$117+ Cheap flights from Baltimore (BWI) to Idaho
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Mar 31 — Apr 71
1 adult, Economy
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Find cheap flights from Baltimore to Idaho 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 Baltimore to IdahoExplore the most affordable flight options available from Baltimore to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 1, 2026.
Explore the most affordable flight options available from Baltimore to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 1, 2026.
This American Airlines deal was found by Cheapflights users on 2/25. 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.
Tue 4/215:39 am
BWI
- GEG
1 stop9h 53m
American Airlines
Tue 4/281:22 pm
GEG
- BWI
1 stop7h 34m
American Airlines
Deal found 2/25![American Airlines logo]()
$233
This Delta deal was found by Cheapflights users on 2/25. 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.
Tue 4/216:03 am
BWI
- GEG
2 stops10h 01m
Delta
Tue 4/2812:36 pm
GEG
- BWI
1 stop9h 02m
Delta
Deal found 2/25![Delta logo]()
$238
This United Airlines deal was found by Cheapflights users on 2/25. 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 4/146:23 am
BWI
- BOI
2 stops12h 25m
United Airlines
Tue 4/212:37 pm
BOI
- BWI
1 stop6h 47m
United Airlines
Deal found 2/25![United Airlines logo]()
$238
This Delta deal was found by Cheapflights users on 2/25. 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.
Tue 4/1410:11 am
BWI
- BOI
2 stops11h 49m
Delta
Tue 4/218:40 pm
BOI
- BWI
2 stops10h 31m
Delta
Deal found 2/25![Delta logo]()
$243
This United Airlines deal was found by Cheapflights users on 2/26. 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 4/44:18 pm
BWI
- BOI
1 stop8h 17m
United Airlines
Sat 4/112:37 pm
BOI
- BWI
1 stop6h 47m
United Airlines
Deal found 2/26![United Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 3/246:00 am
BWI
- JAC
1 stop8h 38m
American Airlines
Thu 4/21:44 pm
JAC
- BWI
1 stop7h 49m
American Airlines
Deal found 2/27![American Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Wed 4/16:00 am
BWI
- JAC
1 stop7h 17m
United Airlines
Tue 4/142:35 pm
JAC
- BWI
1 stop6h 49m
United Airlines
Deal found 2/27![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 2/26. 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 4/2811:18 am
BWI
- BOI
2 stops10h 42m
Delta
Thu 5/78:56 am
BOI
- BWI
2 stops12h 21m
Delta
Deal found 2/26![Delta logo]()
$304
This Southwest deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/315:25 pm
BWI
- BOI
1 stop8h 25m
Southwest
Tue 4/72:05 pm
BOI
- BWI
1 stop8h 20m
Southwest
Deal found 3/1![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Wed 11/48:15 am
BWI
- JAC
1 stop7h 14m
United Airlines
Sun 11/82:40 pm
JAC
- BWI
1 stop6h 20m
United Airlines
Deal found 2/28![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 2/27. 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.
Wed 4/811:45 am
BWI
- GEG
2 stops12h 44m
Delta
Sat 4/182:10 pm
GEG
- BWI
1 stop6h 16m
Delta
Deal found 2/27![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 2/28. 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.
Wed 5/67:15 am
BWI
- JAC
1 stop6h 59m
Delta
Sat 5/911:35 am
JAC
- BWI
2 stops11h 22m
Delta
Deal found 2/28![Delta logo]()
$314
Best flights from Baltimore to IdahoDiscover carefully curated flight deals from Baltimore to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 1, 2026.
Discover carefully curated flight deals from Baltimore to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 1, 2026.
This Delta deal was found by Cheapflights users on 2/25. 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.
Tue 4/216:03 am
BWI
- GEG
2 stops10h 01m
Delta
Tue 4/283:30 pm
GEG
- BWI
2 stops11h 30m
Delta
Deal found 2/25![Delta logo]()
$243
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Wed 4/16:00 am
BWI
- JAC
1 stop7h 17m
United Airlines
Tue 4/142:35 pm
JAC
- BWI
1 stop6h 49m
United Airlines
Deal found 2/27![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 2/26. 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.
