$84+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
apr 16 — apr 231
Round-trip
1 adult, Economy
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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
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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 mars 17, 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 mars 17, 2026.
This Frontier deal was found by Cheapflights users on 3/16. 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.
tors 4/912:03 pm
BOI
- MCI
1 stop6h 58m
Frontier
lör 4/182:51 pm
MCI
- BOI
1 stop21h 17m
Frontier
Deal found 3/16![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 3/14. 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.
lör 5/212:27 pm
PDX
- MCI
1 stop23h 03m
Frontier
ons 5/62:34 pm
MCI
- PDX
1 stop28h 12m
Frontier
Deal found 3/14![Frontier logo]()
$213
This CheapOair deal was found by Cheapflights users on 3/12. 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.
tis 4/711:30 am
PDX
- MCI
Nonstop3h 26m
Alaska Airlines
ons 4/155:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 3/13. 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.
ons 4/221:23 pm
PDX
- STL
1 stop8h 23m
American Airlines
lör 4/255:21 pm
STL
- PDX
1 stop7h 36m
American Airlines
Deal found 3/13![American Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
fre 4/1011:58 am
PDX
- STL
1 stop19h 50m
Frontier
fre 4/178:06 pm
STL
- PDX
1 stop17h 36m
Frontier
Deal found 3/13![Frontier logo]()
$223
This Expedia deal was found by Cheapflights users on 3/12. 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.
tis 4/79:00 am
PDX
- MCI
1 stop12h 59m
Alaska Airlines
ons 4/85:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 3/12. 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.
tis 4/77:15 am
PDX
- MCI
1 stop9h 08m
United Airlines
ons 4/155:18 pm
MCI
- PDX
1 stop5h 56m
United Airlines
Deal found 3/12![United Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
fre 4/1711:48 am
PDX
- MCI
1 stop24h 18m
Frontier
lör 4/252:51 pm
MCI
- PDX
1 stop21h 29m
Frontier
Deal found 3/12![Frontier logo]()
$233
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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.
tis 4/2810:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
ons 4/295:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$237
This American Airlines deal was found by Cheapflights users on 3/13. 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.
tors 4/163:16 pm
PDX
- STL
1 stop6h 30m
American Airlines
lör 4/185:21 pm
STL
- PDX
1 stop8h 36m
American Airlines
Deal found 3/13![American Airlines logo]()
$237
This Expedia deal was found by Cheapflights users on 3/12. 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.
tors 4/91:35 pm
PDX
- STL
1 stop8h 24m
Multiple Airlines
tors 4/169:55 pm
STL
- PDX
1 stop13h 04m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$239
This Southwest deal was found by Cheapflights users on 3/12. 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.
tis 4/711:00 am
PDX
- MCI
1 stop6h 00m
Southwest
ons 4/1510:25 am
MCI
- PDX
2 stops12h 20m
Southwest
Deal found 3/12![Southwest logo]()
$242
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 mars 17, 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 mars 17, 2026.
This American Airlines deal was found by Cheapflights users on 3/11. 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.
tors 4/1611:47 pm
PDX
- STL
1 stop6h 37m
American Airlines
lör 4/185:21 pm
STL
- PDX
1 stop7h 36m
American Airlines
Deal found 3/11![American Airlines logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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.
tis 4/2810:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
ons 4/292:58 pm
MCI
- PDX
1 stop6h 36m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 3/12. 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.
ons 4/227:32 pm
PDX
- MCI
2 stops12h 17m
Delta
tis 4/287:42 am
MCI
- PDX
1 stop9h 11m
Delta
Deal found 3/12![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 3/12. 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.
tis 4/75:29 pm
BOI
- MCI
1 stop5h 03m
United Airlines
tis 4/146:00 am
MCI
- BOI
1 stop4h 54m
United Airlines
Deal found 3/12![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 3/15. 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.
tis 4/284:05 pm
BOI
- MCI
1 stop5h 20m
Southwest
tis 5/53:40 pm
MCI
- BOI
2 stops8h 40m
Southwest
Deal found 3/15![Southwest logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
tis 4/141:35 pm
PDX
- STL
1 stop8h 24m
Alaska Airlines
ons 4/157:00 am
STL
- PDX
1 stop7h 35m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 3/16. 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.
tis 4/2111:35 pm
BOI
- STL
1 stop7h 55m
Delta
tis 4/286:45 pm
STL
- BOI
1 stop6h 12m
Delta
Deal found 3/16![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tors 4/1611:59 pm
PDX
- STL
1 stop6h 26m
United Airlines
lör 4/188:54 am
STL
- PDX
2 stops9h 39m
United Airlines
Deal found 3/11![United Airlines logo]()
$278
This Southwest deal was found by Cheapflights users on 3/13. 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.
