$151+ Cheap flights from Baltimore (BWI) to Idaho
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BOI
Nov 17 — Nov 241
Round-trip
1 adult, Economy
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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 October 18, 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 October 18, 2026.
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:08 am -
1 stop8h 31m
Thu 11/1211:10 pm -
1 stop8h 08m
Deal found 10/13![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 12/153:45 pm -
2 stops8h 45m
Thu 1/711:40 am -
1 stop8h 25m
Deal found 10/14![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 12/152:30 pm -
2 stops10h 40m
Mon 1/45:35 am -
2 stops11h 35m
Deal found 10/13![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/162:30 pm -
2 stops10h 40m
Tue 1/51:05 pm -
1 stop9h 40m
Deal found 10/13![Southwest logo]()
$332
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:10 am -
1 stop15h 40m
Tue 12/81:40 pm -
2 stops14h 05m
Deal found 10/13![Southwest logo]()
$337
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 11/117:18 am -
1 stop7h 19m
Wed 11/181:24 pm -
1 stop8h 31m
Deal found 10/16![American Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:45 pm -
2 stops8h 50m
Sat 11/142:45 pm -
1 stop6h 55m
Deal found 10/15![Southwest logo]()
$348
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/912:34 pm -
2 stops10h 41m
Wed 11/112:51 pm -
1 stop6h 17m
Deal found 10/14![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:15 am -
1 stop7h 09m
Wed 11/251:41 pm -
1 stop9h 17m
Deal found 10/15![Delta logo]()
$353
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:08 am -
1 stop7h 31m
Sun 11/156:45 pm -
1 stop9h 15m
Deal found 10/13![Delta logo]()
$355
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/1412:35 pm -
1 stop9h 55m
Tue 11/176:20 am -
2 stops9h 50m
Deal found 10/14![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/53:50 pm -
1 stop10h 20m
Tue 11/105:45 am -
2 stops8h 55m
Deal found 10/14![Southwest logo]()
$375
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 October 18, 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 October 18, 2026.
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 1/267:10 am -
1 stop7h 07m
Sat 1/303:22 pm -
1 stop6h 24m
Deal found 10/13![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/149:50 am -
2 stops12h 40m
Tue 11/176:20 am -
2 stops9h 50m
Deal found 10/14![Southwest logo]()
$380
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 10/308:23 am -
1 stop9h 15m
Tue 11/32:35 pm -
1 stop6h 33m
Deal found 10/15![United Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” 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 11/102:26 pm -
2 stops10h 16m
Sat 11/141:24 pm -
1 stop8h 31m
Deal found 10/18![American Airlines logo]()
$480
This Orbitz deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/66:20 pm -
1 stop18h 21m
Tue 2/911:23 am -
1 stop27h 54m
Deal found 10/16![Alaska Airlines logo]()
$509
This Southwest deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 1/59:25 am -
2 stops10h 35m
Sun 1/102:30 pm -
1 stop6h 45m
Deal found 10/15![Southwest logo]()
$381
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 4/710:00 am -
2 stops14h 19m
Wed 4/146:00 am -
2 stops10h 07m
Deal found 10/17![Delta logo]()
$389
This Southwest deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 12/43:45 pm -
2 stops8h 50m
Sun 12/610:30 am -
2 stops9h 35m
Deal found 10/17![Southwest logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:23 am -
1 stop7h 05m
Sun 11/12:35 pm -
1 stop6h 33m
Deal found 10/13![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:21 am -
1 stop8h 13m
Sat 11/71:40 pm -
1 stop9h 10m
Deal found 10/13![Delta logo]()
$449
This American Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 2/57:23 am -
1 stop7h 42m
Wed 2/1012:31 pm -
1 stop9h 48m
Deal found 10/14![American Airlines logo]()
$509
This Orbitz deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:11 pm -
1 stop17h 27m
Fri 2/2610:20 am -
1 stop28h 51m
Deal found 10/17![Alaska Airlines logo]()
$509
This Southwest deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 3/306:05 am -
2 stops11h 40m
Sun 4/48:50 pm -
1 stop13h 40m
Deal found 10/16![Southwest logo]()
$430
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 1/95:24 pm -
1 stop7h 51m
Mon 1/116:00 am -
1 stop9h 16m