Fri 5/16:30 pm
BWI
- GEG
1 stop9h 00m
Southwest
Tue 5/51:45 pm
GEG
- BWI
1 stop7h 05m
Southwest
Deal found 2/26![Southwest logo]()
$320
This Alaska Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 4/287:04 am
BWI
- BOI
1 stop8h 48m
Alaska Airlines
Thu 5/712:15 pm
BOI
- BWI
1 stop15h 29m
Alaska Airlines
Deal found 2/27![Alaska Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 2/26. 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 3/115:00 am
BWI
- SUN
1 stop9h 54m
American Airlines
Tue 3/171:27 pm
SUN
- BWI
1 stop8h 06m
American Airlines
Deal found 2/26![American Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/315:25 pm
BWI
- BOI
1 stop8h 25m
Southwest
Tue 4/75:15 pm
BOI
- BWI
2 stops10h 05m
Southwest
Deal found 3/1![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 2/26. 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 7/147:10 am
BWI
- GEG
1 stop7h 52m
Delta
Sat 7/1811:33 am
GEG
- BWI
1 stop9h 11m
Delta
Deal found 2/26![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 2/26. 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.
Fri 5/16:30 pm
BWI
- GEG
1 stop9h 00m
Southwest
Mon 5/45:35 pm
GEG
- BWI
1 stop9h 05m
Southwest
Deal found 2/26![Southwest logo]()
$348
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/294:17 pm
BWI
- GEG
1 stop9h 49m
Alaska Airlines
Mon 6/18:38 pm
GEG
- BWI
1 stop18h 57m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 2/26. 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 7/147:10 am
BWI
- GEG
1 stop7h 52m
Delta
Mon 7/207:07 pm
GEG
- BWI
1 stop7h 56m
Delta
Deal found 2/26![Delta logo]()
$362
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Sun 3/156:05 am
BWI
- SUN
1 stop7h 48m
United Airlines
Thu 3/193:48 pm
SUN
- BWI
2 stops11h 17m
United Airlines
Deal found 2/28![United Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 2/25. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/94:17 pm
BWI
- IDA
1 stop22h 49m
Alaska Airlines
Fri 6/124:14 pm
IDA
- BWI
1 stop21h 05m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 2/25. 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 6/312:30 pm
BWI
- GEG
2 stops13h 19m
Delta
Mon 6/87:21 pm
GEG
- BWI
2 stops10h 10m
Delta
Deal found 2/25![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 2/25. 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 3/286:05 am
BWI
- SUN
1 stop7h 48m
United Airlines
Mon 3/302:24 pm
SUN
- BWI
1 stop7h 00m
United Airlines
Deal found 2/25![United Airlines logo]()
$410
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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.
Fri 5/17:16 pm
BWI
- GEG
2 stops22h 28m
Alaska Airlines
Tue 5/55:00 am
GEG
- BWI
1 stop10h 16m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 2/28. 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.
Wed 4/811:45 am
BWI
- GEG
2 stops12h 44m
Delta
Sat 4/187:15 am
GEG
- BWI
2 stops13h 10m
Delta
Deal found 2/28![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 2/26. 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 3/245:25 pm
BWI
- BOI
1 stop8h 25m
Southwest
Tue 3/317:40 am
BOI
- BWI
2 stops8h 20m
Southwest
Deal found 2/26![Southwest logo]()
$444
This United Airlines deal was found by Cheapflights users on 2/26. 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.
Mon 3/168:02 am
BWI
- JAC
1 stop9h 14m
United Airlines
Thu 3/262:33 pm
JAC
- BWI
1 stop6h 39m
United Airlines
Deal found 2/26![United Airlines logo]()
$455
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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.
