$141+ Cheap flights from Missouri to Oregon
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PDX
Sep 29 — Oct 61
Round-trip
1 adult, Economy
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Find cheap flights from Missouri to Oregon 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 Missouri to Oregon
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Cheapest flights from Missouri to OregonExplore the most affordable flight options available from Missouri to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 30, 2026.
Explore the most affordable flight options available from Missouri to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 30, 2026.
This Frontier deal was found by Cheapflights users on 8/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:30 pm -
1 stop16h 25m
Thu 10/12:50 pm -
1 stop5h 45m
Deal found 8/28![Frontier logo]()
$259
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Wed 10/217:02 am -
2 stops11h 27m
Sat 10/2410:30 am -
2 stops11h 29m
Deal found 8/27![Alaska Airlines logo]()
$273
This CheapOair deal was found by Cheapflights users on 8/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:42 pm -
1 stop17h 12m
Sun 11/112:31 pm -
1 stop22h 02m
Deal found 8/29![Frontier logo]()
$280
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:27 pm -
1 stop26h 28m
Thu 10/12:50 pm -
1 stop19h 27m
Deal found 8/27![Frontier logo]()
$280
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:10 pm -
1 stop17h 33m
Mon 9/1412:39 pm -
1 stop20h 53m
Deal found 8/24![Frontier logo]()
$299
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:27 pm -
1 stop25h 27m
Tue 9/2911:16 am -
Nonstop3h 54m
Deal found 8/25![Multiple Airlines logo]()
$302
This CheapOair deal was found by Cheapflights users on 8/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:28 pm -
1 stop24h 08m
Sun 11/1512:31 pm -
1 stop22h 02m
Deal found 8/26![Frontier logo]()
$309
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:17 pm -
1 stop26h 38m
Thu 10/12:50 pm -
1 stop19h 27m
Deal found 8/27![Frontier logo]()
$310
This Expedia deal was found by Cheapflights users on 8/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops15h 19m
Tue 9/293:08 pm -
1 stop6h 51m
Deal found 8/27![Alaska Airlines logo]()
$311
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 10/207:02 am -
2 stops16h 45m
Tue 10/271:49 pm -
1 stop8h 10m
Deal found 8/27![Alaska Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 8/25. 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 10/2710:35 am -
1 stop5h 15m
Mon 11/211:30 pm -
1 stop8h 20m
Deal found 8/25![Southwest logo]()
$312
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:32 pm -
1 stop17h 11m
Sun 10/412:24 pm -
1 stop7h 21m
Deal found 8/28![Frontier logo]()
$313
Best flights from Missouri to OregonDiscover carefully curated flight deals from Missouri to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 30, 2026.
Discover carefully curated flight deals from Missouri to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Tue 10/207:02 am -
2 stops16h 45m
Tue 10/271:49 pm -
1 stop8h 10m
Deal found 8/27![Alaska Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 8/25. 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.
Sat 9/195:55 pm -
1 stop5h 30m
Tue 9/2211:30 pm -
1 stop9h 00m
Deal found 8/25![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/29. 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 10/147:08 am -
1 stop6h 57m
Wed 10/1410:33 pm -
1 stop10h 49m
Deal found 8/29![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 8/26. 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 10/127:16 am -
1 stop6h 55m
Mon 10/193:31 pm -
1 stop6h 00m
Deal found 8/26![Delta logo]()
$337
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Wed 9/93:45 pm -
1 stop10h 22m
Mon 9/2111:08 pm -
1 stop9h 00m
Deal found 8/29![American Airlines logo]()
$341
This Priceline deal was found by Cheapflights users on 8/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 am -
1 stop6h 35m
Sun 9/202:50 pm -
1 stop5h 55m
Deal found 8/29![Multiple Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 8/29. 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 10/2710:35 am -
1 stop5h 15m
Sat 10/318:15 am -
1 stop5h 45m
Deal found 8/29![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 8/27. 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 10/213:25 pm -
1 stop8h 24m
Mon 10/2611:12 pm -
2 stops13h 28m
Deal found 8/27![Delta logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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 9/127:00 am -
1 stop8h 44m
Wed 9/165:25 am -
1 stop5h 13m
Deal found 8/25![Alaska Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 8/27. 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 11/115:00 am -
1 stop8h 57m
Tue 11/175:00 am -
1 stop5h 38m
Deal found 8/27![United Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/102:30 pm -
1 stop8h 33m
Wed 9/303:21 pm -
1 stop8h 06m
Deal found 8/25![American Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 8/28. 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 10/146:10 pm -
1 stop6h 10m
Sat 10/172:40 pm -
1 stop6h 15m
Deal found 8/28![Southwest logo]()
$349
This Delta deal was found by Cheapflights users on 8/27. 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.
