$66+ Cheap flights from Oregon to Missouri
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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Oregon to Missouri 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 Oregon to Missouri
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Cheapest flights from Oregon to MissouriExplore the most affordable flight options available from Oregon to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Oregon to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/291:48 pm
PDX
- MCI
1 stop21h 42m
Frontier
Sun 5/32:15 pm
MCI
- PDX
1 stop22h 48m
Frontier
Deal found 2/10![Frontier logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 5/711:48 am
PDX
- STL
1 stop29h 24m
Frontier
Sat 5/168:12 pm
STL
- PDX
1 stop16h 51m
Frontier
Deal found 2/10![Frontier logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 5/210:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
Wed 5/65:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 4/3011:48 am
PDX
- MCI
1 stop23h 42m
Frontier
Sun 5/32:15 pm
MCI
- PDX
1 stop22h 48m
Frontier
Deal found 2/10![Frontier logo]()
$183
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 5/110:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
Tue 5/55:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Fri 4/2411:48 am
PDX
- MCI
1 stop24h 18m
Frontier
Sun 4/262:15 pm
MCI
- PDX
1 stop22h 48m
Frontier
Deal found 2/9![Frontier logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Thu 4/2311:48 am
PDX
- MCI
1 stop23h 42m
Frontier
Mon 4/272:15 pm
MCI
- PDX
1 stop24h 47m
Frontier
Deal found 2/9![Frontier logo]()
$191
This Southwest deal was found by Cheapflights users on 2/10. 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 3/115:25 am
PDX
- MCI
1 stop6h 05m
Southwest
Wed 3/184:05 pm
MCI
- PDX
1 stop9h 05m
Southwest
Deal found 2/10![Southwest logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 3/1212:04 pm
PDX
- MCI
1 stop5h 51m
Frontier
Thu 3/198:40 pm
MCI
- PDX
1 stop16h 29m
Frontier
Deal found 2/10![Frontier logo]()
$194
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 4/11:35 pm
PDX
- MCI
1 stop8h 24m
Alaska Airlines
Sun 4/55:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$197
This CheapOair deal was found by Cheapflights users on 2/10. 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 4/1711:48 am
PDX
- MCI
1 stop24h 18m
Frontier
Mon 4/202:15 pm
MCI
- PDX
1 stop24h 47m
Frontier
Deal found 2/10![Frontier logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 4/1611:48 am
PDX
- STL
1 stop29h 24m
Frontier
Sat 4/188:12 pm
STL
- PDX
2 stops17h 45m
Frontier
Deal found 2/10![Frontier logo]()
$201
Best flights from Oregon to MissouriDiscover carefully curated flight deals from Oregon to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Oregon to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 5/210:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
Thu 5/75:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 2/10. 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 3/115:25 am
PDX
- MCI
1 stop6h 05m
Southwest
Wed 3/184:05 pm
MCI
- PDX
1 stop9h 05m
Southwest
Deal found 2/10![Southwest logo]()
$192
This United Airlines deal was found by Cheapflights users on 2/10. 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 4/155:00 am
PDX
- MCI
1 stop5h 52m
United Airlines
Wed 4/226:30 am
MCI
- PDX
1 stop8h 04m
United Airlines
Deal found 2/10![United Airlines logo]()
$212
This Delta deal was found by Cheapflights users on 2/11. 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 4/11:10 pm
PDX
- MCI
1 stop8h 46m
Delta
Mon 4/68:11 pm
MCI
- PDX
1 stop5h 43m
Delta
Deal found 2/11![Delta logo]()
$248
This American Airlines deal was found by Cheapflights users on 2/10. 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 3/41:52 pm
PDX
- STL
1 stop7h 30m
American Airlines
Mon 3/94:13 pm
STL
- PDX
1 stop8h 56m
American Airlines
Deal found 2/10![American Airlines logo]()
$249
This Expedia deal was found by Cheapflights users on 2/9. 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.
Thu 4/1611:53 am
BOI
- STL
1 stop6h 19m
Multiple Airlines
Sun 4/197:00 am
STL
- BOI
2 stops15h 59m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 2/9. 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 4/1011:55 pm
PDX
- MCI
1 stop7h 30m
Southwest
Mon 4/138:20 pm
MCI
- PDX
1 stop6h 35m
Southwest
Deal found 2/9![Southwest logo]()
$217
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/2411:59 pm
PDX
- MCI
1 stop8h 37m
United Airlines
Tue 3/316:00 am
MCI
- PDX
1 stop5h 48m
United Airlines
Deal found 2/9![United Airlines logo]()
$217
This Orbitz deal was found by Cheapflights users on 2/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2111:18 am
PDX
- STL
Nonstop3h 48m
Alaska Airlines
Tue 5/266:20 pm
STL
- PDX
Nonstop4h 17m
Alaska Airlines
Deal found 2/10![Alaska Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 2/9. 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.
