$119+ Cheap flights from Idaho to Louisiana
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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MSY
Aug 29 — Sep 51
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Louisiana with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Idaho to LouisianaExplore the most affordable flight options available from Idaho to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
Explore the most affordable flight options available from Idaho to Louisiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:25 am
BOI
- MSY
1 stop6h 50m
Southwest
Thu 8/136:15 pm
MSY
- BOI
1 stop6h 20m
Southwest
Deal found 7/27![Southwest logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
GEG
- MSY
1 stop7h 57m
United Airlines
Thu 8/274:00 pm
MSY
- GEG
1 stop6h 46m
United Airlines
Deal found 7/29![United Airlines logo]()
$257
This CheapOair deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/312:24 pm
BOI
- MSY
1 stop7h 12m
Frontier
Mon 9/79:52 pm
MSY
- BOI
1 stop15h 37m
Frontier
Deal found 7/29![Frontier logo]()
$272
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:35 pm
BOI
- MSY
1 stop12h 14m
Alaska Airlines
Fri 8/215:27 pm
MSY
- BOI
1 stop7h 17m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:00 am
GEG
- MSY
1 stop9h 10m
Southwest
Mon 8/316:15 pm
MSY
- GEG
1 stop7h 00m
Southwest
Deal found 7/30![Southwest logo]()
$290
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:23 am
BOI
- MSY
1 stop9h 01m
Alaska Airlines
Wed 8/265:27 pm
MSY
- BOI
1 stop7h 17m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$295
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:00 am
GEG
- MSY
2 stops14h 45m
United Airlines
Mon 8/318:20 am
MSY
- GEG
1 stop6h 15m
United Airlines
Deal found 7/30![United Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/266:00 am
BOI
- MSY
1 stop6h 25m
Southwest
Wed 9/24:15 pm
MSY
- BOI
2 stops7h 55m
Southwest
Deal found 7/29![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 7/26. 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.
Wed 10/211:55 pm
GEG
- MSY
1 stop5h 35m
Southwest
Sat 10/245:50 am
MSY
- GEG
1 stop6h 20m
Southwest
Deal found 7/26![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/15:30 am
GEG
- MSY
1 stop6h 30m
Delta
Tue 9/152:44 pm
MSY
- GEG
2 stops11h 15m
Delta
Deal found 7/28![Delta logo]()
$306
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/173:50 pm
BOI
- MSY
1 stop8h 05m
Southwest
Sat 8/224:20 pm
MSY
- BOI
1 stop6h 40m
Southwest
Deal found 7/28![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/276:30 am
BOI
- MSY
1 stop7h 27m
United Airlines
Thu 9/38:13 am
MSY
- BOI
1 stop8h 18m
United Airlines
Deal found 7/30![United Airlines logo]()
$311
Best flights from Idaho to LouisianaDiscover carefully curated flight deals from Idaho to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
Discover carefully curated flight deals from Idaho to Louisiana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:23 am
BOI
- MSY
1 stop9h 01m
Alaska Airlines
Wed 8/265:27 pm
MSY
- BOI
1 stop7h 17m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/266:25 am
BOI
- MSY
1 stop6h 50m
Southwest
Wed 9/25:30 pm
MSY
- BOI
1 stop6h 40m
Southwest
Deal found 7/29![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/17:05 am
GEG
- MSY
2 stops12h 35m
Delta
Tue 9/152:00 pm
MSY
- GEG
2 stops11h 48m
Delta
Deal found 7/28![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/271:37 pm
GEG
- MSY
1 stop5h 54m
United Airlines
Sat 8/298:20 am
MSY
- GEG
1 stop8h 51m
United Airlines
Deal found 7/29![United Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:52 pm
BOI
- MSY
1 stop19h 35m
Multiple Airlines
Sun 10/188:00 pm
MSY
- BOI
1 stop19h 57m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 11/52:03 pm
BOI
- SHV
2 stops7h 47m
American Airlines
Mon 11/96:00 am
SHV
- BOI
1 stop6h 29m
American Airlines
Deal found 7/28![American Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 7/26. 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.
Wed 10/211:55 pm
GEG
- MSY
1 stop5h 35m
Southwest
Sat 10/245:50 am
MSY
- GEG
1 stop6h 20m
Southwest
Deal found 7/26![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 7/25. 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.