Thu 3/197:04 pm
BWI
- SUN
1 stop18h 14m
Alaska Airlines
Thu 3/267:54 pm
SUN
- BWI
1 stop20h 10m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 2/25. 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 5/236:00 am
BWI
- BOI
1 stop8h 43m
Delta
Wed 5/279:16 pm
BOI
- BWI
2 stops11h 49m
Delta
Deal found 2/25![Delta logo]()
$389
This United Airlines deal was found by Cheapflights users on 2/25. 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.
Thu 3/196:20 am
BWI
- BOI
1 stop7h 53m
United Airlines
Mon 3/236:55 pm
BOI
- BWI
1 stop10h 24m
United Airlines
Deal found 2/25![United Airlines logo]()
$458
This Alaska Airlines deal was found by Cheapflights users on 2/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:17 pm
BWI
- BOI
1 stop9h 41m
Alaska Airlines
Wed 5/274:28 pm
BOI
- BWI
1 stop20h 49m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 2/26. 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.
Wed 7/157:00 pm
BWI
- GEG
1 stop7h 04m
Delta
Mon 7/207:07 pm
GEG
- BWI
1 stop7h 56m
Delta
Deal found 2/26![Delta logo]()
$402
This Southwest deal was found by Cheapflights users on 2/26. 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 5/214:45 pm
BWI
- BOI
1 stop8h 45m
Southwest
Tue 5/265:15 pm
BOI
- BWI
2 stops15h 25m
Southwest
Deal found 2/26![Southwest logo]()
$498
This United Airlines deal was found by Cheapflights users on 2/26. 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 3/196:20 am
BWI
- SUN
1 stop7h 33m
United Airlines
Thu 3/263:48 pm
SUN
- BWI
2 stops11h 17m
United Airlines
Deal found 2/26![United Airlines logo]()
$480
This Delta deal was found by Cheapflights users on 2/25. 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 5/287:00 am
BWI
- BOI
1 stop6h 56m
Delta
Tue 6/211:39 pm
BOI
- BWI
1 stop7h 44m
Delta
Deal found 2/25![Delta logo]()
$407
This Delta deal was found by Cheapflights users on 2/25. 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 7/37:00 am
BWI
- GEG
1 stop7h 32m
Delta
Tue 7/710:45 pm
GEG
- BWI
1 stop7h 30m
Delta
Deal found 2/25![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 2/25. 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 3/276:20 am
BWI
- SUN
1 stop7h 33m
United Airlines
Mon 3/303:28 pm
SUN
- BWI
2 stops11h 47m
United Airlines
Deal found 2/25![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Fri 4/174:18 pm
BWI
- JAC
1 stop6h 35m
United Airlines
Sun 4/192:35 pm
JAC
- BWI
1 stop6h 49m
United Airlines
Deal found 2/28![United Airlines logo]()
$529
This Delta deal was found by Cheapflights users on 2/28. 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 3/217:01 am
BWI
- JAC
1 stop7h 09m
Delta
Tue 3/242:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/28![Delta logo]()
$439
Last-minute flights from Baltimore to IdahoDiscover last-minute flight deals from Baltimore to Idaho. Data last updated March 1, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Idaho. Data last updated March 1, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/25. 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 3/17:05 am
BWI
- JAC
1 stop7h 02m
Delta
Wed 3/112:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/25![Delta logo]()
$396
This Delta deal was found by Cheapflights users on 2/26. 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 3/176:00 am
BWI
- JAC
1 stop9h 30m
Delta
Tue 3/242:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/26![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 2/26. 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.
Wed 3/185:40 am
BWI
- JAC
2 stops8h 55m
Delta
Wed 3/252:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/26![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 2/27. 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.
Wed 3/187:01 am
BWI
- BOI
2 stops13h 42m
Delta
Tue 3/244:40 pm
BOI
- BWI
2 stops11h 11m
Delta
Deal found 2/27![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 2/26. 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.
Thu 3/196:00 am
BWI
- JAC
1 stop9h 30m
Delta
Wed 3/252:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/26![Delta logo]()
$358
This Delta deal was found by Cheapflights users on 2/26. 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.