Fri 4/105:45 am
PDX
- MCI
1 stop5h 53m
Delta
Mon 4/133:56 pm
MCI
- PDX
1 stop8h 46m
Delta
Deal found 2/9![Delta logo]()
$248
This American Airlines deal was found by Cheapflights users on 2/11. 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 8/53:22 pm
PDX
- STL
1 stop6h 54m
American Airlines
Tue 8/116:30 am
STL
- PDX
1 stop9h 50m
American Airlines
Deal found 2/11![American Airlines logo]()
$249
This CheapOair deal was found by Cheapflights users on 2/8. 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 5/2111:18 am
PDX
- STL
Nonstop3h 48m
Alaska Airlines
Wed 5/276:20 pm
STL
- PDX
Nonstop4h 17m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$229
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/45:24 pm
BOI
- MCI
1 stop4h 43m
United Airlines
Sat 3/76:00 am
MCI
- BOI
1 stop5h 06m
United Airlines
Deal found 2/9![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/8. 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 4/15:02 pm
PDX
- STL
1 stop5h 19m
Delta
Mon 4/66:12 pm
STL
- PDX
1 stop7h 42m
Delta
Deal found 2/8![Delta logo]()
$249
This Southwest deal was found by Cheapflights users on 2/9. 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 5/2811:55 pm
PDX
- STL
1 stop8h 20m
Southwest
Sun 5/314:40 pm
STL
- PDX
1 stop9h 25m
Southwest
Deal found 2/9![Southwest logo]()
$249
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 3/272:42 pm
PDX
- MCI
1 stop7h 17m
Alaska Airlines
Tue 3/315:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/8. 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 3/316:05 am
PDX
- STL
1 stop6h 19m
Delta
Fri 4/36:12 pm
STL
- PDX
1 stop7h 42m
Delta
Deal found 2/8![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/8. 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 3/611:59 pm
PDX
- STL
1 stop8h 37m
United Airlines
Tue 3/106:25 am
STL
- PDX
1 stop7h 26m
United Airlines
Deal found 2/8![United Airlines logo]()
$249
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 3/35:42 am
EUG
- MCI
1 stop6h 13m
Alaska Airlines
Wed 3/42:49 pm
MCI
- EUG
1 stop8h 42m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/8. 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 4/1512:30 am
PDX
- STL
1 stop6h 16m
Delta
Sat 4/185:00 pm
STL
- PDX
1 stop7h 45m
Delta
Deal found 2/8![Delta logo]()
$249
This American Airlines deal was found by Cheapflights users on 2/10. 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 4/612:59 am
PDX
- SGF
1 stop6h 25m
American Airlines
Sat 4/116:05 pm
SGF
- PDX
1 stop7h 52m
American Airlines
Deal found 2/10![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 2/8. 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 4/185:00 am
MFR
- MCI
1 stop5h 48m
United Airlines
Mon 4/207:00 am
MCI
- MFR
1 stop6h 48m
United Airlines
Deal found 2/8![United Airlines logo]()
$262
This CheapOair deal was found by Cheapflights users on 2/8. 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.
