Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Oregon from $55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Oregon departing on 2/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from St. Louis to Oregon

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Oregon that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Oregon.

Cheap last minute flights

Planning a quick getaway from St. Louis to Oregon? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Oregon, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Oregon

Find recent round-trip train or bus tickets from St. Louis to Oregon.

All round-trip flight deals from St. Louis to Oregon

The cheapest plane tickets from St. Louis to Oregon found on KAYAK recently.
7:09 pm - 12:07 amSTL-PDX
6h 58m1 stop
7:35 am - 9:16 amPDX-STL
23h 41m1 stop
$120Frontier
Find Deal
Wed, Jan 29 - Tue, Feb 4
7:09 pm - 12:07 amSTL-PDX
6h 58m1 stop
10:37 am - 7:31 pmPDX-STL
6h 54m1 stop
$130Frontier
Find Deal
Wed, Jan 29 - Thu, Feb 6
6:59 pm - 11:51 pmSTL-PDX
6h 52m1 stop
6:05 am - 4:53 pmPDX-STL
8h 48m1 stop
$227Delta
Find Deal
Sun, Feb 23 - Tue, Mar 4
4:45 pm - 9:00 pmSTL-PDX
6h 15m1 stop
6:00 am - 4:31 pmPDX-STL
8h 31m2 stops
$232United Airlines
Find Deal
Tue, Apr 15 - Sat, Apr 19
5:00 pm - 10:19 pmSTL-PDX
7h 19m1 stop
5:20 pm - 12:37 amPDX-STL
5h 17m1 stop
$237Delta
Find Deal
Sat, Apr 12 - Mon, Apr 14
7:00 am - 12:33 pmSTL-PDX
7h 33m1 stop
1:33 pm - 11:59 pmPDX-STL
8h 26m1 stop
$247Alaska Airlines
Find Deal
Sun, Feb 23 - Fri, Mar 7
3:11 pm - 8:51 pmSTL-PDX
7h 40m1 stop
11:50 am - 11:59 pmPDX-STL
10h 09m1 stop
$312Alaska Airlines
Find Deal
Mon, Apr 14 - Thu, Apr 17
3:32 pm - 10:35 pmSTL-PDX
9h 03m1 stop
7:46 pm - 10:47 amPDX-STL
13h 01m2 stops
$322United Airlines
Find Deal
Mon, Feb 24 - Sat, Mar 1
6:11 pm - 10:37 pmSTL-PDX
6h 26m1 stop
11:59 pm - 8:46 amPDX-STL
6h 47m1 stop
$329American Airlines
Find Deal
Tue, Jul 15 - Wed, Jul 30
2:27 pm - 7:16 pmSTL-RDM
6h 49m1 stop
3:00 pm - 11:57 pmRDM-STL
6h 57m1 stop
$338American Airlines
Find Deal
Wed, Feb 5 - Mon, Feb 10