Deal found 10/17![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” 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 11/87:00 am -
1 stop7h 16m
Sun 11/156:45 pm -
1 stop9h 15m
Deal found 10/18![Delta logo]()
$463
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 1/84:10 pm -
1 stop7h 00m
Tue 1/127:00 am -
1 stop6h 04m
Deal found 10/17![United Airlines logo]()
$499
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 11/122:40 pm -
2 stops10h 20m
Sun 11/156:00 am -
1 stop13h 25m
Deal found 10/13![Southwest logo]()
$455
This United Airlines deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:23 am -
1 stop7h 05m
Wed 11/112:35 pm -
1 stop6h 33m
Deal found 10/13![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/67:00 am -
1 stop7h 22m
Mon 11/96:57 pm -
2 stops12h 20m
Deal found 10/15![Delta logo]()
$534
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/912:34 pm -
2 stops12h 59m
Wed 11/115:00 am -
2 stops12h 09m
Deal found 10/14![United Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/83:00 pm -
2 stops9h 12m
Sun 1/103:25 pm -
1 stop6h 15m
Deal found 10/14![Delta logo]()
$534
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/56:10 am -
2 stops9h 27m
Sat 12/122:40 pm -
1 stop6h 19m
Deal found 10/15![United Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 2/53:00 pm -
2 stops9h 02m
Wed 2/107:30 am -
2 stops10h 11m
Deal found 10/14![Delta logo]()
$540
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 2/56:00 am -
1 stop8h 08m
Tue 2/912:49 pm -
1 stop6h 43m
Deal found 10/14![United Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/812:15 pm -
2 stops11h 21m
Mon 1/117:00 am -
2 stops12h 32m
Deal found 10/14![United Airlines logo]()
$519
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 10/2812:00 pm -
2 stops12h 11m
Sun 11/11:00 pm -
2 stops9h 31m
Deal found 10/13![Delta logo]()
$630
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 11/18:23 am -
1 stop7h 30m
Thu 11/52:34 pm -
1 stop6h 34m
Deal found 10/17![United Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 11/16:00 am -
2 stops10h 35m
Thu 11/51:00 pm -
2 stops9h 31m
Deal found 10/17![Delta logo]()
$669
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 2/610:35 am -
2 stops13h 01m
Tue 2/97:00 am -
2 stops12h 32m
Deal found 10/16![United Airlines logo]()
$715
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 am -
1 stop7h 39m
Fri 11/612:19 pm -
2 stops9h 12m
Deal found 10/18![Delta logo]()
$954
Last-minute flights from Baltimore to IdahoDiscover last-minute flight deals from Baltimore to Idaho. Data last updated October 18, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Idaho. Data last updated October 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 10/308:23 am -
1 stop9h 15m
Tue 11/32:35 pm -
1 stop6h 33m
Deal found 10/15![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/53:50 pm -
1 stop10h 20m
Tue 11/105:45 am -
2 stops8h 55m
Deal found 10/14![Southwest logo]()
$375
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/86:00 am -
1 stop9h 34m
Sun 11/156:45 pm -
1 stop9h 15m
Deal found 10/15![Delta logo]()
$402
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/912:34 pm -
2 stops10h 41m
Wed 11/112:51 pm -
1 stop6h 17m
Deal found 10/14![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:08 am -
1 stop8h 31m
Thu 11/1211:10 pm -
1 stop8h 08m
Deal found 10/13![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/103:45 pm -
2 stops8h 50m
Sat 11/142:45 pm -
1 stop6h 55m
Deal found 10/15![Southwest logo]()
$348
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:15 am -
2 stops10h 55m
Thu 11/1210:30 am -
2 stops9h 35m
Deal found 10/13![Southwest logo]()
$414
This American Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 11/117:18 am -
1 stop7h 19m
Wed 11/181:24 pm -
1 stop8h 31m
Deal found 10/16![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:08 am -
1 stop7h 31m
Sun 11/156:45 pm -
1 stop9h 15m
Deal found 10/13![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/138:00 am -
1 stop10h 42m
Fri 11/207:10 pm -
1 stop8h 33m
Deal found 10/16![United Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/1412:35 pm -
1 stop9h 55m
Tue 11/176:20 am -
2 stops9h 50m
Deal found 10/14![Southwest logo]()
$365
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:15 am -
1 stop7h 09m
Wed 11/251:41 pm -
1 stop9h 17m
Deal found 10/15![Delta logo]()
$353
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 October 18, 2026.