Sun 10/46:22 am
GEG
- MSY
1 stop8h 34m
Delta
Sat 10/107:19 am
MSY
- GEG
1 stop10h 25m
Delta
Deal found 7/25![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/58:00 am
GEG
- MSY
2 stops8h 55m
Southwest
Sun 9/66:15 am
MSY
- GEG
1 stop5h 45m
Southwest
Deal found 7/28![Southwest logo]()
$306
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 9/107:05 am
GEG
- MSY
2 stops12h 20m
Delta
Sat 9/198:04 am
MSY
- GEG
2 stops15h 07m
Delta
Deal found 7/29![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/256:15 am
BOI
- MSY
2 stops14h 42m
United Airlines
Wed 8/264:25 pm
MSY
- BOI
1 stop7h 15m
United Airlines
Deal found 7/29![United Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 7/25. 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.
Wed 10/287:05 am
GEG
- MSY
2 stops12h 34m
Delta
Mon 11/25:20 am
MSY
- GEG
1 stop8h 30m
Delta
Deal found 7/25![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am
BOI
- MSY
2 stops8h 45m
Southwest
Tue 10/65:45 am
MSY
- BOI
1 stop6h 00m
Southwest
Deal found 7/27![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/301:23 pm
JAC
- MSY
1 stop7h 09m
American Airlines
Mon 11/25:39 am
MSY
- JAC
1 stop8h 00m
American Airlines
Deal found 7/29![American Airlines logo]()
$436
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/2810:56 pm
GEG
- BTR
1 stop8h 43m
Delta
Sun 8/303:57 pm
BTR
- GEG
1 stop7h 33m
Delta
Deal found 7/30![Delta logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/22:50 pm
BOI
- MSY
2 stops13h 15m
Multiple Airlines
Sun 10/48:00 pm
MSY
- BOI
1 stop18h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$454
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/145:00 am
BOI
- SHV
1 stop8h 15m
United Airlines
Mon 8/1711:17 am
SHV
- BOI
2 stops11h 07m
United Airlines
Deal found 7/30![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 7/25. 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.
Wed 9/21:59 pm
BOI
- SHV
1 stop7h 06m
Delta
Sat 9/58:00 am
SHV
- BOI
2 stops13h 52m
Delta
Deal found 7/25![Delta logo]()
$344
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/302:08 pm
IDA
- MSY
1 stop7h 50m
American Airlines
Sat 10/33:46 pm
MSY
- IDA
1 stop6h 34m
American Airlines
Deal found 7/26![American Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 7/25. 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 10/272:51 pm
BOI
- MSY
1 stop5h 41m
United Airlines
Sat 10/317:00 am
MSY
- BOI
1 stop7h 45m
United Airlines
Deal found 7/25![United Airlines logo]()
$433
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:18 am
IDA
- MSY
1 stop9h 06m
Alaska Airlines
Wed 9/95:27 pm
MSY
- IDA
1 stop22h 53m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$556
This Southwest deal was found by Cheapflights users on 7/26. 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 10/112:45 pm
BOI
- MSY
2 stops10h 35m
Southwest
Sun 10/46:00 am
MSY
- BOI
2 stops14h 35m
Southwest
Deal found 7/26![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:37 pm
BOI
- SHV
1 stop9h 08m
United Airlines
Tue 11/312:00 pm
SHV
- BOI
2 stops10h 15m
United Airlines
Deal found 7/27![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/271:59 pm
BOI
- SHV
1 stop7h 06m
Delta
Thu 9/312:54 pm
SHV
- BOI
1 stop10h 03m
Delta
Deal found 7/30![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:05 am
BOI
- MSY
1 stop8h 10m
Southwest
Mon 9/285:50 pm
MSY
- BOI
1 stop5h 50m
Southwest
Deal found 7/27![Southwest logo]()
$428
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 9/166:30 am
BOI
- SHV
1 stop7h 15m
United Airlines
Wed 9/237:05 am
SHV
- BOI
2 stops9h 26m
United Airlines
Deal found 7/26![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 1/51:43 pm
BOI
- BTR
1 stop7h 18m
Delta
Sun 1/106:00 am
BTR
- BOI
1 stop7h 39m
Delta
Deal found 7/28![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Wed 9/26:15 am
BOI
- SHV
2 stops13h 35m
United Airlines
Sat 9/59:25 am
SHV
- BOI
2 stops10h 59m
United Airlines
Deal found 7/25![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/125:20 am
GEG
- BTR
2 stops10h 23m
American Airlines
Sun 8/166:00 am
BTR
- GEG
1 stop7h 54m
American Airlines
Deal found 7/27![American Airlines logo]()
$598
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/172:28 pm
IDA
- MSY
1 stop6h 16m
United Airlines
Tue 10/278:15 am
MSY
- IDA
1 stop6h 13m
United Airlines
Deal found 7/28![United Airlines logo]()
$440
