$157+ Cheap flights from Portland, ME (PWM) 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — MCI
Jul 27 — Aug 31
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Missouri with Cheapflights
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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 June 27, 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 June 27, 2026.
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/146:59 pm
PWM
- MCI
1 stop5h 59m
Delta
Tue 7/213:38 pm
MCI
- PWM
1 stop6h 36m
Delta
Deal found 6/23![Delta logo]()
$313
This American Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
PWM
- MCI
1 stop6h 28m
American Airlines
Mon 10/195:42 am
MCI
- PWM
1 stop4h 51m
American Airlines
Deal found 6/27![American Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:19 pm
PWM
- MCI
1 stop6h 23m
American Airlines
Mon 11/94:20 pm
MCI
- PWM
1 stop6h 18m
American Airlines
Deal found 6/27![American Airlines logo]()
$341
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:15 am
PWM
- MCI
2 stops8h 07m
United Airlines
Wed 7/295:45 pm
MCI
- PWM
1 stop5h 06m
United Airlines
Deal found 6/24![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/2211:01 am
PWM
- STL
1 stop5h 42m
Delta
Sat 7/253:39 pm
STL
- PWM
1 stop6h 35m
Delta
Deal found 6/23![Delta logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:00 am
PWM
- STL
2 stops26h 57m
Multiple Airlines
Tue 8/44:09 pm
STL
- PWM
1 stop17h 18m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Sat 8/14:53 pm
STL
- PWM
1 stop5h 37m
United Airlines
Deal found 6/25![United Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/279:08 am
PWM
- STL
1 stop8h 15m
American Airlines
Mon 8/315:57 pm
STL
- PWM
1 stop5h 02m
American Airlines
Deal found 6/23![American Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 am
PWM
- MCI
1 stop6h 28m
American Airlines
Mon 10/195:11 pm
MCI
- PWM
1 stop5h 40m
American Airlines
Deal found 6/24![American Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 8/56:00 am
PWM
- MCI
1 stop7h 22m
United Airlines
Wed 8/196:07 am
MCI
- PWM
1 stop6h 48m
United Airlines
Deal found 6/23![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:25 am
PWM
- STL
1 stop6h 22m
Delta
Sun 8/29:24 am
STL
- PWM
1 stop7h 30m
Delta
Deal found 6/26![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 10/155:30 am
PWM
- MCI
1 stop5h 40m
Southwest
Mon 10/191:55 pm
MCI
- PWM
2 stops9h 10m
Southwest
Deal found 6/22![Southwest logo]()
$380
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 June 27, 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 June 27, 2026.
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:35 pm
PWM
- MCI
1 stop8h 30m
Delta
Mon 11/92:30 pm
MCI
- PWM
1 stop6h 53m
Delta
Deal found 6/25![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:30 am
PWM
- MCI
1 stop5h 40m
Southwest
Mon 10/192:30 pm
MCI
- PWM
2 stops8h 35m
Southwest
Deal found 6/24![Southwest logo]()
$380
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Sun 8/96:01 am
STL
- PWM
1 stop6h 24m
United Airlines
Deal found 6/26![United Airlines logo]()
$401
This American Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:24 pm
PWM
- SGF
1 stop6h 08m
American Airlines
Fri 10/94:10 pm
SGF
- PWM
1 stop4h 55m
American Airlines
Deal found 6/24![American Airlines logo]()
$488
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/2211:01 am
PWM
- STL
1 stop5h 42m
Delta
Sat 7/253:39 pm
STL
- PWM
1 stop6h 35m
Delta
Deal found 6/22![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 9/26:03 am
PWM
- MCI
1 stop5h 22m
United Airlines
Sat 9/53:14 pm
MCI
- PWM
1 stop5h 09m
United Airlines
Deal found 6/23![United Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1610:25 am
PWM
- MCI
1 stop4h 50m
Southwest
Wed 7/224:50 pm
MCI
- PWM
1 stop5h 10m
Southwest
Deal found 6/26![Southwest logo]()
$435
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2511:50 am
PWM
- STL
1 stop5h 57m
Delta
Mon 9/284:59 pm
STL
- PWM
1 stop5h 31m
Delta
Deal found 6/25![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:53 pm
PWM
- STL
1 stop5h 45m
United Airlines
Wed 9/27:00 am
STL
- PWM
1 stop5h 55m
United Airlines
Deal found 6/26![United Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:00 am
PWM
- MCI
1 stop7h 27m
Delta
Mon 11/95:40 am
MCI
- PWM
