$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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — STL
Dec 10 — Dec 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 November 10, 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 November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 12/165:20 am -
1 stop6h 01m
Mon 12/217:46 pm -
1 stop6h 13m
Deal found 11/5![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Wed 12/27:10 am -
1 stop9h 01m
Sat 12/54:30 pm -
1 stop7h 14m
Deal found 11/9![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:45 am -
1 stop8h 40m
Wed 12/95:15 pm -
1 stop7h 10m
Deal found 11/9![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 12/17:10 am -
1 stop9h 01m
Mon 12/78:40 am -
1 stop6h 38m
Deal found 11/10![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 11/5. 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 12/165:45 am -
2 stops9h 40m
Mon 12/213:45 pm -
2 stops9h 05m
Deal found 11/5![Southwest logo]()
$481
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Fri 12/111:06 pm -
1 stop5h 51m
Thu 12/178:41 am -
1 stop6h 32m
Deal found 11/8![United Airlines logo]()
$499
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 November 10, 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 November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 12/165:20 am -
1 stop6h 01m
Mon 12/217:46 pm -
1 stop6h 13m
Deal found 11/5![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Wed 12/27:10 am -
1 stop9h 01m
Sat 12/54:30 pm -
1 stop7h 14m
Deal found 11/9![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:45 am -
1 stop8h 40m
Wed 12/95:15 pm -
1 stop7h 10m
Deal found 11/9![Southwest logo]()
$424
This American Airlines deal was found by Cheapflights users on 11/6. 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 1/142:00 pm -
1 stop7h 55m
Wed 2/102:28 pm -
1 stop6h 58m
Deal found 11/6![American Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 11/8. 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 1/141:33 pm -
1 stop6h 09m
Wed 2/102:16 pm -
2 stops11h 36m
Deal found 11/8![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 12/17:10 am -
1 stop9h 01m
Mon 12/78:40 am -
1 stop6h 38m
Deal found 11/10![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/286:40 am -
1 stop6h 10m
Mon 2/112:35 pm -
2 stops11h 00m
Deal found 11/9![Southwest logo]()
$444
This United Airlines deal was found by Cheapflights users on 11/9. 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 1/287:00 am -
1 stop9h 17m
Mon 2/13:10 pm -
1 stop8h 22m
Deal found 11/9![United Airlines logo]()
$439
Last-minute flights from Eugene to St. LouisDiscover last-minute flight deals from Eugene to St. Louis. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to St. Louis. Data last updated November 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Tue 12/17:10 am -
1 stop9h 01m
Mon 12/78:40 am -
1 stop6h 38m
Deal found 11/10![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Wed 12/27:10 am -
1 stop9h 01m
Sat 12/54:30 pm -
1 stop7h 14m
Deal found 11/9![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:45 am -
1 stop8h 40m
Wed 12/95:15 pm -
1 stop7h 10m
Deal found 11/9![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Fri 12/111:06 pm -
1 stop5h 51m
Thu 12/178:41 am -
1 stop6h 32m
Deal found 11/8![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 11/5. 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 12/165:20 am -
1 stop6h 01m
Mon 12/217:46 pm -
1 stop6h 13m
Deal found 11/5![Delta logo]()
$399
This Southwest deal was found by Cheapflights users on 11/5. 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 12/165:45 am -
2 stops9h 40m
Mon 12/213:45 pm -
2 stops9h 05m
Deal found 11/5![Southwest logo]()
$481
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 November 10, 2026.
Search for one-way flight options from Eugene to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 12/81:41 pm -
1 stop5h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Delta logo]()
$200
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Tue 12/85:00 am -
2 stops11h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$210
This Southwest deal was found by Cheapflights users on 11/7. 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.
Mon 12/142:35 pm -
1 stop6h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Southwest logo]()
$220
This Delta deal was found by Cheapflights users on 11/7. 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 12/145:20 am -
2 stops10h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Delta logo]()
$225
This Southwest deal was found by Cheapflights users on 11/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/203:20 pm -
1 stop8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Southwest logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 12/145:29 pm -
3 stops39h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Multiple Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Mon 12/217:30 pm -
1 stop7h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![United Airlines logo]()
$280
This Alaska Airlines deal was found by Cheapflights users on 11/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/194:12 pm -
1 stop5h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Alaska Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:11 pm -
2 stops20h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$386
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 November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (Delta) |
One-way from | $200 (Delta) |
Popular in | June |
Cheapest in | September |
Average price | $463 |
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 November 10, 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
Tue 12/8
1:41 pm-9:28 pm
1 stop5h 47m
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 12/8
5:00 am-6:16 pm
2 stops11h 16m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Tue 12/8
11:30 am-12:02 am
2 stops10h 32m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Mon 12/14
2:35 pm-11:10 pm
1 stop6h 35m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$220
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 1/28
5:25 am-1:26 pm
1 stop6h 01m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$220
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Mon 12/14
5:20 am-5:20 pm
2 stops10h 00m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$225
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Wed 12/16
5:20 am-1:21 pm
1 stop6h 01m
Lambert-St Louis
Mon 12/21
7:46 pm-11:59 pm
1 stop6h 13m
$399
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Wed 12/2
7:10 am-6:11 pm
1 stop9h 01m
Lambert-St Louis
Sat 12/5
4:30 pm-9:44 pm
1 stop7h 14m
$409
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 12/3
6:45 am-5:25 pm
1 stop8h 40m
Lambert-St Louis
Wed 12/9
5:15 pm-10:25 pm
1 stop7h 10m
$424
EugeneSt. Louis
EUG Eugene - STL Lambert-St Louis
EUGSTL
Eugene
Thu 1/14
2:00 pm-11:55 pm
1 stop7h 55m
Lambert-St Louis
Wed 2/10
2:28 pm-7:26 pm
1 stop6h 58m
$424
Showing 1-10 of 14 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 November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | 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
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 November 10, 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.
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Crew
8.6
Entertainment
7.4
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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
Eureka
Wentzville
Maryland Heights
Chesterfield
Swansea
Edwardsville
Glencoe
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
Other flight options
Other flights from Eugene
Popular flights
St. Louis flight routes
Alternative routes for Eugene to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Eugene to St. Louis by cabin class
Find flights from Eugene to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Eugene and St. Louis flights
Browse other Eugene and St. Louis flight options. Last updated on November 10, 2026.
Other flights from Eugene
Browse through other flights departing from Eugene. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.
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 November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$416 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$246 | Average$448 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$295 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$345 | Average$463 | FlexibilityNo cancel fee | On-time69% |