Last-minute flights from Idaho to LouisianaDiscover last-minute flight deals from Idaho to Louisiana. Data last updated July 30, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Louisiana. Data last updated July 30, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:25 am
BOI
- MSY
1 stop6h 50m
Southwest
Thu 8/136:15 pm
MSY
- BOI
1 stop6h 20m
Southwest
Deal found 7/27![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/125:45 am
GEG
- MSY
2 stops10h 10m
Southwest
Thu 8/206:15 pm
MSY
- GEG
1 stop7h 00m
Southwest
Deal found 7/29![Southwest logo]()
$327
This Expedia deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:35 pm
BOI
- MSY
1 stop12h 14m
Alaska Airlines
Fri 8/215:27 pm
MSY
- BOI
1 stop7h 17m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/173:50 pm
BOI
- MSY
1 stop8h 05m
Southwest
Sat 8/224:20 pm
MSY
- BOI
1 stop6h 40m
Southwest
Deal found 7/28![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am
GEG
- MSY
1 stop7h 57m
United Airlines
Thu 8/274:00 pm
MSY
- GEG
1 stop6h 46m
United Airlines
Deal found 7/29![United Airlines logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:23 am
BOI
- MSY
1 stop9h 01m
Alaska Airlines
Wed 8/265:27 pm
MSY
- BOI
1 stop7h 17m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/266:00 am
BOI
- MSY
1 stop6h 25m
Southwest
Wed 9/24:15 pm
MSY
- BOI
2 stops7h 55m
Southwest
Deal found 7/29![Southwest logo]()
$300
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/276:30 am
BOI
- MSY
1 stop7h 27m
United Airlines
Thu 9/38:13 am
MSY
- BOI
1 stop8h 18m
United Airlines
Deal found 7/30![United Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/272:49 pm
BOI
- MSY
1 stop7h 10m
American Airlines
Thu 9/35:41 am
MSY
- BOI
1 stop6h 35m
American Airlines
Deal found 7/30![American Airlines logo]()
$313
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/271:37 pm
GEG
- MSY
1 stop5h 54m
United Airlines
Sat 8/298:20 am
MSY
- GEG
1 stop8h 51m
United Airlines
Deal found 7/29![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:00 am
GEG
- MSY
1 stop9h 10m
Southwest
Mon 8/316:15 pm
MSY
- GEG
1 stop7h 00m
Southwest
Deal found 7/30![Southwest logo]()
$290
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/286:00 am
GEG
- MSY
2 stops14h 45m
United Airlines
Mon 8/318:20 am
MSY
- GEG
1 stop6h 15m
United Airlines
Deal found 7/30![United Airlines logo]()
$295
One-way flights from Idaho to LouisianaSearch for one-way flight options from Idaho to Louisiana. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
Search for one-way flight options from Idaho to Louisiana. Find affordable one-way fares based on user searches. Data last updated July 30, 2026.
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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.
Sun 8/306:00 am
GEG
- MSY
1 stop10h 40m
United Airlines
Deal found 7/29![United Airlines logo]()
$119
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Wed 8/196:30 am
BOI
- MSY
1 stop7h 27m
United Airlines
Deal found 7/25![United Airlines logo]()
$129
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:05 am
BOI
- MSY
2 stops7h 50m
Southwest
Deal found 7/27![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:50 pm
GEG
- MSY
1 stop6h 00m
Southwest
Deal found 7/27![Southwest logo]()
$151
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 9/55:30 am
GEG
- MSY
2 stops10h 48m
Delta
Deal found 7/28![Delta logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:52 pm
BOI
- MSY
1 stop12h 08m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$160
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:10 am
GEG
- MSY
2 stops14h 15m
Delta
Deal found 7/27![Delta logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Sun 11/153:52 pm
BOI
- MSY
1 stop19h 35m
Frontier
Deal found 7/25![Frontier logo]()
$162
This Southwest deal was found by Cheapflights users on 7/26. 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.
Wed 9/96:00 am
BOI
- MSY
1 stop6h 25m
Southwest
Deal found 7/26![Southwest logo]()
$167
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:55 am
BOI
- MSY
2 stops8h 50m
Southwest
Deal found 7/25![Southwest logo]()
$172
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:49 pm
GEG
- MSY
1 stop8h 40m
American Airlines
Deal found 7/26![American Airlines logo]()
$172
This Delta deal was found by Cheapflights users on 7/26. 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.
