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Eugene

$153+ Cheap flights from St. Louis to Eugene (STL - EUG)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EUG
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Eugene are usually found in January or March, booked 44 days in advance, depart on a Saturday or Monday and return on a Tuesday

Cheap flight deals from St. Louis to Eugene

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Eugene (EUG). 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 April 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$306
(Delta)

One-way from

$153
(Delta)

Popular in

December

Cheapest in

January

Average price

$426
Provider with most accurate pricing for Lambert-St Louis-Eugene flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Eugene flights.
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From Lambert-St Louis to Eugene
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One-way flight from Lambert-St Louis to Eugene
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Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from St. Louis to Eugene

Cheapest flights from St. Louis to Eugene
Explore the most affordable flight options available from St. Louis to Eugene. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Delta deal was found by Cheapflights users on 4/14. 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.
Tue 5/132:29 pmSTL - EUG
2 stops10h 28mDelta
Tue 5/207:00 amEUG - STL
2 stops9h 24mDelta
Deal found 4/14$306
This Southwest deal was found by Cheapflights users on 4/14. 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.
Tue 5/136:50 amSTL - EUG
1 stop8h 15mSouthwest
Tue 5/207:45 amEUG - STL
1 stop8h 30mSouthwest
Deal found 4/14$330
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/105:37 amSTL - EUG
1 stop8h 17mAmerican Airlines
Thu 6/1212:52 pmEUG - STL
1 stop8h 08mAmerican Airlines
Deal found 4/15$347
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:32 pmSTL - EUG
1 stop6h 27mAlaska Airlines
Sat 8/236:00 amEUG - STL
1 stop6h 17mAlaska Airlines
Deal found 4/14$350
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 5/136:30 amSTL - EUG
3 stops16h 00mUnited Airlines
Tue 5/206:00 amEUG - STL
2 stops13h 01mUnited Airlines
Deal found 4/14$505
This Hawaiian Airlines deal was found by Cheapflights users on 4/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/283:08 pmSTL - EUG
1 stop7h 46mHawaiian Airlines
Wed 4/301:47 pmEUG - STL
1 stop8h 12mHawaiian Airlines
Deal found 4/15$593

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Eugene 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 April 15, 2025.
Use the filters below to find and compare flights from St. Louis to Eugene that are best for you.

Fly from

St. Louis

Fly to

Eugene

Route

Depart

Return

Price

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 5/13

2:29 pm-10:57 pm

2 stops10h 28m

Eugene

Tue 5/20

7:00 am-6:24 pm

2 stops9h 24m

$306

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 5/13

6:50 am-1:05 pm

1 stop8h 15m

Eugene

Tue 5/20

7:45 am-6:15 pm

1 stop8h 30m

$330

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 6/10

5:37 am-11:54 am

1 stop8h 17m

Eugene

Thu 6/12

12:52 pm-11:00 pm

1 stop8h 08m

$347

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 5/13

6:30 am-8:30 pm

3 stops16h 00m

Eugene

Tue 5/20

6:00 am-9:01 pm

2 stops13h 01m

$505

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Sat 5/3

6:30 am-1:06 pm

1 stop8h 36m

Eugene

Mon 5/5

5:21 pm-11:59 pm

1 stop28h 38m

$514

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Mon 4/28

3:08 pm-8:54 pm

1 stop7h 46m

Eugene

Wed 4/30

1:47 pm-11:59 pm

1 stop8h 12m

$593

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 5/6

6:00 am-3:16 pm

2 stops11h 16m

$153

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Tue 5/6

3:08 pm-8:54 pm

1 stop7h 46m

$156

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Wed 6/11

5:40 am-12:40 pm

1 stop9h 00m

$157

St. LouisEugene

STL - EUG

STLEUG

Lambert-St Louis

Sat 5/31

1:42 pm-10:21 pm

2 stops10h 39m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 12 results
1
2

Compare providers for flights from St. Louis to Eugene

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 St. Louis to Eugene in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Eugene flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Eugene flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Eugene flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Eugene flights, Cheapflights users trust eDreams the most. eDreams 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-Eugene 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 Eugene

Have a flexible travel schedule? Discover the best time to fly to Eugene from St. Louis 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 St. Louis to Eugene

How far ahead should I book a flight from St. Louis to Eugene?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Eugene. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Eugene, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from St. Louis to Eugene?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Eugene (average of $321). Flying from St. Louis to Eugene in June is currently the most expensive (average of $553). 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.

What is the cheapest time of day to fly from STL to EUG?

Find hourly flight availability from St. Louis to Eugene. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

It’s optimal to fly from St. Louis to Eugene in the afternoon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the evening.

Rainfall in Eugene by month

Plan your trip to Eugene by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Eugene ranges from 0.5 - 7.8 inches per month. December is typically the wettest month, when rainfall can reach 7.8 in. July is typically the driest time to visit Eugene when rainfall is around 0.5 in.

Temperature in Eugene by month

Plan your trip to Eugene by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Eugene, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Eugene

Get insights into the airlines that provide service to Eugene. 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 Eugene. Reviews last updated April 15, 2025.
Read through reviews of airlines operating flights from St. Louis to Eugene, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,374 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

  • What are the cheapest airlines flying from St. Louis to Eugene round-trip?

    Flying on Delta is currently your cheapest option to Eugene, with prices starting at $306. Additional round-trip tickets that might be worth considering are offered by Southwest and Alaska Airlines, with the lowest prices starting at $330 and $350, respectively. Users have found that Delta is 35% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from St. Louis to Eugene one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $153. However, be on the lookout for offers from Alaska Airlines and Southwest, as they are both options that can get you from St. Louis to Eugene for a low price.

  • Can I find deals for flights from St. Louis to Eugene that include hotel bookings?

    Yes. In addition to deals on St. Louis to Eugene flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Eugene?

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

  • Can I find deals for business class flights from St. Louis to Eugene?

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

  • What is the cheapest month to book a flight from St. Louis to Eugene?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Eugene (average of $321). Flying from St. Louis to Eugene in June is currently the most expensive (average of $553). 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.

See more FAQs

Traveling to a place near St. Louis?

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Newport
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Corvallis
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Top 5 airlines flying from St. Louis to Eugene

Discover the top 5 airlines that operate flights from St. Louis to Eugene. 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 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$503FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$315Average$521FlexibilityNo cancel feeOn-time75%
DeltaCheapest$316Average$671FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$329Average$443FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$331Average$528FlexibilityNo cancel feeOn-time69%

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