Fri 3/207:01 am
BWI
- JAC
1 stop7h 09m
Delta
Wed 3/252:41 pm
JAC
- BWI
1 stop8h 12m
Delta
Deal found 2/26![Delta logo]()
$328
This American Airlines deal was found by Cheapflights users on 2/26. 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.
Fri 3/206:52 am
BWI
- JAC
1 stop7h 26m
American Airlines
Fri 3/271:08 pm
JAC
- BWI
1 stop7h 51m
American Airlines
Deal found 2/26![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 2/27. 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.
Mon 3/236:20 am
BWI
- JAC
1 stop7h 04m
United Airlines
Wed 4/12:35 pm
JAC
- BWI
1 stop6h 49m
United Airlines
Deal found 2/27![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 3/246:00 am
BWI
- JAC
1 stop8h 38m
American Airlines
Thu 4/21:44 pm
JAC
- BWI
1 stop7h 49m
American Airlines
Deal found 2/27![American Airlines logo]()
$297
This Expedia deal was found by Cheapflights users on 2/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:04 pm
BWI
- BOI
1 stop17h 17m
Alaska Airlines
Tue 3/316:00 am
BOI
- BWI
1 stop10h 04m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 2/25. 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.
Fri 3/275:00 am
BWI
- SUN
1 stop9h 54m
American Airlines
Mon 3/301:27 pm
SUN
- BWI
1 stop6h 33m
American Airlines
Deal found 2/25![American Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/315:25 pm
BWI
- BOI
1 stop8h 25m
Southwest
Tue 4/72:05 pm
BOI
- BWI
1 stop8h 20m
Southwest
Deal found 3/1![Southwest logo]()
$307
One-way flights from Baltimore to IdahoSearch for one-way flight options from Baltimore to Idaho. Find affordable one-way fares based on user searches. Data last updated March 1, 2026.
Search for one-way flight options from Baltimore to Idaho. Find affordable one-way fares based on user searches. Data last updated March 1, 2026.
This American Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 4/74:11 pm
BWI
- BOI
1 stop8h 27m
American Airlines
Deal found 2/26![American Airlines logo]()
$117
This United Airlines deal was found by Cheapflights users on 2/26. 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 4/76:23 am
BWI
- BOI
2 stops12h 25m
United Airlines
Deal found 2/26![United Airlines logo]()
$122
This American Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/155:39 am
BWI
- GEG
1 stop9h 53m
American Airlines
Deal found 3/1![American Airlines logo]()
$139
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/1511:08 am
BWI
- GEG
2 stops13h 03m
United Airlines
Deal found 3/1![United Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 2/28. 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.
Tue 4/143:30 pm
BWI
- BOI
1 stop10h 00m
Southwest
Deal found 2/28![Southwest logo]()
$154
This American Airlines deal was found by Cheapflights users on 2/27. 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 4/114:11 pm
BWI
- BOI
1 stop8h 43m
American Airlines
Deal found 2/27![American Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 2/27. 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.
Wed 4/86:05 am
BWI
- GEG
2 stops31h 16m
Frontier
Deal found 2/27![Frontier logo]()
$157
This Delta deal was found by Cheapflights users on 2/28. 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 4/1412:27 pm
BWI
- BOI
2 stops10h 02m
Delta
Deal found 2/28![Delta logo]()
$159
This American Airlines deal was found by Cheapflights users on 2/27. 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.
Tue 4/75:39 am
BWI
- GEG
1 stop9h 53m
American Airlines
Deal found 2/27![American Airlines logo]()
$160
This Expedia deal was found by Cheapflights users on 2/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:16 pm
BWI
- BOI
1 stop16h 26m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 2/27. 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.