7:09 pm - 12:07 amSTL-PDX
6h 58m1 stop
$55Frontier
Find Deal
Sat, Feb 1
8:52 pm - 8:40 amSTL-PDX
13h 48m1 stop
$61Frontier
Find Deal
Sat, Mar 1
7:40 am - 12:28 pmSTL-PDX
6h 48m1 stop
$114Delta
Find Deal
Sun, Feb 16
6:59 pm - 11:51 pmSTL-PDX
6h 52m1 stop
$119Delta
Find Deal
Fri, Feb 14
3:11 pm - 8:51 pmSTL-PDX
7h 40m1 stop
$134Alaska Airlines
Find Deal
Wed, Apr 16
2:27 pm - 7:16 pmSTL-RDM
6h 49m1 stop
$149American Airlines
Find Deal
Wed, Feb 5
3:30 pm - 10:55 pmSTL-PDX
9h 25m2 stops
$151United Airlines
Find Deal
Mon, Mar 10
4:39 pm - 12:35 amSTL-PDX
9h 56m2 stops
$155United Airlines
Find Deal
Sun, Feb 16
6:29 am - 12:52 pmSTL-PDX
8h 23m1 stop
$165American Airlines
Find Deal
Wed, Jun 11
6:44 am - 12:25 pmSTL-PDX
7h 41m1 stop
$179Alaska Airlines
Find Deal
Thu, Apr 17
8:31 pm - 9:45 amSTL-PDX
15h 14m1 stop
7:35 am - 9:16 amPDX-STL
23h 41m1 stop
$315Frontier
Find Deal
Sun, Jan 19 - Tue, Jan 21
8:31 pm - 9:45 amSTL-PDX
15h 14m1 stop
7:35 am - 9:16 amPDX-STL
23h 41m1 stop
$410Frontier
Find Deal
Sun, Jan 19 - Tue, Jan 21
2:49 pm - 8:46 pmSTL-PDX
7h 57m1 stop
1:52 pm - 1:53 pmPDX-STL
22h 01m1 stop
$462Alaska Airlines
Find Deal
Mon, Jan 20 - Mon, Jan 27
7:00 am - 12:30 pmSTL-PDX
7h 30m1 stop
9:00 am - 6:09 pmPDX-STL
7h 09m1 stop
$468United Airlines
Find Deal
Fri, Jan 17 - Fri, Jan 24
6:59 pm - 11:54 pmSTL-PDX
6h 55m1 stop
12:45 am - 10:54 amPDX-STL
8h 09m1 stop
$473Delta
Find Deal
Mon, Jan 20 - Sun, Jan 26
7:00 am - 12:30 pmSTL-PDX
7h 30m1 stop
5:00 am - 3:38 pmPDX-STL
8h 38m2 stops
$478United Airlines
Find Deal
Fri, Jan 17 - Fri, Jan 24
6:30 am - 12:55 pmSTL-PDX
8h 25m1 stop
6:50 am - 4:55 pmPDX-STL
8h 05m2 stops
$516Southwest
Find Deal
Sun, Jan 19 - Tue, Jan 21
6:00 am - 12:55 pmSTL-PDX
8h 55m1 stop
12:45 am - 10:54 amPDX-STL
8h 09m1 stop
$601Delta
Find Deal
Fri, Jan 17 - Wed, Jan 22
1:45 pm - 9:52 pmSTL-BOI
9h 07m1 stop
2:07 pm - 11:57 pmBOI-STL
8h 50m1 stop
$911American Airlines
Find Deal
Sat, Jan 18 - Mon, Jan 20
2:49 pm - 10:23 pmSTL-BOI
8h 34m1 stop
2:40 pm - 1:53 pmBOI-STL
22h 13m1 stop
$920Alaska Airlines
Find Deal
Fri, Jan 17 - Mon, Jan 20

