$90+ Cheap flights from Missouri to Portland (PDX)
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — PDX
ago. 11 — ago. 181
Round-trip
1 adult, Economy
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Cheapest flights from Missouri to PortlandExplore the most affordable flight options available from Missouri to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 12, 2026.
Explore the most affordable flight options available from Missouri to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 12, 2026.
This Southwest deal was found by Cheapflights users on 7/7. 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.
jue. 8/134:00 pm
MCI
- PDX
1 stop9h 15m
Southwest
lun. 8/1711:30 pm
PDX
- MCI
1 stop7h 10m
Southwest
Deal found 7/7![Southwest logo]()
$218
This Delta deal was found by Cheapflights users on 7/9. 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.
vie. 10/307:00 pm
STL
- PDX
1 stop6h 47m
Delta
sáb. 11/76:00 am
PDX
- STL
1 stop6h 45m
Delta
Deal found 7/9![Delta logo]()
$238
This Southwest deal was found by Cheapflights users on 7/9. 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.
mié. 8/1911:55 am
STL
- PDX
2 stops11h 25m
Southwest
sáb. 8/229:00 am
PDX
- STL
1 stop7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$240
This Southwest deal was found by Cheapflights users on 7/10. 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.
vie. 8/2811:50 am
STL
- PDX
2 stops9h 30m
Southwest
lun. 8/3111:30 pm
PDX
- STL
1 stop8h 05m
Southwest
Deal found 7/10![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 7/7. 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.
mar. 9/11:00 pm
MCI
- PDX
1 stop8h 00m
Southwest
vie. 9/411:30 pm
PDX
- MCI
1 stop7h 45m
Southwest
Deal found 7/7![Southwest logo]()
$245
This CheapOair deal was found by Cheapflights users on 7/9. 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.
jue. 8/67:10 pm
STL
- PDX
1 stop23h 44m
Frontier
mié. 8/125:21 pm
PDX
- STL
1 stop24h 02m
Frontier
Deal found 7/9![Frontier logo]()
$250
This Southwest deal was found by Cheapflights users on 7/7. 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.
dom. 9/610:30 am
STL
- PDX
Nonstop4h 10m
Southwest
sáb. 9/121:35 pm
PDX
- STL
1 stop6h 45m
Southwest
Deal found 7/7![Southwest logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
mar. 8/118:08 pm
STL
- PDX
1 stop22h 28m
Frontier
mar. 8/185:56 pm
PDX
- STL
2 stops45h 26m
Frontier
Deal found 7/9![Frontier logo]()
$256
This Southwest deal was found by Cheapflights users on 7/10. 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.
sáb. 9/53:00 pm
STL
- PDX
2 stops8h 20m
Southwest
jue. 9/105:35 am
PDX
- STL
2 stops10h 25m
Southwest
Deal found 7/10![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 7/10. 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.
sáb. 8/158:30 am
STL
- PDX
1 stop13h 30m
Southwest
sáb. 8/229:45 am
PDX
- STL
Nonstop3h 45m
Southwest
Deal found 7/10![Southwest logo]()
$260
This CheapOair deal was found by Cheapflights users on 7/7. 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.
jue. 8/64:32 pm
MCI
- PDX
1 stop26h 22m
Frontier
dom. 8/96:49 pm
PDX
- MCI
1 stop18h 58m
Frontier
Deal found 7/7![Frontier logo]()
$260
This Southwest deal was found by Cheapflights users on 7/8. 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.
vie. 10/166:10 pm
STL
- PDX
1 stop8h 00m
Southwest
mar. 10/208:35 am
PDX
- STL
2 stops7h 10m
Southwest
Deal found 7/8![Southwest logo]()
$261
Best flights from Missouri to PortlandDiscover carefully curated flight deals from Missouri to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 12, 2026.
Discover carefully curated flight deals from Missouri to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 12, 2026.