Tue 5/1912:00 pm
PDX
- STL
1 stop9h 57m
Alaska Airlines
Wed 6/36:20 pm
STL
- PDX
Nonstop4h 17m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$239
This Delta deal was found by Cheapflights users on 2/9. 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 3/3011:15 pm
PDX
- STL
1 stop8h 31m
Delta
Sat 4/43:05 pm
STL
- PDX
1 stop7h 20m
Delta
Deal found 2/9![Delta logo]()
$249
This United Airlines deal was found by Cheapflights users on 2/8. 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 5/1212:52 pm
MFR
- MCI
1 stop5h 49m
United Airlines
Wed 6/31:50 pm
MCI
- MFR
2 stops11h 10m
United Airlines
Deal found 2/8![United Airlines logo]()
$268
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 3/1310:53 am
PDX
- MCI
Nonstop3h 29m
Alaska Airlines
Fri 3/206:15 am
MCI
- PDX
1 stop6h 18m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 2/8. 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 3/45:55 am
MFR
- MCI
1 stop5h 32m
Delta
Mon 3/98:11 pm
MCI
- MFR
1 stop5h 36m
Delta
Deal found 2/8![Delta logo]()
$262
This American Airlines deal was found by Cheapflights users on 2/11. 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 4/166:22 am
PDX
- SGF
1 stop9h 13m
American Airlines
Mon 4/205:47 pm
SGF
- PDX
1 stop7h 02m
American Airlines
Deal found 2/11![American Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 2/9. 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 6/307:10 am
BOI
- STL
1 stop7h 35m
Southwest
Tue 7/143:05 pm
STL
- BOI
1 stop6h 40m
Southwest
Deal found 2/9![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 2/10. 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 3/101:17 pm
EUG
- STL
1 stop5h 24m
United Airlines
Tue 3/1710:00 am
STL
- EUG
2 stops13h 07m
United Airlines
Deal found 2/10![United Airlines logo]()
$282
Last-minute flights from Oregon to MissouriDiscover last-minute flight deals from Oregon to Missouri. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Missouri. Data last updated February 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 2/2312:57 pm
PDX
- MCI
1 stop7h 43m
United Airlines
Tue 2/249:10 am
MCI
- PDX
1 stop8h 17m
United Airlines
Deal found 2/9![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 2/8. 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 2/252:25 pm
PDX
- MCI
1 stop5h 50m
Southwest
Mon 3/26:40 pm
MCI
- PDX
1 stop6h 20m
Southwest
Deal found 2/8![Southwest logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 3/35:42 am
EUG
- MCI
1 stop6h 13m
Alaska Airlines
Wed 3/42:49 pm
MCI
- EUG
1 stop8h 42m
Alaska Airlines
Deal found 2/8![Alaska Airlines logo]()
$237
This Expedia deal was found by Cheapflights users on 2/9. 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.
Wed 3/43:52 pm
PDX
- MCI
1 stop20h 03m
Alaska Airlines
Sun 3/85:16 pm
MCI
- PDX
Nonstop4h 04m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 2/9. 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 3/45:05 am
PDX
- MCI
1 stop7h 55m
Southwest
Sun 3/85:20 am
MCI
- PDX
1 stop6h 35m
Southwest
Deal found 2/9![Southwest logo]()
$207
This CheapOair deal was found by Cheapflights users on 2/9. 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 3/610:53 am
PDX
- MCI
Nonstop3h 29m
Alaska Airlines
Tue 3/105:16 pm
MCI
- PDX
Nonstop4h 04m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$187
This Delta deal was found by Cheapflights users on 2/10. 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.
Fri 3/65:00 pm
PDX
- MCI
1 stop4h 59m
Delta
Tue 3/107:08 am
MCI
- PDX
1 stop7h 06m
Delta
Deal found 2/10![Delta logo]()
$217
This Southwest deal was found by Cheapflights users on 2/10. 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 3/115:25 am
PDX
- MCI
1 stop6h 05m
Southwest
Wed 3/184:05 pm
MCI
- PDX
1 stop9h 05m
Southwest
Deal found 2/10![Southwest logo]()
$192
This United Airlines deal was found by Cheapflights users on 2/10. 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 3/115:05 am
PDX
- MCI
1 stop5h 49m
United Airlines
Wed 3/186:00 am
MCI
- PDX
2 stops8h 33m
United Airlines
Deal found 2/10![United Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 3/1212:04 pm
PDX
- MCI
1 stop5h 51m
Frontier
Thu 3/198:40 pm
MCI
- PDX
1 stop16h 29m
Frontier
Deal found 2/10![Frontier logo]()
$194
This Delta deal was found by Cheapflights users on 2/8. 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 3/253:00 pm
BOI
- MCI
1 stop7h 03m
Delta
Sat 3/284:02 pm
MCI
- BOI
1 stop6h 07m
Delta
Deal found 2/8![Delta logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 3/272:42 pm
PDX
- MCI
1 stop7h 17m
Alaska Airlines
Tue 3/315:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$237
One-way flights from Oregon to MissouriSearch for one-way flight options from Oregon to Missouri. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Oregon to Missouri. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Fri 5/811:48 am
PDX
- STL
1 stop29h 24m
Frontier
Deal found 2/10![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 5/912:27 pm
PDX
- MCI
1 stop23h 03m
Frontier
Deal found 2/9![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 4/151:48 pm
PDX
- STL
1 stop27h 24m
Frontier
Deal found 2/10![Frontier logo]()
$77
This Trip.com deal was found by Cheapflights users on 2/9. 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 3/812:04 pm
PDX
- STL
1 stop19h 45m
Frontier
Deal found 2/9![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Sun 5/1011:48 am
PDX
- STL
1 stop29h 24m
Frontier
Deal found 2/10![Frontier logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/912:27 pm
PDX
- STL
1 stop28h 45m
Frontier
Deal found 2/10![Frontier logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 5/61:48 pm
PDX
- MCI
1 stop21h 42m
Frontier
Deal found 2/9![Frontier logo]()
$86
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 5/610:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
Deal found 2/9![Alaska Airlines logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Sun 3/812:04 pm
PDX
- MCI
1 stop29h 49m
Frontier
Deal found 2/11![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Fri 5/811:48 am
PDX
- MCI
1 stop24h 18m
Frontier
Deal found 2/9![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Fri 3/1312:04 pm
PDX
- MCI
1 stop5h 51m
Frontier
Deal found 2/11![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 5/131:48 pm
PDX
- STL
1 stop27h 24m
Frontier
Deal found 2/10![Frontier logo]()
$97
Find flight deals from Oregon to Missouri
Keep the following information in mind while searching for Oregon to Missouri flight deals. Data was last updated February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Kiwi.com) |
One-way from | $66 (Kiwi.com) |
Popular in | March |
Cheapest in | November |
Average price | $376 |
Good round-trip deal | $237 or less |
Good one-way deal | $98 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Oregon to Missouri 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 February 11, 2026.