ons 5/136:30 am
PDX
- MCI
1 stop7h 20m
Southwest
sön 5/179:05 pm
MCI
- PDX
1 stop6h 20m
Southwest
Deal found 3/13![Southwest logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
ons 4/158:01 am
EUG
- MCI
1 stop13h 58m
Alaska Airlines
lör 4/186:15 am
MCI
- EUG
1 stop8h 15m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 3/12. 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.
tis 4/75:15 am
EUG
- STL
1 stop6h 02m
Delta
tis 5/127:59 pm
STL
- EUG
1 stop5h 44m
Delta
Deal found 3/12![Delta logo]()
$277
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons 8/54:15 pm
PDX
- STL
1 stop5h 42m
United Airlines
mån 8/107:23 pm
STL
- PDX
1 stop7h 27m
United Airlines
Deal found 3/11![United Airlines logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
ons 4/157:50 pm
MFR
- MCI
1 stop26h 09m
Alaska Airlines
lör 4/186:15 am
MCI
- MFR
1 stop19h 44m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 3/12. 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.
lör 5/91:45 pm
PDX
- MCI
1 stop8h 14m
Delta
fre 5/154:10 pm
MCI
- PDX
1 stop8h 51m
Delta
Deal found 3/12![Delta logo]()
$283
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
tis 4/142:22 pm
BOI
- STL
1 stop8h 37m
Alaska Airlines
ons 4/157:00 am
STL
- BOI
1 stop9h 29m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 3/16. 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.
ons 4/155:30 am
EUG
- MCI
2 stops7h 20m
Southwest
mån 4/207:00 pm
MCI
- EUG
1 stop5h 45m
Southwest
Deal found 3/16![Southwest logo]()
$340
This Delta deal was found by Cheapflights users on 3/12. 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.
ons 4/226:05 pm
PDX
- STL
2 stops13h 37m
Delta
tis 4/286:45 pm
STL
- PDX
1 stop7h 08m
Delta
Deal found 3/12![Delta logo]()
$296
This United Airlines deal was found by Cheapflights users on 3/12. 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.
mån 4/612:30 pm
BOI
- MCI
1 stop8h 59m
United Airlines
mån 4/134:06 pm
MCI
- BOI
1 stop6h 57m
United Airlines
Deal found 3/12![United Airlines logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 3/14. 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.
lör 4/2510:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
lör 5/22:58 pm
MCI
- PDX
1 stop6h 36m
Alaska Airlines
Deal found 3/14![Alaska Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 3/12. 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.
tis 4/216:05 pm
PDX
- STL
2 stops13h 37m
Delta
ons 4/296:45 pm
STL
- PDX
1 stop7h 08m
Delta
Deal found 3/12![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 3/16. 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.
tis 5/53:15 pm
BOI
- MCI
1 stop6h 20m
Southwest
sön 5/106:40 pm
MCI
- BOI
1 stop7h 45m
Southwest
Deal found 3/16![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 3/12. 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.
ons 4/11:20 pm
RDM
- MCI
2 stops8h 12m
United Airlines
lör 4/119:00 am
MCI
- RDM
1 stop5h 56m
United Airlines
Deal found 3/12![United Airlines logo]()
$333
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
ons 4/156:00 am
BOI
- MCI
1 stop6h 29m
Alaska Airlines
lör 4/186:15 am
MCI
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 3/16. 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.
fre 5/2912:40 am
PDX
- SGF
1 stop7h 50m
American Airlines
sön 6/72:23 pm
SGF
- PDX
1 stop9h 28m
American Airlines
Deal found 3/16![American Airlines logo]()
$474
This Delta deal was found by Cheapflights users on 3/12. 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.
ons 4/225:30 am
PDX
- STL
2 stops16h 55m
Delta
ons 4/296:45 pm
STL
- PDX
1 stop7h 08m
Delta
Deal found 3/12![Delta logo]()
$296
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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.
ons 4/151:23 pm
RDM
- MCI
1 stop8h 36m
Alaska Airlines
lör 4/186:15 am
MCI
- RDM
1 stop8h 14m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 3/12. 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.
lör 4/186:00 am
EUG
- STL
1 stop8h 30m
Southwest
tors 4/236:45 pm
STL
- EUG
1 stop6h 00m
Southwest
Deal found 3/12![Southwest logo]()
$372
This United Airlines deal was found by Cheapflights users on 3/12. 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.