This Southwest deal was found by Cheapflights users on 7/10. 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.
mié. 11/115:30 am
STL
- PDX
1 stop6h 50m
Southwest
lun. 11/166:40 am
PDX
- STL
2 stops12h 20m
Southwest
Deal found 7/10![Southwest logo]()
$240
This United Airlines deal was found by Cheapflights users on 7/10. 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.
mié. 8/57:23 pm
STL
- PDX
1 stop7h 27m
United Airlines
mié. 8/127:16 am
PDX
- STL
1 stop6h 22m
United Airlines
Deal found 7/10![United Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/126:08 pm
STL
- PDX
Nonstop4h 12m
Alaska Airlines
sáb. 9/1911:16 am
PDX
- STL
Nonstop3h 54m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 7/10. 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.
mar. 7/284:04 pm
MCI
- PDX
1 stop6h 11m
Delta
lun. 8/35:08 pm
PDX
- MCI
1 stop5h 05m
Delta
Deal found 7/10![Delta logo]()
$329
This American Airlines deal was found by Cheapflights users on 7/11. 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.
jue. 11/126:24 pm
COU
- PDX
1 stop7h 35m
American Airlines
dom. 11/1510:55 pm
PDX
- COU
1 stop9h 03m
American Airlines
Deal found 7/11![American Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 7/10. 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.
mié. 8/55:35 am
STL
- PDX
2 stops11h 50m
Southwest
mié. 8/125:50 am
PDX
- STL
1 stop10h 00m
Southwest
Deal found 7/10![Southwest logo]()
$281
This Southwest deal was found by Cheapflights users on 7/8. 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.
vie. 8/286:05 am
STL
- PDX
2 stops10h 55m
Southwest
dom. 8/3011:30 pm
PDX
- STL
1 stop9h 00m
Southwest
Deal found 7/8![Southwest logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
mié. 9/232:53 pm
MCI
- PDX
Nonstop3h 52m
Alaska Airlines
dom. 9/277:03 am
PDX
- MCI
Nonstop3h 35m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 7/8. 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.
vie. 11/203:45 pm
MCI
- PDX
1 stop8h 41m
Delta
mar. 11/246:15 am
PDX
- MCI
1 stop6h 26m
Delta
Deal found 7/8![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 7/9. 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.
mié. 8/195:30 am
SGF
- PDX
2 stops8h 30m
United Airlines
mar. 8/254:05 pm
PDX
- SGF
1 stop5h 37m
United Airlines
Deal found 7/9![United Airlines logo]()
$336
This Booking.com deal was found by Cheapflights users on 7/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/812:40 pm
TBN
- PDX
1 stop9h 09m
Multiple Airlines
vie. 8/148:19 am
PDX
- TBN
2 stops25h 51m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$700
This Southwest deal was found by Cheapflights users on 7/8. 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.
mié. 9/3012:20 pm
STL
- PDX
2 stops9h 30m
Southwest
lun. 10/511:35 pm
PDX
- STL
1 stop7h 40m
Southwest
Deal found 7/8![Southwest logo]()
$299
This United Airlines deal was found by Cheapflights users on 7/11. 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.
sáb. 10/104:49 pm
STL
- PDX
1 stop6h 21m
United Airlines
sáb. 10/1711:59 pm
PDX
- STL
1 stop8h 11m
United Airlines
Deal found 7/11![United Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 7/11. 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.
mié. 10/76:12 pm
MCI
- PDX
Nonstop3h 58m
Alaska Airlines
lun. 10/129:28 am
PDX
- MCI
1 stop12h 31m
Alaska Airlines
Deal found 7/11![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 7/8. 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.
vie. 8/72:32 pm
STL
- PDX
1 stop5h 33m
Delta
vie. 8/712:35 am
PDX
- STL
1 stop7h 48m
Delta
Deal found 7/8![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/7. 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.
mié. 9/99:00 am
COU
- PDX
1 stop8h 05m
United Airlines
sáb. 9/1210:50 am
PDX
- COU
1 stop8h 09m
United Airlines
Deal found 7/7![United Airlines logo]()
$338
This Alaska Airlines deal was found by Cheapflights users on 7/7. 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.
mar. 8/256:35 am
STL
- PDX
1 stop8h 35m
Alaska Airlines
mié. 8/2611:16 am
PDX
- STL
Nonstop3h 54m
Alaska Airlines
Deal found 7/7![Alaska Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 7/11. 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.
vie. 7/247:00 am
MCI
- PDX
1 stop5h 35m
Delta
mar. 7/285:14 pm
PDX
- MCI
1 stop4h 59m
Delta
Deal found 7/11![Delta logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/10. 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.