Sun 8/911:10 pm
BOI
- BTR
1 stop9h 29m
Delta
Deal found 7/26![Delta logo]()
$179
Find flight deals from Idaho to Louisiana
Keep the following information in mind while searching for Idaho to Louisiana flight deals. Data was last updated July 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Southwest) |
One-way from | $119 (United Airlines) |
Popular in | July |
Cheapest in | August |
Average price | $491 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Louisiana 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 July 30, 2026.
Use the filters below to find and compare flights from Idaho to Louisiana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseNew Orleans
BOI - MSY
BOIMSY
Boise Air Term. Gowen Fld
Tue 8/25
6:23 am-4:24 pm
1 stop9h 01m
New Orleans Louis Armstrong
Wed 8/26
5:27 pm-11:44 pm
1 stop7h 17m
$295
BoiseNew Orleans
BOI - MSY
BOIMSY
Boise Air Term. Gowen Fld
Wed 8/26
6:25 am-2:15 pm
1 stop6h 50m
New Orleans Louis Armstrong
Wed 9/2
5:30 pm-11:10 pm
1 stop6h 40m
$295
Quickest round-trip
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Wed 10/21
1:55 pm-9:30 pm
1 stop5h 35m
New Orleans Louis Armstrong
Sat 10/24
5:50 am-10:10 am
1 stop6h 20m
$301
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Sat 9/5
8:00 am-6:55 pm
2 stops8h 55m
New Orleans Louis Armstrong
Sun 9/6
6:15 am-10:00 am
1 stop5h 45m
$306
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Tue 9/1
7:05 am-9:40 pm
2 stops12h 35m
New Orleans Louis Armstrong
Tue 9/15
2:00 pm-11:48 pm
2 stops11h 48m
$311
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Sun 10/4
6:22 am-4:56 pm
1 stop8h 34m
New Orleans Louis Armstrong
Sat 10/10
7:19 am-3:44 pm
1 stop10h 25m
$322
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Thu 9/10
7:05 am-9:25 pm
2 stops12h 20m
New Orleans Louis Armstrong
Sat 9/19
8:04 am-9:11 pm
2 stops15h 07m
$326
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Wed 10/28
7:05 am-9:39 pm
2 stops12h 34m
New Orleans Louis Armstrong
Mon 11/2
5:20 am-11:50 am
1 stop8h 30m
$327
SpokaneNew Orleans
GEG - MSY
GEGMSY
Spokane
Thu 8/27
1:37 pm-9:31 pm
1 stop5h 54m
New Orleans Louis Armstrong
Sat 8/29
8:20 am-3:11 pm
1 stop8h 51m
$337
SpokaneBaton Rouge
GEG - BTR
GEGBTR
Spokane
Fri 8/28
10:56 pm-9:39 am
1 stop8h 43m
Baton Rouge Ryan
Sun 8/30
3:57 pm-9:30 pm
1 stop7h 33m
$337
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho to Louisiana
Have a flexible travel schedule? Discover the best time to fly to Louisiana from Idaho with our price prediction graph.
GEG-MSY
BOI-MSY
BOI-BTR
BOI-SHV
JAC-MSY
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 Idaho to Louisiana
USID-USLA
GEG-MSY
BOI-MSY
BOI-BTR
BOI-SHV
What is the cheapest month to book a flight from Idaho to Louisiana?
Currently, January is the cheapest month in which you can book a flight from Idaho to Louisiana (average of $377). Flying from Idaho to Louisiana in March is currently the most expensive (average of $510). 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.
How much does it cost to fly round-trip from Idaho to Louisiana?
Airfare is below average for this route at the moment.
Idaho to Louisiana flights typically cost between $262 and $402 in August.The cheapest round-trip price found within the last 5 days was $257 on Southwest (Aug 11-Aug 13).
How far ahead should I book a flight from Idaho to Louisiana?
Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Idaho to Louisiana. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Louisiana
Get insights into the airlines that provide service to Louisiana. 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 Louisiana. Reviews last updated July 30, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta from Idaho to Louisiana have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Crew
8.6
Overall
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Idaho to Louisiana. 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 Idaho to Louisiana
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Louisiana by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Louisiana by cabin class
Find flights from Idaho to Louisiana, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Louisiana flights
Browse other Idaho and Louisiana flight options. Last updated on July 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Louisiana
Find the right flight back to Idaho after your stay in Louisiana
Idaho to Louisiana flights
Consider these flights traveling from Idaho to Louisiana.
Top 5 airlines flying from Idaho to Louisiana
Discover the top 5 airlines that operate flights from Idaho to Louisiana. 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 July 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$338 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$237 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$262 | Average$442 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$282 | Average$450 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$328 | Average$470 | FlexibilityNo cancel fee | On-time75% |