$70+ Cheap flights from Portland (PDX) to Missouri
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STL
Nov 6 — Nov 131
Round-trip
1 adult, Economy
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Find cheap flights from Portland 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
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Cheapest flights from Portland to MissouriExplore the most affordable flight options available from Portland to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 7, 2026.
Explore the most affordable flight options available from Portland to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 7, 2026.
This CheapOair deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:02 pm -
1 stop5h 45m
Mon 11/168:43 pm -
1 stop16h 24m
Deal found 10/6![Frontier logo]()
$150
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/31:05 pm -
1 stop6h 45m
Tue 11/105:30 pm -
1 stop6h 20m
Deal found 10/6![Southwest logo]()
$158
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/32:10 pm -
1 stop6h 55m
Fri 11/67:15 pm -
1 stop6h 40m
Deal found 10/6![Southwest logo]()
$158
This American Airlines deal was found by Cheapflights users on 10/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 am -
1 stop7h 05m
Mon 11/25:17 pm -
1 stop8h 26m
Deal found 10/7![American Airlines logo]()
$159
This American Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:12 pm -
1 stop9h 07m
Sat 10/313:20 pm -
1 stop7h 55m
Deal found 10/5![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/310:15 am -
2 stops9h 50m
Tue 11/105:55 am -
1 stop6h 55m
Deal found 10/6![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:40 pm -
1 stop5h 55m
Tue 11/102:50 pm -
2 stops8h 40m
Deal found 10/6![Southwest logo]()
$164
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/112:15 pm -
1 stop5h 55m
Mon 11/166:25 pm -
1 stop7h 00m
Deal found 10/5![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 10/7. 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.
Tue 10/2011:35 pm -
1 stop9h 20m
Tue 10/272:05 pm -
1 stop9h 05m
Deal found 10/7![Southwest logo]()
$171
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:35 pm -
1 stop7h 40m
Tue 10/274:05 pm -
1 stop9h 05m
Deal found 10/5![Southwest logo]()
$171
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:35 pm -
1 stop7h 25m
Sat 10/315:55 am -
2 stops8h 15m
Deal found 10/5![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/1110:15 am -
2 stops9h 40m
Fri 11/137:05 pm -
1 stop5h 40m
Deal found 10/6![Southwest logo]()
$177
Best flights from Portland to MissouriDiscover carefully curated flight deals from Portland to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 7, 2026.
Discover carefully curated flight deals from Portland to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 7, 2026.
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:22 pm -
1 stop5h 59m
Wed 11/117:00 pm -
1 stop6h 51m
Deal found 10/4![Delta logo]()
$218
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/1010:15 am -
2 stops7h 40m
Wed 11/112:50 pm -
2 stops9h 00m
Deal found 10/6![Southwest logo]()
$219
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/121:25 pm -
2 stops8h 27m
Mon 11/165:45 am -
1 stop5h 51m
Deal found 10/4![United Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 12/1011:13 pm -
1 stop8h 34m
Tue 12/155:11 pm -
1 stop8h 38m
Deal found 10/2![American Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/246:00 am -
1 stop6h 41m
Fri 11/276:13 am -
1 stop6h 31m
Deal found 10/6![Delta logo]()
$259
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 12/26:55 am -
2 stops8h 30m
Tue 2/165:55 am -
1 stop6h 20m
Deal found 10/4![Southwest logo]()
$292
This Delta deal was found by Cheapflights users on 10/7. 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.
Thu 11/2611:58 am -
1 stop5h 33m
Thu 12/310:14 am -
2 stops13h 52m
Deal found 10/7![Delta logo]()
$296
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Sun 11/1511:30 pm -
1 stop8h 20m
Tue 11/177:00 am -
2 stops8h 10m
Deal found 10/5![Southwest logo]()
$308
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 11/711:30 pm -
1 stop7h 28m
Wed 11/114:00 pm -
2 stops8h 57m
Deal found 10/4![United Airlines logo]()
$346
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 11/61:10 pm -
1 stop5h 59m
Mon 11/97:00 pm -
1 stop6h 51m
Deal found 10/4![Delta logo]()
$310
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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.
Sun 10/1811:35 pm -
1 stop7h 25m
Wed 10/215:20 am -
1 stop8h 15m
Deal found 10/4![Southwest logo]()
$316
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/67:26 pm -
2 stops13h 11m
Mon 11/99:40 am -
2 stops13h 22m
Deal found 10/6![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:06 pm -
1 stop8h 40m
Sun 10/256:30 am -
1 stop8h 08m
Deal found 10/3![Delta logo]()
$315
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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.