vie. 9/253:05 pm
SGF
- PDX
1 stop9h 16m
United Airlines
sáb. 9/264:07 pm
PDX
- SGF
1 stop5h 35m
United Airlines
Deal found 7/10![United Airlines logo]()
$346
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/286:29 am
STL
- PDX
1 stop9h 08m
Alaska Airlines
mié. 9/3011:16 am
PDX
- STL
Nonstop3h 54m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 7/8. 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.
mié. 8/57:05 am
MCI
- PDX
2 stops10h 20m
Southwest
dom. 8/98:00 pm
PDX
- MCI
1 stop10h 35m
Southwest
Deal found 7/8![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/8. 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.
mié. 8/126:00 am
MCI
- PDX
2 stops10h 47m
United Airlines
mié. 8/195:00 am
PDX
- MCI
1 stop5h 37m
United Airlines
Deal found 7/8![United Airlines logo]()
$367
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
mié. 8/125:50 pm
MCI
- PDX
Nonstop3h 56m
Alaska Airlines
sáb. 8/1511:30 am
PDX
- MCI
Nonstop3h 23m
Alaska Airlines
Deal found 7/9![Alaska Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 7/10. 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.
dom. 9/67:30 am
MCI
- PDX
2 stops12h 20m
United Airlines
mié. 9/95:30 am
PDX
- MCI
1 stop7h 03m
United Airlines
Deal found 7/10![United Airlines logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/126:02 am
MCI
- PDX
2 stops16h 47m
Alaska Airlines
mié. 8/191:59 pm
PDX
- MCI
1 stop8h 00m
Alaska Airlines
Deal found 7/10![Alaska Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 7/7. 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.
mié. 9/235:30 am
SGF
- PDX
2 stops8h 30m
United Airlines
dom. 9/275:00 am
PDX
- SGF
1 stop5h 56m
United Airlines
Deal found 7/7![United Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 7/10. 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.
mar. 10/66:15 am
SGF
- PDX
1 stop7h 46m
United Airlines
sáb. 10/104:07 pm
PDX
- SGF
1 stop5h 35m
United Airlines
Deal found 7/10![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 7/11. 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.
sáb. 10/318:00 am
COU
- PDX
2 stops12h 29m
United Airlines
jue. 11/57:00 am
PDX
- COU
1 stop8h 23m
United Airlines
Deal found 7/11![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 7/10. 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.
mar. 12/83:10 pm
SGF
- PDX
1 stop10h 01m
United Airlines
sáb. 12/127:49 pm
PDX
- SGF
2 stops12h 45m
United Airlines
Deal found 7/10![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 7/10. 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.
lun. 8/176:15 am
COU
- PDX
1 stop7h 13m
United Airlines
lun. 8/247:15 pm
PDX
- COU
2 stops13h 01m
United Airlines
Deal found 7/10![United Airlines logo]()
$444
Last-minute flights from Missouri to PortlandDiscover last-minute flight deals from Missouri to Portland. Data last updated julio 12, 2026 and is based on user searches.
Discover last-minute flight deals from Missouri to Portland. Data last updated julio 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/8. 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.
lun. 8/35:34 pm
STL
- PDX
1 stop7h 46m
Delta
mié. 8/55:08 pm
PDX
- STL
1 stop5h 33m
Delta
Deal found 7/8![Delta logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
lun. 8/34:57 pm
STL
- PDX
2 stops25h 34m
Frontier
mié. 8/125:21 pm
PDX
- STL
1 stop24h 02m
Frontier
Deal found 7/9![Frontier logo]()
$267
This CheapOair deal was found by Cheapflights users on 7/9. 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.
jue. 8/67:10 pm
STL
- PDX
1 stop23h 44m
Frontier
mié. 8/125:21 pm
PDX
- STL
1 stop24h 02m
Frontier
Deal found 7/9![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 7/7. 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.
jue. 8/64:32 pm
MCI
- PDX
1 stop26h 22m
Frontier
dom. 8/96:49 pm
PDX
- MCI
1 stop18h 58m
Frontier
Deal found 7/7![Frontier logo]()
$260
This Delta deal was found by Cheapflights users on 7/7. 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.