1 stop5h 38m
Delta
Deal found 6/25![Delta logo]()
$411
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/226:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Sat 7/259:20 am
STL
- PWM
2 stops13h 10m
United Airlines
Deal found 6/22![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 11/176:00 am
PWM
- STL
2 stops10h 41m
United Airlines
Wed 11/187:33 am
STL
- PWM
1 stop5h 47m
United Airlines
Deal found 6/23![United Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 10/15:24 pm
PWM
- SGF
1 stop6h 08m
American Airlines
Fri 10/94:10 pm
SGF
- PWM
1 stop4h 55m
American Airlines
Deal found 6/23![American Airlines logo]()
$583
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:00 am
PWM
- MCI
1 stop6h 14m
Delta
Sun 9/274:25 pm
MCI
- PWM
1 stop6h 05m
Delta
Deal found 6/25![Delta logo]()
$447
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:14 am
PWM
- SGF
1 stop14h 08m
American Airlines
Sat 10/102:07 pm
SGF
- PWM
1 stop7h 38m
American Airlines
Deal found 6/25![American Airlines logo]()
$590
This Delta deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:59 pm
PWM
- MCI
1 stop5h 59m
Delta
Fri 7/313:38 pm
MCI
- PWM
1 stop6h 36m
Delta
Deal found 6/24![Delta logo]()
$447
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:15 am
PWM
- SGF
2 stops10h 17m
United Airlines
Mon 7/133:07 pm
SGF
- PWM
1 stop5h 34m
United Airlines
Deal found 6/24![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:15 am
PWM
- STL
2 stops7h 56m
United Airlines
Sun 8/26:01 am
STL
- PWM
1 stop6h 24m
United Airlines
Deal found 6/25![United Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:30 am
PWM
- SGF
2 stops11h 24m
Delta
Sat 10/103:30 pm
SGF
- PWM
1 stop5h 53m
Delta
Deal found 6/26![Delta logo]()
$509
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:47 am
PWM
- SGF
2 stops12h 59m
United Airlines
Tue 11/38:00 am
SGF
- PWM
1 stop5h 20m
United Airlines
Deal found 6/26![United Airlines logo]()
$547
Last-minute flights from Portland to MissouriDiscover last-minute flight deals from Portland to Missouri. Data last updated June 27, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Missouri. Data last updated June 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/46:14 am
PWM
- SGF
1 stop5h 41m
Delta
Wed 7/83:26 pm
SGF
- PWM
1 stop6h 48m
Delta
Deal found 6/22![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:00 pm
PWM
- SGF
1 stop7h 27m
United Airlines
Mon 7/133:07 pm
SGF
- PWM
1 stop5h 34m
United Airlines
Deal found 6/24![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/146:59 pm
PWM
- MCI
1 stop5h 59m
Delta
Tue 7/213:38 pm
MCI
- PWM
1 stop6h 36m
Delta
Deal found 6/23![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/145:15 am
PWM
- MCI
2 stops10h 05m
United Airlines
Tue 7/215:45 pm
MCI
- PWM
1 stop5h 06m
United Airlines
Deal found 6/23![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1611:01 am
PWM
- MCI
1 stop7h 58m
Delta
Wed 7/223:38 pm
MCI
- PWM
1 stop6h 36m
Delta
Deal found 6/25![Delta logo]()
$400
This Southwest deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/165:20 pm
PWM
- MCI
2 stops8h 15m
Southwest
Tue 7/214:50 pm
MCI
- PWM
1 stop5h 10m
Southwest
Deal found 6/23![Southwest logo]()
$405
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:15 am
PWM
- MCI
2 stops8h 07m
United Airlines
Wed 7/295:45 pm
MCI
- PWM
1 stop5h 06m
United Airlines
Deal found 6/24![United Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 7/2211:01 am
PWM
- STL
1 stop5h 42m
Delta
Sat 7/253:39 pm
STL
- PWM
1 stop6h 35m
Delta
Deal found 6/23![Delta logo]()
$366
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/225:18 pm
PWM
- STL
1 stop5h 03m
American Airlines
Sat 7/251:20 pm
STL
- PWM
1 stop9h 14m
American Airlines
Deal found 6/25![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Sat 8/14:53 pm
STL
- PWM
1 stop5h 37m
United Airlines
Deal found 6/25![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:25 am
PWM
- STL
1 stop6h 22m
Delta
Sun 8/29:24 am
STL
- PWM
1 stop7h 30m
Delta
Deal found 6/26![Delta logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:00 am
PWM
- STL
2 stops26h 57m
Multiple Airlines
Tue 8/44:09 pm
STL
- PWM
1 stop17h 18m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$369
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 June 27, 2026.