Sat 5/99:07 am
BWI
- GEG
2 stops28h 24m
Frontier
Deal found 2/27![Frontier logo]()
$162
This United Airlines deal was found by Cheapflights users on 2/26. 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 4/284:18 pm
BWI
- BOI
1 stop8h 17m
United Airlines
Deal found 2/26![United Airlines logo]()
$167
Find flight deals from Baltimore to Idaho
Keep the following information in mind while searching for Baltimore to Idaho flight deals. Data was last updated March 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $233 (American Airlines) |
One-way from | $117 (American Airlines) |
Popular in | December |
Cheapest in | April |
Average price | $452 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore to Idaho 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 March 1, 2026.
Use the filters below to find and compare flights from Baltimore to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Tue 4/21
6:03 am-1:04 pm
2 stops10h 01m
Spokane
Tue 4/28
3:30 pm-6:00 am
2 stops11h 30m
$243
BaltimoreJackson
BWI - JAC
BWIJAC
Baltimore/Washington
Wed 4/1
6:00 am-11:17 am
1 stop7h 17m
Jackson Hole
Tue 4/14
2:35 pm-11:24 pm
1 stop6h 49m
$303
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Fri 5/1
6:30 pm-12:30 am
1 stop9h 00m
Spokane
Tue 5/5
1:45 pm-11:50 pm
1 stop7h 05m
$320
BaltimoreBoise
BWI - BOI
BWIBOI
Baltimore/Washington
Tue 3/31
5:25 pm-11:50 pm
1 stop8h 25m
Boise Air Term. Gowen Fld
Tue 4/7
5:15 pm-5:20 am
2 stops10h 05m
$332
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Tue 7/14
7:10 am-12:02 pm
1 stop7h 52m
Spokane
Sat 7/18
11:33 am-11:44 pm
1 stop9h 11m
$337
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Fri 5/1
6:30 pm-12:30 am
1 stop9h 00m
Spokane
Mon 5/4
5:35 pm-5:40 am
1 stop9h 05m
$348
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Tue 7/14
7:10 am-12:02 pm
1 stop7h 52m
Spokane
Mon 7/20
7:07 pm-6:03 am
1 stop7h 56m
$362
BaltimoreBoise
BWI - BOI
BWIBOI
Baltimore/Washington
Tue 4/28
7:04 am-1:52 pm
1 stop8h 48m
Boise Air Term. Gowen Fld
Thu 5/7
12:15 pm-5:44 am
1 stop15h 29m
$369
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Wed 6/3
12:30 pm-10:49 pm
2 stops13h 19m
Spokane
Mon 6/8
7:21 pm-8:31 am
2 stops10h 10m
$372
BaltimoreSpokane
BWI - GEG
BWIGEG
Baltimore/Washington
Fri 5/29
4:17 pm-11:06 pm
1 stop9h 49m
Spokane
Mon 6/1
8:38 pm-6:35 pm
1 stop18h 57m
$387
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Baltimore to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Baltimore with our price prediction graph.
BWI-JAC
BWI-BOI
BWI-SUN
BWI-GEG
BWI-IDA
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 Baltimore to Idaho
BWI-USID
BWI-JAC
BWI-BOI
BWI-SUN
BWI-GEG
What is the cheapest month to book a flight from Baltimore to Idaho?
Currently, September is the cheapest month in which you can book a flight from Baltimore to Idaho (average of $150). Flying from Baltimore to Idaho in February is currently the most expensive (average of $310). 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 Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated March 1, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Baltimore to Idaho 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.
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Food
7.1
Boarding
8.1
Entertainment
7.0
Comfort
7.8
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Idaho. 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 Baltimore to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baltimore to Idaho by cabin class
Find flights from Baltimore to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Idaho flights
Browse other Baltimore and Idaho flight options. Last updated on March 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Baltimore to Idaho flights
Consider these flights traveling from Baltimore to Idaho.
Top 4 airlines flying from Baltimore to Idaho
Discover the top 4 airlines that operate flights from Baltimore to Idaho. 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 March 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$208 | Average$450 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$275 | Average$586 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$321 | Average$372 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$342 | Average$478 | FlexibilityNo cancel fee | On-time63% |