Cheap flights from Oregon to St. Louis from $106
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to St. Louis departing on 7/8. 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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How to get the cheapest flight ticket from Oregon to St. Louis
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 cheapest month to fly to St. Louis?
In general, January is the cheapest month to fly from Oregon to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $280. The month of September is another great option to travel to St. Louis, with average flight prices from Oregon averaging around $316.
What is the cheapest day to depart on your flight to St. Louis?
The cheapest day to depart on your flight to St. Louis is on a Friday when prices can be found for as low as $366. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $555. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.
What is the cheapest time of day to depart on your flight to St. Louis?
Flying to St. Louis from Oregon in the evening is the least expensive time of day to depart. momondo users have found prices as low as $288 when looking at flights departing in the evening. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $680 per ticket.
What is the cheapest Oregon to Lambert-St Louis flight route?
Fly from Portland to Lambert-St Louis for the best Oregon - Lambert-St Louis flight prices
How far in advance should I book a flight to St. Louis?
You are more likely to see cheaper flights to St. Louis from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $386 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Oregon for as low as $260 on momondo.
What cabin class options are available on Oregon to Lambert-St Louis flights?
There are 1 cabin classes available to choose from on Oregon to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Oregon to Lambert-St Louis?
Frontier, Spirit Airlines, and Hawaiian Airlines are the most popular carriers operating from Oregon to Lambert-St Louis
What airlines fly to St. Louis?
Delta, United Airlines and American Airlines are the top three most popular airlines that fly to St. Louis from Oregon according to our data. Delta is the first choice among our users, with 37% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 6 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
How many flights depart from Oregon to St. Louis on average per day?
1 flights are operational daily from Oregon to St. Louis as of June 2025. The most popular departure time for this route is 8:00AM, with 50% of flights per day taking off at noon.
How many flights depart from Oregon to St. Louis on average per week?
As of June 2025, 7 flights take off from Oregon and land in St. Louis each week. The most common flight departure day for this route is Tue, with 29% of weekly flights taking off on this day.
Cheap Oregon to St. Louis flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Oregon to St. Louis
Best Price Found | $106 |
|---|---|
Fastest flight time | 3h 40m |
Direct flights | Mon and Sun |
Airports in St. Louis | 1 airport |
When did momondo last update prices for flights from Oregon to Lambert-St Louis Airport?
Prices for flights from Oregon to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Oregon to Lambert-St Louis Airport?
As of June 2025, there are 6 operators available to choose from for flights from Oregon to Lambert-St Louis Airport.
How old do you have to be to fly from Oregon to Lambert-St Louis 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 Oregon to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Oregon to St. Louis?
momondo data reveals that the most frequently booked plane model on the route from Oregon to St. Louis is Boeing 737 MAX 9, representing 14.29% of all bookings. The subsequent popular models are Boeing 737-700 Passenger/BBJ1 (winglets) at 14.29%, Boeing 737-800 Passenger/BBJ2 (winglets) at 14.29%, and Airbus A321-100/200 at 10.71%.
Best airlines flying from Oregon to St. Louis
Compare and see reviews for airlines that fly from Oregon to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $118 | Free Cancellation | Rating 5.9 3,301 reviews | |||
| PriceFrom $192 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $200 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $226 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $244 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $252 | Free Cancellation | Rating 8.0 4,280 reviews |
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Oregon to St. Louis?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oregon to St. Louis for you.
Can I find flights from Oregon to St. Louis with flexible booking policies on momondo?
All flight searches from Oregon to St. Louis on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Oregon to St. Louis?
Once you have performed a search for Oregon to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Oregon to St. Louis right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Oregon to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.