Frontier flights from St. Louis to Oregon

Our best Frontier deals on St. Louis to Oregon flight tickets
Frontier
Jan 29
STL7:09 pmLambert-St Louis
6h 58m
1 stop
PDX12:07 amPortland
Feb 4
PDX7:35 amPortland
23h 41m
1 stop
STL9:16 amLambert-St Louis
Frontier
Jan 29
STL7:09 pmLambert-St Louis
6h 58m
1 stop
PDX12:07 amPortland
Feb 6
PDX10:37 amPortland
6h 54m
1 stop
STL7:31 pmLambert-St Louis
Frontier
Jan 29
STL7:09 pmLambert-St Louis
17h 52m
1 stop
PDX11:01 amPortland
Feb 4
PDX7:35 amPortland
23h 41m
1 stop
STL9:16 amLambert-St Louis

United Airlines flights from St. Louis to Oregon

Our best United Airlines deals on St. Louis to Oregon flight tickets
United Airlines
Apr 15
STL4:45 pmLambert-St Louis
6h 15m
1 stop
PDX9:00 pmPortland
Apr 19
PDX6:00 amPortland
8h 31m
2 stops
STL4:31 pmLambert-St Louis
United Airlines
Feb 24
STL3:32 pmLambert-St Louis
9h 03m
1 stop
PDX10:35 pmPortland
Mar 1
PDX7:46 pmPortland
13h 01m
2 stops
STL10:47 amLambert-St Louis
United Airlines
Apr 15
STL9:39 amLambert-St Louis
12h 30m
2 stops
PDX8:09 pmPortland
Apr 19
PDX6:00 amPortland
8h 31m
2 stops
STL4:31 pmLambert-St Louis

See travel insights to Oregon from

How to get the cheapest flight ticket from St. Louis to Oregon

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 Oregon?

The month of September is, on average, the cheapest month to fly to Oregon from St. Louis, with most prices found around $306. The month of November is another great option to travel to Oregon, with average flight prices from St. Louis averaging around $316.

What is the cheapest day to depart on your flight to Oregon?

On average, the least expensive day to fly to Oregon from St. Louis is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $324. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Monday, with ticket prices averaging around $396.

What is the cheapest time of day to depart on your flight to Oregon?

According to our data, the cheapest time of day to fly to Oregon is in the evening. momondo users have found flights departing from St. Louis to Oregon in the evening for as low as $275. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly at noon, with an average ticket price of $397. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Lambert-St Louis to Oregon flight route?

Fly from Lambert-St Louis to Portland for the best Lambert-St Louis - Oregon flight prices

How far in advance should I book a flight to Oregon?

You are more likely to see cheaper flights to Oregon from St. Louis when booking 13 weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $370 when searching 13 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from St. Louis for as low as $285 on momondo.

What cabin class options are available on Lambert-St Louis to Oregon flights?

There are 1 cabin classes available to choose from on Lambert-St Louis to Oregon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap St. Louis to Oregon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Oregon

Best Price Found

$55

Fastest flight time

5h 24m

Direct flights

Mon

Airports in Oregon

5 airports
The best one-way flight to Oregon from St. Louis in the past 72 hours is $55. The best round-trip flight deal from St. Louis to Oregon found on momondo in the last 72 hours is $120.
The fastest flight from St. Louis to Oregon takes 5h 24m
Direct flights go from St. Louis to Oregon on Monday. The only airline offering direct flights is Southwest.
There are 5 airports near Oregon: Portland (PDX), Eugene (EUG), Medford (MFR), Bend/Redmond (RDM), Boise Air Term. Gowen Fld (BOI)

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Oregon?

    Prices for flights from Lambert-St Louis Airport to Oregon refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Oregon?

  • How old do you have to be to fly from Lambert-St Louis Airport to Oregon?

    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 Oregon.

  • What documentation or ID do you need to fly to Oregon?

    The travel and health documents you'll need for your trip to Oregon 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 Oregon. 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 St. Louis to Oregon?


Best airlines flying from St. Louis to Oregon

Compare and see reviews for airlines that fly from St. Louis to Oregon with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $94Free CancellationRating
6.3
8,098 reviews
Search Spirit Airlines flights
FrontierPriceFrom $108Free CancellationRating
6.0
3,435 reviews
Search Frontier flights
American AirlinesPriceFrom $178Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $215Free CancellationRating
8.0
9,681 reviews
Search Alaska Airlines flights
DeltaPriceFrom $216Free CancellationRating
8.0
8,511 reviews
Search Delta flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
8,965 reviews
Search United Airlines flights
SouthwestPriceFrom $306Free CancellationRating
8.1
4,659 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Oregon?

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 St. Louis to Oregon for you.

Can I find flights from St. Louis to Oregon with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Oregon flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Oregon?

Once you have performed a search for St. Louis to Oregon 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 St. Louis to Oregon right now. Can momondo alert me if prices change?

Price alerts on flights to Oregon from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Oregon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 1/21
Tue 1/28
Email me momondo's favorite deals

Find better results for your trip to Oregon

Popular cities in Oregon

Popular flights according to clicks in the last 7 days on momondo