Search for one-way flight options from Portland to Missouri. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.
This Delta deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:05 am
PWM
- MCI
1 stop7h 25m
Delta
Deal found 6/25![Delta logo]()
$157
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
PWM
- MCI
2 stops9h 18m
United Airlines
Deal found 6/25![United Airlines logo]()
$162
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/156:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Deal found 6/22![United Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:50 am
PWM
- STL
1 stop6h 40m
Southwest
Deal found 6/26![Southwest logo]()
$171
This United Airlines deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:15 am
PWM
- STL
2 stops7h 56m
United Airlines
Deal found 6/24![United Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:00 am
PWM
- MCI
2 stops11h 10m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:00 am
PWM
- MCI
2 stops11h 10m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:09 pm
PWM
- STL
3 stops41h 31m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$206
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:00 am
PWM
- STL
1 stop7h 11m
United Airlines
Deal found 6/25![United Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” 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 11/63:00 pm
PWM
- MCI
1 stop8h 25m
Delta
Deal found 6/23![Delta logo]()
$224
This Southwest deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/153:45 pm
PWM
- STL
2 stops8h 30m
Southwest
Deal found 6/22![Southwest logo]()
$229
This United Airlines deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” 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 7/255:15 am
PWM
- STL
2 stops7h 56m
United Airlines
Deal found 6/22![United Airlines logo]()
$232
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 June 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $313 (Delta) |
One-way from | $157 (Delta) |
Popular in | June |
Cheapest in | September |
Average price | $662 |
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 2,558,603 searches. Data last updated June 27, 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
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Sat 11/7
1:35 pm-9:05 pm
1 stop8h 30m
Kansas City
Mon 11/9
2:30 pm-10:23 pm
1 stop6h 53m
$344
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Wed 7/22
11:01 am-3:43 pm
1 stop5h 42m
Lambert-St Louis
Sat 7/25
3:39 pm-11:14 pm
1 stop6h 35m
$366
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Thu 10/15
5:30 am-10:10 am
1 stop5h 40m
Kansas City
Mon 10/19
2:30 pm-12:05 am
2 stops8h 35m
$380
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Thu 8/6
6:00 am-12:11 pm
1 stop7h 11m
Lambert-St Louis
Sun 8/9
6:01 am-1:25 pm
1 stop6h 24m
$401
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Fri 9/25
11:50 am-4:47 pm
1 stop5h 57m
Lambert-St Louis
Mon 9/28
4:59 pm-11:30 pm
1 stop5h 31m
$401
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Wed 9/2
6:03 am-10:25 am
1 stop5h 22m
Kansas City
Sat 9/5
3:14 pm-9:23 pm
1 stop5h 09m
$403
PortlandKansas City
PWM - MCI
PWMMCI
Portland
Fri 11/6
6:00 am-12:27 pm
1 stop7h 27m
Kansas City
Mon 11/9
5:40 am-12:18 pm
1 stop5h 38m
$411
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Tue 9/1
6:53 pm-11:38 pm
1 stop5h 45m
Lambert-St Louis
Wed 9/2
7:00 am-1:55 pm
1 stop5h 55m
$423
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Wed 7/22
6:00 am-12:11 pm
1 stop7h 11m
Lambert-St Louis
Sat 7/25
9:20 am-11:30 pm
2 stops13h 10m
$428
PortlandSt. Louis
PWM - STL
PWMSTL
Portland
Tue 11/17
6:00 am-3:41 pm
2 stops10h 41m
Lambert-St Louis
Wed 11/18
7:33 am-2:20 pm
1 stop5h 47m
$428
Showing 1-10 of 43 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.
PWM-MCI
PWM-STL
PWM-SGF
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
PWM-USMO
PWM-MCI
PWM-STL
PWM-SGF
What is the cheapest month to book a flight from Portland, Maine to Missouri?
Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Missouri (average of $182). Flying from Portland, Maine to Missouri in February is currently the most expensive (average of $360). 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.
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 June 27, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Portland to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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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Complete your trip
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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 June 27, 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 4 airlines flying from Portland to Missouri
Discover the top 4 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 2,558,603 searches. Data last updated June 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$243 | Average$446 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$268 | Average$431 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$332 | Average$521 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$337 | Average$546 | FlexibilityNo cancel fee | On-time69% |