Sat 9/267:00 am -
1 stop6h 52m
Tue 9/294:45 pm -
1 stop5h 30m
Deal found 8/27![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 8/29. 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 10/27:08 am -
1 stop9h 19m
Tue 10/64:05 pm -
1 stop5h 39m
Deal found 8/29![United Airlines logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 8/25. 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 9/127:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/25![Alaska Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 8/26. 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 10/225:40 am -
1 stop6h 44m
Mon 10/263:24 pm -
1 stop7h 55m
Deal found 8/26![American Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/27. 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 10/207:45 am -
1 stop6h 08m
Tue 10/274:41 pm -
1 stop6h 03m
Deal found 8/27![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Wed 11/47:00 am -
1 stop6h 10m
Sun 11/811:53 am -
Nonstop3h 20m
Deal found 8/27![Alaska Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 8/26. 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 10/86:10 pm -
1 stop8h 00m
Tue 10/131:10 pm -
1 stop8h 45m
Deal found 8/26![Southwest logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/178:41 am -
1 stop7h 55m
Sun 9/207:02 am -
1 stop6h 36m
Deal found 8/25![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/29. 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 9/168:00 am -
1 stop5h 52m
Sat 9/195:20 am -
1 stop6h 10m
Deal found 8/29![Delta logo]()
$349
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Mon 9/145:18 pm -
1 stop8h 49m
Mon 9/2111:08 pm -
1 stop9h 10m
Deal found 8/29![American Airlines logo]()
$398
This Southwest deal was found by Cheapflights users on 8/27. 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 10/215:30 pm -
1 stop5h 55m
Mon 10/264:05 pm -
1 stop7h 20m
Deal found 8/27![Southwest logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Thu 9/246:08 pm -
1 stop6h 47m
Thu 10/18:03 am -
1 stop9h 35m
Deal found 8/27![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 8/28. 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.
Sat 9/123:11 pm -
1 stop9h 41m
Wed 9/2311:02 pm -
1 stop9h 37m
Deal found 8/28![United Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 8/28. 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 10/12:25 pm -
1 stop5h 51m
Tue 10/66:00 am -
1 stop6h 45m
Deal found 8/28![Delta logo]()
$353
This Southwest deal was found by Cheapflights users on 8/26. 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.
Fri 10/165:50 pm -
1 stop9h 30m
Sat 10/178:45 am -
2 stops7h 40m
Deal found 8/26![Southwest logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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.
Tue 1/53:54 pm -
1 stop7h 28m
Wed 1/66:37 am -
1 stop7h 19m
Deal found 8/29![Alaska Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 8/26. 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 9/173:29 pm -
1 stop9h 16m
Mon 9/215:00 am -
1 stop5h 37m
Deal found 8/26![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 8/28. 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 10/217:45 am -
2 stops9h 06m
Sat 10/249:31 am -
2 stops9h 38m
Deal found 8/28![Delta logo]()
$353
Last-minute flights from Missouri to OregonDiscover last-minute flight deals from Missouri to Oregon. Data last updated August 30, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Oregon. Data last updated August 30, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:17 pm -
1 stop26h 38m
Thu 10/12:50 pm -
1 stop19h 27m
Deal found 8/27![Frontier logo]()
$310
This CheapOair deal was found by Cheapflights users on 8/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:17 pm -
1 stop25h 37m
Mon 9/1412:39 pm -
1 stop20h 53m
Deal found 8/26![Frontier logo]()
$318
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:10 pm -
1 stop17h 33m
Mon 9/1412:39 pm -
1 stop20h 53m
Deal found 8/24![Frontier logo]()
$299
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:12 pm -
1 stop25h 24m
Mon 9/2812:39 pm -
1 stop20h 53m
Deal found 8/27![Frontier logo]()
$309
This Southwest deal was found by Cheapflights users on 8/25. 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.