Use the filters below to find and compare flights from Oregon to Missouri that are best for you.
Fly from
Oregon
Fly to
Missouri
Route
Depart
Return
Price
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Sat 5/2
10:45 am-4:17 pm
Nonstop3h 32m
Kansas City
Thu 5/7
5:11 pm-7:03 pm
Nonstop3h 52m
$187
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Wed 3/11
5:25 am-1:30 pm
1 stop6h 05m
Kansas City
Wed 3/18
4:05 pm-11:10 pm
1 stop9h 05m
$192
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Wed 4/15
5:00 am-12:52 pm
1 stop5h 52m
Kansas City
Wed 4/22
6:30 am-12:34 pm
1 stop8h 04m
$212
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Fri 4/10
11:55 pm-9:25 am
1 stop7h 30m
Kansas City
Mon 4/13
8:20 pm-12:55 am
1 stop6h 35m
$217
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Tue 3/24
11:59 pm-10:36 am
1 stop8h 37m
Kansas City
Tue 3/31
6:00 am-9:48 am
1 stop5h 48m
$217
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
Thu 5/21
11:18 am-5:06 pm
Nonstop3h 48m
Lambert-St Louis
Tue 5/26
6:20 pm-8:37 pm
Nonstop4h 17m
$229
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
Thu 5/21
11:18 am-5:06 pm
Nonstop3h 48m
Lambert-St Louis
Wed 5/27
6:20 pm-8:37 pm
Nonstop4h 17m
$229
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
Wed 3/4
5:24 pm-11:07 pm
1 stop4h 43m
Kansas City
Sat 3/7
6:00 am-10:06 am
1 stop5h 06m
$237
PortlandKansas City
PDX - MCI
PDXMCI
Portland
Fri 3/27
2:42 pm-11:59 pm
1 stop7h 17m
Kansas City
Tue 3/31
5:50 pm-7:41 pm
Nonstop3h 51m
$237
EugeneKansas City
EUG - MCI
EUGMCI
Eugene
Tue 3/3
5:42 am-1:55 pm
1 stop6h 13m
Kansas City
Wed 3/4
2:49 pm-9:31 pm
1 stop8h 42m
$237
Showing 1-10 of 60 results
Best time to book a flight from Oregon to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Oregon with our price prediction graph.
PDX-MCI
BOI-MCI
EUG-MCI
PDX-STL
BOI-STL
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 Oregon to Missouri
USOR-USMO
PDX-MCI
BOI-MCI
EUG-MCI
PDX-STL
What is the cheapest month to book a flight from Oregon to Missouri?
Currently, October is the cheapest month in which you can book a flight from Oregon to Missouri (average of $133). Flying from Oregon to Missouri in June is currently the most expensive (average of $230). 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 OR to MO?
Find hourly flight availability from Oregon to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 11, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Missouri as you normally would.
Reviews of airlines servicing Missouri
Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated February 11, 2026.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Oregon to Missouri. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
8.0
Food
7.1
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Oregon to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Oregon to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Missouri by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oregon to Missouri by cabin class
Find flights from Oregon to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oregon and Missouri flights
Browse other Oregon and Missouri flight options. Last updated on February 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Missouri
Find the right flight back to Oregon after your stay in Missouri
Oregon to Missouri flights
Consider these flights traveling from Oregon to Missouri.
Top 7 airlines flying from Oregon to Missouri
Discover the top 7 airlines that operate flights from Oregon to Missouri. 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$151 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$172 | Average$430 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$193 | Average$347 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$199 | Average$495 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$207 | Average$419 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$450 | FlexibilityNo cancel fee | On-time71% |