2 stops8h 55m
Deal found 9/23![Southwest logo]()
$436
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:41 pm -
1 stop6h 03m
Sun 10/117:00 pm -
1 stop6h 49m
Deal found 9/23![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 9/21. 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 11/124:41 pm -
1 stop5h 59m
Sun 11/156:13 am -
2 stops8h 47m
Deal found 9/21![Delta logo]()
$426
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/42:15 pm -
1 stop6h 44m
Thu 10/86:00 am -
1 stop7h 50m
Deal found 9/20![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/206:00 am -
2 stops12h 36m
Wed 10/218:00 am -
2 stops11h 46m
Deal found 9/24![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 9/24. 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 10/14:45 pm -
1 stop5h 59m
Wed 10/77:00 pm -
1 stop6h 49m
Deal found 9/24![Delta logo]()
$538
Last-minute flights from Eugene to St. LouisDiscover last-minute flight deals from Eugene to St. Louis. Data last updated September 25, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to St. Louis. Data last updated September 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/21. 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 10/64:41 pm -
1 stop6h 03m
Sat 10/106:21 am -
2 stops12h 40m
Deal found 9/21![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:41 pm -
1 stop6h 03m
Sun 10/117:00 pm -
1 stop6h 49m
Deal found 9/23![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 9/22. 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.
Fri 10/94:41 pm -
1 stop6h 03m
Tue 10/132:38 pm -
2 stops11h 11m
Deal found 9/22![Delta logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:01 pm -
1 stop6h 58m
Tue 10/277:02 am -
2 stops16h 45m
Deal found 9/23![Alaska Airlines logo]()
$376
This Alaska Airlines deal was found by Cheapflights users on 9/22. 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 10/203:01 pm -
1 stop6h 58m
Wed 10/217:02 am -
1 stop8h 10m
Deal found 9/22![Alaska Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:41 pm -
1 stop6h 03m
Fri 10/232:22 pm -
2 stops11h 37m
Deal found 9/23![Delta logo]()
$416
This Delta deal was found by Cheapflights users on 9/21. 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 10/204:41 pm -
1 stop6h 03m
Tue 10/273:35 pm -
2 stops10h 24m
Deal found 9/21![Delta logo]()
$421
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Tue 10/2012:52 pm -
1 stop8h 52m
Fri 10/236:00 am -
1 stop7h 50m
Deal found 9/23![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 9/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:41 pm -
1 stop6h 03m
Fri 10/302:22 pm -
2 stops11h 37m
Deal found 9/25![Delta logo]()
$440
This Delta deal was found by Cheapflights users on 9/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:20 am -
2 stops9h 59m
Sun 11/16:21 am -
2 stops8h 35m
Deal found 9/23![Delta logo]()
$436
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 September 25, 2026.
Search for one-way flight options from Eugene to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 11/145:00 am -
1 stop5h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![United Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:32 pm -
3 stops31h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Multiple Airlines logo]()
$546
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 September 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $376 (Alaska Airlines) |
One-way from | $200 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $378 |
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 7,457,451 searches. Data last updated September 25, 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
Quickest round-trip
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Sat 11/14
5:00 am-12:38 pm
1 stop5h 38m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$200
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Tue 10/20
3:01 pm-11:59 pm
1 stop6h 58m
Lambert-St Louis
Tue 10/27
7:02 am-9:47 pm
2 stops16h 45m
$376
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Sat 11/21
12:59 pm-8:59 pm
1 stop6h 00m
Lambert-St Louis
Fri 11/27
6:00 am-11:57 am
1 stop7h 57m
$423
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Tue 10/20
4:41 pm-12:44 am
1 stop6h 03m
Lambert-St Louis
Tue 10/27
7:00 pm-11:49 pm
1 stop6h 49m
$423
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Wed 10/7
4:41 pm-12:44 am
1 stop6h 03m
Lambert-St Louis
Sun 10/11
7:00 pm-11:49 pm
1 stop6h 49m
$426
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 11/12
4:41 pm-12:40 am
1 stop5h 59m
Lambert-St Louis
Sun 11/15
6:13 am-1:00 pm
2 stops8h 47m
$426
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 10/29
2:30 pm-12:40 am
2 stops8h 10m
Lambert-St Louis
Sun 11/1
5:05 am-12:00 pm
2 stops8h 55m
$436
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Sun 10/4
2:15 pm-10:59 pm
1 stop6h 44m
Lambert-St Louis
Thu 10/8
6:00 am-11:50 am
1 stop7h 50m
$502
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Tue 10/20
6:00 am-8:36 pm
2 stops12h 36m
Lambert-St Louis
Wed 10/21
8:00 am-5:46 pm
2 stops11h 46m
$529
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 10/1
4:45 pm-12:44 am
1 stop5h 59m
Lambert-St Louis
Wed 10/7
7:00 pm-11:49 pm
1 stop6h 49m
$538
Sorted 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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 $552). 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?
Airfare is typical for this route at the moment.
Eugene to St. Louis flights typically cost between $332 and $563 in October.The cheapest round-trip price found within the last 5 days was $376 on Alaska Airlines (Oct 20-Oct 27).
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 September 25, 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.
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Crew
8.6
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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 locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Collinsville
Edwardsville
Glencoe
Chesterfield
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Eugene and St. Louis flights
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Other flights from Eugene
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Top 4 airlines flying from Eugene to St. Louis
Discover the top 4 airlines that operate flights from Eugene to St. Louis. 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 7,457,451 searches. Data last updated September 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$416 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$246 | Average$465 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$348 | Average$498 | FlexibilityNo cancel fee | On-time69% |