Sat 9/195:55 pm -
1 stop5h 30m
Tue 9/2211:30 pm -
1 stop9h 00m
Deal found 8/25![Southwest logo]()
$317
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2012:27 pm -
1 stop25h 27m
Tue 9/2911:16 am -
Nonstop3h 54m
Deal found 8/25![Multiple Airlines logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Tue 9/227:00 am -
2 stops14h 20m
Tue 9/296:23 am -
1 stop6h 34m
Deal found 8/26![Alaska Airlines logo]()
$314
This Frontier deal was found by Cheapflights users on 8/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:30 pm -
1 stop16h 25m
Thu 10/12:50 pm -
1 stop5h 45m
Deal found 8/28![Frontier logo]()
$259
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:27 pm -
1 stop26h 28m
Thu 10/12:50 pm -
1 stop19h 27m
Deal found 8/27![Frontier logo]()
$280
This Expedia deal was found by Cheapflights users on 8/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops15h 19m
Tue 9/293:08 pm -
1 stop6h 51m
Deal found 8/27![Alaska Airlines logo]()
$311
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:32 pm -
1 stop17h 11m
Sun 10/412:24 pm -
1 stop7h 21m
Deal found 8/28![Frontier logo]()
$313
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:32 pm -
1 stop17h 11m
Thu 10/1512:11 pm -
1 stop21h 47m
Deal found 8/27![Frontier logo]()
$315
One-way flights from Missouri to OregonSearch for one-way flight options from Missouri to Oregon. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
Search for one-way flight options from Missouri to Oregon. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:42 pm -
1 stop17h 12m
Deal found 8/25![Frontier logo]()
$141
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:00 pm -
1 stop16h 54m
Deal found 8/27![Frontier logo]()
$142
This CheapOair deal was found by Cheapflights users on 8/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:10 pm -
1 stop17h 33m
Deal found 8/28![Frontier logo]()
$143
This Trip.com deal was found by Cheapflights users on 8/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:27 pm -
1 stop25h 27m
Deal found 8/25![Frontier logo]()
$144
This CheapOair deal was found by Cheapflights users on 8/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 pm -
1 stop17h 07m
Deal found 8/26![Frontier logo]()
$146
This CheapOair deal was found by Cheapflights users on 8/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:32 pm -
1 stop17h 11m
Deal found 8/26![Frontier logo]()
$148
This Frontier deal was found by Cheapflights users on 8/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:45 pm -
1 stop7h 39m
Deal found 8/24![Frontier logo]()
$149
This Jetabroad deal was found by Cheapflights users on 8/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:32 pm -
1 stop17h 11m
Deal found 8/26![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Wed 9/232:29 pm -
2 stops23h 14m
Deal found 8/27![Frontier logo]()
$153
This Expedia deal was found by Cheapflights users on 8/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:38 pm -
1 stop5h 33m
Deal found 8/27![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/28. 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.
Wed 9/302:29 pm -
2 stops23h 07m
Deal found 8/28![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/27. 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.
Sat 11/147:59 pm -
1 stop17h 13m
Deal found 8/27![Frontier logo]()
$158
Find flight deals from Missouri to Oregon
Keep the following information in mind while searching for Missouri to Oregon flight deals. Data was last updated August 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $259 (Frontier) |
One-way from | $141 (Cheapflightsfares) |
Popular in | June |
Cheapest in | February |
Average price | $367 |
Good round-trip deal | $279 or less |
Good one-way deal | $158 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri to Oregon 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 August 30, 2026.
