Cheap flights from St. Louis to Eugene from $260
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Eugene departing on 9/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Hawaiian Airlines flights from St. Louis to Eugene
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United Airlines flights from St. Louis to Eugene
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How to get the cheapest flight ticket from St. Louis to Eugene
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between St. Louis and Eugene?
What is the cheapest month to fly to Eugene?
In general, January is the cheapest month to fly from St. Louis to Eugene. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $351. If you don’t want to visit Eugene in January, then you should wait until March to fly from St. Louis, when ticket prices are also cheap, with an average price of $384.
What is the cheapest day to depart on your flight to Eugene?
According to our data, Saturday is the cheapest day to fly to Eugene from St. Louis. The lowest ticket price found for a Saturday departure recently was $417. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Eugene is Friday, with ticket prices averaging around $601.
What is the cheapest time of day to depart on your flight to Eugene?
Flying to Eugene from St. Louis in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $482 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $552 on average. Flights to Eugene from St. Louis in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
How have St. Louis to Eugene flight prices changed over time?
What is the cheapest airline that flies from Lambert-St Louis to Eugene?
Southwest is the most popular carrier operating from Lambert-St Louis to Eugene
What airlines fly to Eugene?
Alaska Airlines, American Airlines and United Airlines are the top three most popular airlines that fly to Eugene from St. Louis according to our data. Alaska Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Eugene. Keep in mind that there are 5 different airlines that fly to Eugene on a routine basis, so you have a few additional options to choose from.
When to book flights from St. Louis to Eugene
Cheap St. Louis to Eugene (STL to EUG) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to Eugene
How far is Lambert-St Louis to Eugene by plane?
The distance between Lambert-St Louis and Eugene is about 1733.4 mi. Typically, this will take 6h 15m by plane in normal conditions.
When did momondo last update prices for flights from Lambert-St Louis Airport to Eugene Airport?
Prices for flights from Lambert-St Louis Airport to Eugene Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Eugene Airport?
As of June 2025, there are 5 operators available to choose from for flights from Lambert-St Louis Airport to Eugene Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Eugene Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Eugene Airport.
What documentation or ID do you need to fly to Eugene Airport?
The necessary travel and health documents for your Eugene Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Eugene?
Based on momondo bookings for flights between St. Louis and Eugene, the leading airline is American Airlines, making up 28% of the total bookings. Other popular airlines include Alaska Airlines with 26%, United Airlines with 20%, and Southwest with 18%.
Best airlines flying from St. Louis to Eugene
Compare and see reviews for airlines that fly from St. Louis to Eugene with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $281 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $315 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $329 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $331 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 8.0 7,946 reviews |
Southwest Flights From St. Louis to Eugene
Southwest flies from St. Louis to Eugene around 2 times per week, with 4,287 momondo users rating the airline 8.0/10. The cheapest Southwest deal from St. Louis to Eugene in the last 72 hours was $329 (round-trip), much lower than the average airfare cost of $443 for Southwest flights on this route.
Traveling to a place near Eugene?
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Why should I use momondo to find a flight deal from St. Louis to Eugene?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Eugene. momondo saves you time and could save you money on your trip.
Can I find flights from St. Louis to Eugene with flexible booking policies on momondo?
Yes. All flights to Eugene from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from St. Louis to Eugene?
momondo helps you find the best flight between St. Louis and Eugene by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from St. Louis to Eugene right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Eugene, momondo offers a useful price alert feature which will track prices for flights to Eugene from St. Louis and alert you when they change.