Search for one-way flight options from Baltimore to Idaho. Find affordable one-way fares based on user searches. Data last updated October 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/1111:37 am -
2 stops28h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Frontier logo]()
$151
This Delta deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” 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 12/37:20 pm -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Delta logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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.
Tue 12/16:03 pm -
3 stops47h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$166
This Southwest deal was found by Cheapflights users on 10/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/33:45 pm -
2 stops8h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Southwest logo]()
$166
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/98:00 am -
1 stop10h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![United Airlines logo]()
$172
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/108:23 am -
2 stops10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![United Airlines logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 12/26:00 am -
3 stops35h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$180
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/137:01 am -
1 stop7h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$182
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 12/76:10 am -
2 stops12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$186
This Delta deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:15 am -
1 stop7h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Delta logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” 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 2/2412:38 pm -
2 stops32h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Frontier logo]()
$190
This United Airlines deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 11/156:10 am -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![United Airlines logo]()
$195
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 October 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $321 (Delta) |
One-way from | $151 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $372 |
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 7,457,451 searches. Data last updated October 18, 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
Cheapest round-trip
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Fri 12/4
6:00 am-1:44 pm
1 stop9h 44m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$161
BaltimoreIdaho Falls
BWI Baltimore/Washington - IDA Idaho Falls Fanning Field
BWIIDA
Baltimore/Washington
Tue 12/1
6:03 pm-3:15 pm
3 stops47h 12m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$166
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Thu 12/3
3:45 pm-10:35 pm
2 stops8h 50m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$166
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Tue 2/16
7:10 am-12:17 pm
1 stop7h 07m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$172
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Mon 12/7
6:00 am-1:44 pm
1 stop9h 44m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$172
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Tue 2/23
12:25 pm-9:16 pm
2 stops10h 51m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Tue 11/10
8:23 am-4:42 pm
2 stops10h 19m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Thu 11/12
10:09 am-9:32 pm
2 stops13h 23m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$177
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Mon 12/7
6:10 am-4:50 pm
2 stops12h 40m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$186
BaltimoreBoise
BWI Baltimore/Washington - BOI Boise Air Term. Gowen Fld
BWIBOI
Baltimore/Washington
Tue 2/16
6:15 am-2:30 pm
2 stops10h 15m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$187
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-BOI
BWI-IDA
BWI-SUN
BWI-LWS
BWI-TWF
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-BOI
BWI-IDA
BWI-SUN
BWI-LWS
What is the cheapest month to book a flight from Baltimore to Idaho?
Currently, August is the cheapest month in which you can book a flight from Baltimore to Idaho (average of $426). Flying from Baltimore to Idaho in June is currently the most expensive (average of $647). 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 Baltimore to Idaho?
Airfare is below average for this route at the moment.
Baltimore to Idaho flights typically cost between $338 and $638 in November.The cheapest round-trip price found within the last 5 days was $321 on Delta (Nov 10-Nov 12).
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 October 18, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines 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.
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - SAN
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentDavid,Aug 2023
BWI - 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 October 18, 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 5 airlines flying from Baltimore to Idaho
Discover the top 5 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 7,457,451 searches. Data last updated October 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$179 | Average$353 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$200 | Average$429 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$274 | Average$625 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$342 | Average$489 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$448 | Average$651 | FlexibilityNo cancel fee | On-time71% |