jue. 8/67:45 pm
STL
- PDX
1 stop5h 54m
Delta
lun. 8/1012:35 am
PDX
- STL
1 stop7h 48m
Delta
Deal found 7/7![Delta logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
mar. 8/118:08 pm
STL
- PDX
1 stop22h 28m
Frontier
mar. 8/185:56 pm
PDX
- STL
2 stops45h 26m
Frontier
Deal found 7/9![Frontier logo]()
$256
This Southwest deal was found by Cheapflights users on 7/7. 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.
jue. 8/134:00 pm
MCI
- PDX
1 stop9h 15m
Southwest
lun. 8/1711:30 pm
PDX
- MCI
1 stop7h 10m
Southwest
Deal found 7/7![Southwest logo]()
$218
This Southwest deal was found by Cheapflights users on 7/10. 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.
sáb. 8/158:30 am
STL
- PDX
1 stop13h 30m
Southwest
sáb. 8/229:45 am
PDX
- STL
Nonstop3h 45m
Southwest
Deal found 7/10![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 7/7. 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.
dom. 8/168:00 pm
MCI
- PDX
Nonstop3h 35m
Southwest
jue. 8/2712:40 pm
PDX
- MCI
1 stop9h 05m
Southwest
Deal found 7/7![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 7/9. 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.
mié. 8/1911:55 am
STL
- PDX
2 stops11h 25m
Southwest
sáb. 8/229:00 am
PDX
- STL
1 stop7h 25m
Southwest
Deal found 7/9![Southwest logo]()
$240
This Trip.com deal was found by Cheapflights users on 7/9. 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.
dom. 8/237:58 pm
STL
- PDX
1 stop23h 13m
Frontier
dom. 8/301:47 pm
PDX
- STL
1 stop26h 03m
Frontier
Deal found 7/9![Frontier logo]()
$263
This Southwest deal was found by Cheapflights users on 7/10. 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.
vie. 8/286:00 pm
STL
- PDX
1 stop7h 15m
Southwest
lun. 8/3111:30 pm
PDX
- STL
1 stop8h 05m
Southwest
Deal found 7/10![Southwest logo]()
$238
One-way flights from Missouri to PortlandSearch for one-way flight options from Missouri to Portland. Find affordable one-way fares based on user searches. Data last updated julio 12, 2026.
Search for one-way flight options from Missouri to Portland. Find affordable one-way fares based on user searches. Data last updated julio 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
mar. 8/111:45 pm
MCI
- PDX
1 stop28h 51m
Frontier
Deal found 7/10![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
mar. 10/62:17 pm
MCI
- PDX
1 stop26h 10m
Frontier
Deal found 7/9![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
lun. 10/52:17 pm
MCI
- PDX
1 stop26h 10m
Frontier
Deal found 7/9![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
mié. 8/121:45 pm
MCI
- PDX
1 stop29h 06m
Frontier
Deal found 7/7![Frontier logo]()
$93
This Southwest deal was found by Cheapflights users on 7/7. 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.
sáb. 9/51:35 pm
MCI
- PDX
Nonstop3h 35m
Southwest
Deal found 7/7![Southwest logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
vie. 9/112:17 pm
MCI
- PDX
1 stop28h 18m
Frontier
Deal found 7/9![Frontier logo]()
$100
This United Airlines deal was found by Cheapflights users on 7/8. 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.
mar. 10/612:20 pm
STL
- PDX
1 stop11h 07m
United Airlines
Deal found 7/8![United Airlines logo]()
$101
This United Airlines deal was found by Cheapflights users on 7/8. 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.
mar. 10/66:19 am
MCI
- PDX
1 stop7h 42m
United Airlines
Deal found 7/8![United Airlines logo]()
$104
This Delta deal was found by Cheapflights users on 7/9. 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.
sáb. 9/55:00 pm
STL
- PDX
1 stop7h 38m
Delta
Deal found 7/9![Delta logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/101:45 pm
MCI
- PDX
1 stop28h 46m
Frontier
Deal found 7/8![Frontier logo]()
$108
This Delta deal was found by Cheapflights users on 7/8. 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.
mar. 9/87:05 am
MCI
- PDX
1 stop5h 35m
Delta
Deal found 7/8![Delta logo]()
$109
This Southwest deal was found by Cheapflights users on 7/9. 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.
mar. 8/1112:20 pm
STL
- PDX
2 stops9h 30m
Southwest
Deal found 7/9![Southwest logo]()
$111
Find flight deals from Missouri to Portland
Keep the following information in mind while searching for Missouri to Portland flight deals. Data was last updated julio 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (Southwest) |
One-way from | $90 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $437 |
Good round-trip deal | $387 or less |
Good one-way deal | $188 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Missouri to Portland 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 julio 12, 2026.