tors 4/92:30 pm
PDX
- SGF
1 stop8h 06m
United Airlines
tors 4/165:07 pm
SGF
- PDX
1 stop7h 47m
United Airlines
Deal found 3/12![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 3/14. 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.
lör 4/2511:35 am
RDM
- MCI
2 stops10h 22m
Delta
ons 5/67:59 pm
MCI
- RDM
1 stop5h 48m
Delta
Deal found 3/14![Delta logo]()
$302
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
lör 5/910:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
fre 5/155:52 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$287
Last-minute flights from Oregon to MissouriDiscover last-minute flight deals from Oregon to Missouri. Data last updated mars 17, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Missouri. Data last updated mars 17, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons 4/111:30 am
PDX
- MCI
Nonstop3h 26m
Alaska Airlines
ons 4/85:50 pm
MCI
- PDX
Nonstop3h 51m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 3/12. 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.
tis 4/77:15 am
PDX
- MCI
1 stop9h 08m
United Airlines
ons 4/155:18 pm
MCI
- PDX
1 stop5h 56m
United Airlines
Deal found 3/12![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 3/12. 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.
tis 4/711:00 am
PDX
- MCI
1 stop6h 00m
Southwest
ons 4/1510:25 am
MCI
- PDX
2 stops12h 20m
Southwest
Deal found 3/12![Southwest logo]()
$242
This Frontier deal was found by Cheapflights users on 3/16. 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.
tors 4/912:03 pm
BOI
- MCI
1 stop6h 58m
Frontier
lör 4/182:51 pm
MCI
- BOI
1 stop21h 17m
Frontier
Deal found 3/16![Frontier logo]()
$200
This Expedia deal was found by Cheapflights users on 3/12. 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.
tors 4/91:35 pm
PDX
- STL
1 stop8h 24m
Multiple Airlines
tors 4/169:55 pm
STL
- PDX
1 stop13h 04m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
fre 4/1011:58 am
PDX
- STL
1 stop19h 50m
Frontier
fre 4/178:06 pm
STL
- PDX
1 stop17h 36m
Frontier
Deal found 3/13![Frontier logo]()
$223
This American Airlines deal was found by Cheapflights users on 3/13. 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.
tors 4/163:16 pm
PDX
- STL
1 stop6h 30m
American Airlines
lör 4/185:21 pm
STL
- PDX
1 stop8h 36m
American Airlines
Deal found 3/13![American Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
fre 4/1711:48 am
PDX
- MCI
1 stop24h 18m
Frontier
lör 4/252:51 pm
MCI
- PDX
1 stop21h 29m
Frontier
Deal found 3/12![Frontier logo]()
$233
This American Airlines deal was found by Cheapflights users on 3/13. 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.
ons 4/221:23 pm
PDX
- STL
1 stop8h 23m
American Airlines
lör 4/255:21 pm
STL
- PDX
1 stop7h 36m
American Airlines
Deal found 3/13![American Airlines logo]()
$217
This Alaska Airlines deal was found by Cheapflights users on 3/12. 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.
lör 4/258:45 am
PDX
- MCI
1 stop13h 14m
Alaska Airlines
lör 5/25:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 3/13. 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.
lör 4/2510:45 am
PDX
- MCI
Nonstop3h 32m
Alaska Airlines
ons 4/295:11 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons 4/2911:15 am
PDX
- MCI
1 stop7h 35m
Southwest
tis 5/57:00 am
MCI
- PDX
1 stop7h 55m
Southwest
Deal found 3/11![Southwest logo]()
$181
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 mars 17, 2026.
Search for one-way flight options from Oregon to Missouri. Find affordable one-way fares based on user searches. Data last updated mars 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
ons 4/1512:28 pm
PDX
- STL
1 stop28h 53m
Frontier
Deal found 3/12![Frontier logo]()
$84
This American Airlines deal was found by Cheapflights users on 3/11. 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.
mån 5/412:59 am
PDX
- MCI
1 stop7h 16m
American Airlines
Deal found 3/11![American Airlines logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 3/13. 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.
fre 4/1011:58 am
PDX
- STL
1 stop19h 50m
Frontier
Deal found 3/13![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
fre 4/1011:58 am
PDX
- MCI
1 stop30h 00m
Frontier
Deal found 3/11![Frontier logo]()
$95
This CheapOair deal was found by Cheapflights users on 3/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 4/711:30 am
PDX
- MCI
Nonstop3h 26m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$109
This American Airlines deal was found by Cheapflights users on 3/15. 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.