Use the filters below to find and compare flights from Missouri to Oregon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisEugene
STL Lambert-St Louis - EUG Eugene
STLEUG
Lambert-St Louis
Tue 10/20
7:02 am-9:47 pm
2 stops16h 45m
Eugene
Tue 10/27
1:49 pm-11:59 pm
1 stop8h 10m
$311
Kansas CityPortland
MCI Kansas City - PDX Portland
MCIPDX
Kansas City
Sat 9/19
5:55 pm-9:25 pm
1 stop5h 30m
Portland
Tue 9/22
11:30 pm-10:30 am
1 stop9h 00m
$317
St. LouisPortland
STL Lambert-St Louis - PDX Portland
STLPDX
Lambert-St Louis
Wed 10/14
7:08 am-12:05 pm
1 stop6h 57m
Portland
Wed 10/14
10:33 pm-11:22 am
1 stop10h 49m
$332
Kansas CityPortland
MCI Kansas City - PDX Portland
MCIPDX
Kansas City
Tue 10/27
10:35 am-1:50 pm
1 stop5h 15m
Portland
Sat 10/31
8:15 am-4:00 pm
1 stop5h 45m
$332
Kansas CityPortland
MCI Kansas City - PDX Portland
MCIPDX
Kansas City
Mon 10/12
7:16 am-12:11 pm
1 stop6h 55m
Portland
Mon 10/19
3:31 pm-11:31 pm
1 stop6h 00m
$337
SpringfieldPortland
SGF Springfield-Branson - PDX Portland
SGFPDX
Springfield-Branson
Wed 9/9
3:45 pm-12:07 am
1 stop10h 22m
Portland
Mon 9/21
11:08 pm-10:08 am
1 stop9h 00m
$341
SpringfieldPortland
SGF Springfield-Branson - PDX Portland
SGFPDX
Springfield-Branson
Wed 10/21
3:25 pm-9:49 pm
1 stop8h 24m
Portland
Mon 10/26
11:12 pm-2:40 pm
2 stops13h 28m
$346
Kansas CityEugene
MCI Kansas City - EUG Eugene
MCIEUG
Kansas City
Sat 9/12
7:00 am-1:44 pm
1 stop8h 44m
Eugene
Wed 9/16
5:25 am-12:38 pm
1 stop5h 13m
$349
St. LouisEugene
STL Lambert-St Louis - EUG Eugene
STLEUG
Lambert-St Louis
Wed 11/11
5:00 am-11:57 am
1 stop8h 57m
Eugene
Tue 11/17
5:00 am-12:38 pm
1 stop5h 38m
$349
Kansas CityEugene
MCI Kansas City - EUG Eugene
MCIEUG
Kansas City
Wed 10/14
6:10 pm-10:20 pm
1 stop6h 10m
Eugene
Sat 10/17
2:40 pm-10:55 pm
1 stop6h 15m
$349
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Missouri to Oregon
Have a flexible travel schedule? Discover the best time to fly to Oregon from Missouri with our price prediction graph.
MCI-BOI
STL-BOI
STL-PDX
MCI-EUG
MCI-PDX
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 Missouri to Oregon
USMO-USOR
MCI-BOI
STL-BOI
STL-PDX
MCI-EUG
What is the cheapest month to book a flight from Missouri to Oregon?
Currently, February is the cheapest month in which you can book a flight from Missouri to Oregon (average of $248). Flying from Missouri to Oregon in June is currently the most expensive (average of $468). 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 MO to OR?
Find hourly flight availability from Missouri to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 30, 2026.
A simple way to save on the total cost of your ticket is to fly from Missouri to Oregon in the afternoon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the morning.
How much does it cost to fly round-trip from Missouri to Oregon?
Airfare is below average for this route at the moment.
Missouri to Oregon flights typically cost between $279 and $387 in October.The cheapest round-trip price found within the last 5 days was $273 on Alaska Airlines (Oct 21-Oct 24).
How far ahead should I book a flight from Missouri to Oregon?
To ensure you get the cheapest price possible for a flight from Missouri to Oregon, you should look to book at least 77 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.
Reviews of airlines servicing Oregon
Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated August 30, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Missouri to Oregon by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Missouri to Oregon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Missouri to Oregon
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Oregon by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Missouri to Oregon by cabin class
Find flights from Missouri to Oregon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Missouri and Oregon flights
Browse other Missouri and Oregon flight options. Last updated on August 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Oregon
Find the right flight back to Missouri after your stay in Oregon
Missouri to Oregon flights
Consider these flights traveling from Missouri to Oregon.
Top 6 airlines flying from Missouri to Oregon
Discover the top 6 airlines that operate flights from Missouri to Oregon. 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 August 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$167 | Average$285 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$472 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$188 | Average$434 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$196 | Average$449 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$467 | FlexibilityNo cancel fee | On-time69% |