Mon 10/1911:35 pm -
1 stop7h 40m
Fri 10/236:10 pm -
1 stop8h 05m
Deal found 10/4![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:34 pm -
1 stop6h 24m
Mon 11/23:00 pm -
1 stop9h 27m
Deal found 10/4![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/173:34 pm -
1 stop5h 57m
Sun 10/182:57 pm -
1 stop5h 15m
Deal found 10/3![Delta logo]()
$315
This United Airlines deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 am -
2 stops11h 58m
Mon 11/23:00 pm -
1 stop9h 27m
Deal found 10/4![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 12/102:15 pm -
1 stop5h 50m
Sun 12/139:00 am -
2 stops14h 00m
Deal found 10/5![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 10/2311:12 pm -
1 stop8h 35m
Mon 10/265:59 pm -
1 stop7h 48m
Deal found 10/6![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 12/32:26 pm -
1 stop6h 30m
Wed 12/98:00 am -
2 stops12h 07m
Deal found 10/7![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/25:49 pm -
2 stops14h 49m
Thu 11/127:00 pm -
1 stop6h 51m
Deal found 10/2![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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.
Mon 12/2110:15 pm -
1 stop8h 15m
Tue 12/295:00 am -
1 stop6h 35m
Deal found 10/2![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/2012:45 pm -
2 stops8h 35m
Mon 11/238:40 pm -
1 stop6h 45m
Deal found 10/5![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:34 pm -
1 stop6h 24m
Thu 11/53:00 pm -
1 stop9h 27m
Deal found 10/5![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 12/21:30 pm -
1 stop5h 58m
Sun 12/66:32 am -
2 stops14h 26m
Deal found 10/5![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” 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 1/611:40 am -
1 stop8h 52m
Fri 1/1511:40 am -
1 stop9h 28m
Deal found 10/4![Delta logo]()
$361
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/202:27 pm -
1 stop6h 51m
Sat 10/246:15 am -
1 stop7h 44m
Deal found 10/5![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 10/1711:30 pm -
1 stop9h 15m
Wed 10/211:37 pm -
1 stop6h 09m
Deal found 10/2![United Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 1/196:15 am -
2 stops14h 17m
Fri 1/2911:40 am -
1 stop9h 28m
Deal found 10/2![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 10/2012:45 pm -
1 stop5h 48m
Sat 10/246:15 am -
1 stop7h 18m
Deal found 10/5![United Airlines logo]()
$438
Last-minute flights from Portland to MissouriDiscover last-minute flight deals from Portland to Missouri. Data last updated October 7, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Missouri. Data last updated October 7, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/7. 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.
Tue 10/2011:35 pm -
1 stop9h 20m
Tue 10/272:05 pm -
1 stop9h 05m
Deal found 10/7![Southwest logo]()
$171
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:35 pm -
1 stop7h 40m
Tue 10/274:05 pm -
1 stop9h 05m
Deal found 10/5![Southwest logo]()
$171
This American Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:12 pm -
1 stop9h 07m
Sat 10/313:20 pm -
1 stop7h 55m
Deal found 10/5![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:35 pm -
1 stop7h 25m
Sat 10/315:55 am -
2 stops8h 15m
Deal found 10/5![Southwest logo]()
$174
This American Airlines deal was found by Cheapflights users on 10/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 am -
1 stop7h 05m
Mon 11/25:17 pm -
1 stop8h 26m
Deal found 10/7![American Airlines logo]()
$159
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/31:05 pm -
1 stop6h 45m
Tue 11/105:30 pm -
1 stop6h 20m
Deal found 10/6![Southwest logo]()
$158
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/32:10 pm -
1 stop6h 55m
Tue 11/105:25 pm -
1 stop6h 55m
Deal found 10/6![Southwest logo]()
$158
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/310:15 am -
2 stops9h 50m
Fri 11/67:20 pm -
1 stop6h 55m
Deal found 10/6![Southwest logo]()
$164
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:40 pm -
1 stop5h 55m
Tue 11/102:50 pm -
2 stops8h 40m
Deal found 10/6![Southwest logo]()
$164
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/112:15 pm -
1 stop5h 55m
Mon 11/166:25 pm -
1 stop7h 00m
Deal found 10/5![Southwest logo]()
$168
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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 11/1110:15 am -
2 stops9h 40m
Fri 11/137:05 pm -
1 stop5h 40m
Deal found 10/6![Southwest logo]()
$177
This CheapOair deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:02 pm -
1 stop5h 45m
Mon 11/168:43 pm -
1 stop16h 24m
Deal found 10/6![Frontier logo]()
$150
One-way flights from Portland to MissouriSearch for one-way flight options from Portland to Missouri. Find affordable one-way fares based on user searches. Data last updated October 7, 2026.