tis 4/2811:47 pm
PDX
- STL
1 stop6h 37m
American Airlines
Deal found 3/15![American Airlines logo]()
$109
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 4/77:15 am
PDX
- MCI
1 stop9h 08m
United Airlines
Deal found 3/11![United Airlines logo]()
$114
This Gotogate deal was found by Cheapflights users on 3/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sön 5/316:19 pm
PDX
- STL
1 stop24h 07m
Frontier
Deal found 3/15![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
fre 4/1711:48 am
PDX
- MCI
1 stop24h 18m
Frontier
Deal found 3/16![Frontier logo]()
$117
This Delta deal was found by Cheapflights users on 3/11. 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.
tis 4/145:45 am
PDX
- MCI
1 stop5h 35m
Delta
Deal found 3/11![Delta logo]()
$119
This Delta deal was found by Cheapflights users on 3/12. 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.
tis 4/1411:15 pm
PDX
- STL
1 stop8h 27m
Delta
Deal found 3/12![Delta logo]()
$119
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tis 5/55:30 am
PDX
- MCI
2 stops8h 45m
United Airlines
Deal found 3/11![United Airlines logo]()
$121
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 mars 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $181 (Southwest) |
One-way from | $84 (Kiwi.com) |
Popular in | March |
Cheapest in | November |
Average price | $480 |
Good round-trip deal | $213 or less |
Good one-way deal | $128 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 mars 17, 2026.
Use the filters below to find and compare flights from Oregon to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
tors 4/16
11:47 pm-8:24 am
1 stop6h 37m
Lambert-St Louis
lör 4/18
5:21 pm-10:57 pm
1 stop7h 36m
$237
PortlandKansas City
PDX - MCI
PDXMCI
Portland
tis 4/28
10:45 am-4:17 pm
Nonstop3h 32m
Kansas City
ons 4/29
2:58 pm-7:34 pm
1 stop6h 36m
$247
PortlandSt. Louis
PDX - STL
PDXSTL
Portland
tis 4/14
1:35 pm-11:59 pm
1 stop8h 24m
Lambert-St Louis
ons 4/15
7:00 am-12:35 pm
1 stop7h 35m
$257
EugeneKansas City
EUG - MCI
EUGMCI
Eugene
ons 4/15
8:01 am-11:59 pm
1 stop13h 58m
Kansas City
lör 4/18
6:15 am-12:30 pm
1 stop8h 15m
$267
MedfordKansas City
MFR - MCI
MFRMCI
Medford
ons 4/15
7:50 pm-11:59 pm
1 stop26h 09m
Kansas City
lör 4/18
6:15 am-11:59 pm
1 stop19h 44m
$267
PortlandKansas City
PDX - MCI
PDXMCI
Portland
ons 4/22
7:32 pm-9:49 am
2 stops12h 17m
Kansas City
tis 4/28
7:42 am-2:53 pm
1 stop9h 11m
$272
BoiseKansas City
BOI - MCI
BOIMCI
Boise Air Term. Gowen Fld
tis 4/7
5:29 pm-11:32 pm
1 stop5h 03m
Kansas City
tis 4/14
6:00 am-9:54 am
1 stop4h 54m
$277
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
tis 4/21
11:35 pm-8:30 am
1 stop7h 55m
Lambert-St Louis
tis 4/28
6:45 pm-11:57 pm
1 stop6h 12m
$277
EugeneSt. Louis
EUG - STL
EUGSTL
Eugene
tis 4/7
5:15 am-1:17 pm
1 stop6h 02m
Lambert-St Louis
tis 5/12
7:59 pm-11:43 pm
1 stop5h 44m
$277
BoiseSt. Louis
BOI - STL
BOISTL
Boise Air Term. Gowen Fld
tis 4/14
2:22 pm-11:59 pm
1 stop8h 37m
Lambert-St Louis
ons 4/15
7:00 am-3:29 pm
1 stop9h 29m
$277
Showing 1-10 of 60 resultsSorted by cheapest first
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
PDX-STL
BOI-STL
EUG-MCI
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
PDX-STL
BOI-STL
What is the cheapest month to book a flight from Oregon to Missouri?
Currently, February is the cheapest month in which you can book a flight from Oregon to Missouri (average of $98). Flying from Oregon to Missouri in June is currently the most expensive (average of $229). 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 mars 17, 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 mars 17, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Oregon to Missouri. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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 mars 17, 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 mars 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$241 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$392 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$428 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$347 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$199 | Average$485 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$207 | Average$410 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$447 | FlexibilityNo cancel fee | On-time71% |