Use the filters below to find and compare flights from Missouri to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
mié. 11/11
5:30 am-10:20 am
1 stop6h 50m
Portland
lun. 11/16
6:40 am-9:00 pm
2 stops12h 20m
$240
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
mié. 8/5
7:23 pm-12:50 am
1 stop7h 27m
Portland
mié. 8/12
7:16 am-3:38 pm
1 stop6h 22m
$265
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
mié. 8/5
5:35 am-3:25 pm
2 stops11h 50m
Portland
mié. 8/12
5:50 am-5:50 pm
1 stop10h 00m
$281
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
sáb. 9/12
6:08 pm-8:20 pm
Nonstop4h 12m
Portland
sáb. 9/19
11:16 am-5:10 pm
Nonstop3h 54m
$297
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
vie. 8/28
6:05 am-3:00 pm
2 stops10h 55m
Portland
dom. 8/30
11:30 pm-10:30 am
1 stop9h 00m
$297
St. LouisPortland
STL - PDX
STLPDX
Lambert-St Louis
mié. 9/30
12:20 pm-7:50 pm
2 stops9h 30m
Portland
lun. 10/5
11:35 pm-9:15 am
1 stop7h 40m
$299
Kansas CityPortland
MCI - PDX
MCIPDX
Kansas City
mié. 9/23
2:53 pm-4:45 pm
Nonstop3h 52m
Portland
dom. 9/27
7:03 am-12:38 pm
Nonstop3h 35m
$327
Kansas CityPortland
MCI - PDX
MCIPDX
Kansas City
mar. 7/28
4:04 pm-8:15 pm
1 stop6h 11m
Portland
lun. 8/3
5:08 pm-12:13 am
1 stop5h 05m
$329
Kansas CityPortland
MCI - PDX
MCIPDX
Kansas City
vie. 11/20
3:45 pm-10:26 pm
1 stop8h 41m
Portland
mar. 11/24
6:15 am-2:41 pm
1 stop6h 26m
$329
SpringfieldPortland
SGF - PDX
SGFPDX
Springfield-Branson
mié. 8/19
5:30 am-12:00 pm
2 stops8h 30m
Portland
mar. 8/25
4:05 pm-11:42 pm
1 stop5h 37m
$336
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Missouri to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Missouri with our price prediction graph.
MCI-PDX
STL-PDX
SGF-PDX
COU-PDX
TBN-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 Portland
USMO-PDX
MCI-PDX
STL-PDX
SGF-PDX
COU-PDX
What is the cheapest month to book a flight from Missouri to Portland?
Currently, August is the cheapest month in which you can book a flight from Missouri to Portland (average of $83). Flying from Missouri to Portland in June is currently the most expensive (average of $165). 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 PDX?
Find hourly flight availability from Missouri to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 12, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 38% on flights from Missouri to Portland by exploring options for tickets in the afternoon.
How much does it cost to fly round-trip from Missouri to Portland?
How far ahead should I book a flight from Missouri to Portland?
Booking 86 days in advance of your planned departure date is, on average, the best time to get cheap flights from Missouri to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from Missouri to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Kelso
Troutdale
Cannon Beach
Long Beach
McMinnville
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham
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Alternative routes for Missouri to Portland
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Complete your trip
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Search flights from Missouri to Portland by cabin class
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Missouri and Portland flights
Browse other Missouri and Portland flight options. Last updated on julio 12, 2026.
Popular flight searches
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Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on julio 12, 2026.
Missouri to Portland flights
Consider these flights traveling from Missouri to Portland.
Top 7 airlines flying from Missouri to Portland
Discover the top 7 airlines that operate flights from Missouri to Portland. 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 julio 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$336 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$120 | Average$225 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$257 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$158 | Average$411 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$357 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$186 | Average$392 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$391 | FlexibilityNo cancel fee | On-time69% |