Search for one-way flight options from Portland to Missouri. Find affordable one-way fares based on user searches. Data last updated October 7, 2026.
This Frontier deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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.
Tue 11/312:02 pm -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$70
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:05 pm -
1 stop5h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$75
This Cheapflightsfares deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:02 pm -
1 stop25h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$76
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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 11/36:55 am -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$79
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/272:15 pm -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$79
This American Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:25 pm -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![American Airlines logo]()
$80
This American Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” 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.
Fri 10/302:25 pm -
1 stop7h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$80
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/96:00 am -
2 stops8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Southwest logo]()
$85
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:05 pm -
1 stop5h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$88
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” 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.
Mon 10/2611:35 pm -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$90
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:15 pm -
1 stop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$93
This Southwest deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:30 am -
2 stops10h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$95
Find flight deals from Portland to Missouri
Keep the following information in mind while searching for Portland to Missouri flight deals. Data was last updated October 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $150 (CheapOair) |
One-way from | $70 (Frontier) |
Popular in | October |
Cheapest in | May |
Average price | $430 |
Good round-trip deal | $457 or less |
Good one-way deal | $228 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 7,457,451 searches. Data last updated October 7, 2026.
Use the filters below to find and compare flights from Portland to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandSt. Louis
PDX Portland - STL Lambert-St Louis
PDXSTL
Portland
Tue 11/3
12:02 pm-3:23 pm
1 stop25h 21m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$76
PortlandSt. Louis
PDX Portland - STL Lambert-St Louis
PDXSTL
Portland
Wed 10/28
3:50 pm-11:15 pm
1 stop5h 25m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$79
PortlandSt. Louis
PDX Portland - STL Lambert-St Louis
PDXSTL
Portland
Fri 10/30
2:25 pm-11:42 pm
1 stop7h 17m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$80
PortlandSt. Louis
PDX Portland - STL Lambert-St Louis
PDXSTL
Portland
Sat 1/9
6:00 am-4:05 pm
2 stops8h 05m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$85
PortlandKansas City
PDX Portland - MCI Kansas City
PDXMCI
Portland
Mon 10/26
11:35 pm-9:30 am
1 stop7h 55m
Kansas City
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$90
PortlandKansas City
PDX Portland - MCI Kansas City
PDXMCI
Portland
Mon 11/2
11:30 pm-9:50 am
1 stop8h 20m
Kansas City
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$90
PortlandKansas City
PDX Portland - MCI Kansas City
PDXMCI
Portland
Tue 11/3
3:31 pm-11:31 pm
1 stop6h 00m
Kansas City
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$103
PortlandSt. Louis
PDX Portland - STL Lambert-St Louis
PDXSTL
Portland
Wed 10/28
2:20 pm-11:54 pm
1 stop7h 34m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$103
PortlandKansas City
PDX Portland - MCI Kansas City
PDXMCI
Portland
Mon 10/19
11:35 pm-10:55 am
1 stop9h 20m
Kansas City
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$106
PortlandKansas City
PDX Portland - MCI Kansas City
PDXMCI
Portland
Thu 10/29
4:20 pm-1:30 am
1 stop7h 10m
Kansas City
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$106
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Portland to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Portland with our price prediction graph.
PDX-MCI
PDX-STL
PDX-COU
PDX-SGF
PDX-JLN
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 Portland to Missouri
PDX-USMO
PDX-MCI
PDX-STL
PDX-COU
PDX-SGF
What is the cheapest month to book a flight from Portland to Missouri?
Currently, February is the cheapest month in which you can book a flight from Portland to Missouri (average of $336). Flying from Portland to Missouri in August is currently the most expensive (average of $457). 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 PDX to MO?
Find hourly flight availability from Portland 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 October 7, 2026.
When flying from Portland to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Portland to Missouri?
Airfare is below average for this route at the moment.
Portland to Missouri flights typically cost between $368 and $552 in November.The cheapest round-trip price found within the last 5 days was $158 on Southwest (Nov 3-Nov 10).
How far ahead should I book a flight from Portland to Missouri?
Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Missouri. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 October 7, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from Portland to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Related info for your journey
Find useful and relevant information for your journey from Portland to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Missouri
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Complete your trip
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Search flights from Portland to Missouri by cabin class
Find flights from Portland to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Missouri flights
Browse other Portland and Missouri flight options. Last updated on October 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Portland to Missouri flights
Consider these flights traveling from Portland to Missouri.
Top 6 airlines flying from Portland to Missouri
Discover the top 6 airlines that operate flights from Portland 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 7,457,451 searches. Data last updated October 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$75 | Average$287 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$159 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$466 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$197 | Average$432 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$223 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$402 | FlexibilityNo cancel fee | On-time71% |