$165+ Cheap flights from California to Helena (HLN)
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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — HLN
Oct 5 — Oct 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to Helena 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from California to Helena
Cheapest
Best
Last-minute
One-way
Cheapest flights from California to HelenaExplore the most affordable flight options available from California to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from California to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:02 am -
1 stop8h 02m
Wed 11/114:41 pm -
1 stop6h 59m
Deal found 9/4![Alaska Airlines logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 11/146:16 am -
1 stop8h 48m
Tue 11/174:41 pm -
1 stop23h 06m
Deal found 8/31![Alaska Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 am -
1 stop5h 28m
Mon 10/121:08 pm -
1 stop4h 15m
Deal found 9/2![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:02 pm -
1 stop20h 47m
Fri 10/305:26 pm -
1 stop7h 32m
Deal found 9/4![Alaska Airlines logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:21 pm -
1 stop23h 28m
Mon 10/195:26 pm -
1 stop16h 23m
Deal found 9/4![Alaska Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/156:00 am -
1 stop5h 17m
Sat 9/1912:57 pm -
2 stops10h 43m
Deal found 8/31![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:15 pm -
1 stop4h 09m
Tue 9/2912:57 pm -
2 stops10h 43m
Deal found 9/2![Delta logo]()
$385
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop21h 17m
Mon 11/24:41 pm -
1 stop23h 06m
Deal found 9/2![Alaska Airlines logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:55 pm -
1 stop21h 54m
Fri 10/305:26 pm -
1 stop6h 00m
Deal found 9/4![Alaska Airlines logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:43 am -
1 stop6h 06m
Mon 10/195:26 pm -
1 stop21h 57m
Deal found 9/4![Alaska Airlines logo]()
$412
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/147:03 am -
1 stop8h 01m
Sat 11/215:03 pm -
1 stop7h 51m
Deal found 9/1![Alaska Airlines logo]()
$418
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/147:02 am -
1 stop8h 02m
Sat 11/215:03 pm -
1 stop6h 38m
Deal found 9/1![Alaska Airlines logo]()
$428
Best flights from California to HelenaDiscover carefully curated flight deals from California to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from California to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/269:00 am -
1 stop6h 23m
Sat 1/305:00 pm -
1 stop17h 30m
Deal found 9/4![Alaska Airlines logo]()
$293
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:15 pm -
1 stop4h 09m
Tue 9/2912:57 pm -
2 stops10h 43m
Deal found 9/2![Delta logo]()
$385
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/305:00 am -
1 stop7h 48m
Mon 10/52:30 pm -
1 stop7h 47m
Deal found 8/31![United Airlines logo]()
$522
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 11/77:02 am -
1 stop8h 02m
Wed 11/114:41 pm -
1 stop6h 59m
Deal found 8/31![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 11/146:16 am -
1 stop8h 48m
Tue 11/174:41 pm -
1 stop23h 06m
Deal found 8/31![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/268:50 am -
2 stops30h 33m
Sat 1/305:00 pm -
1 stop21h 56m
Deal found 8/30![Multiple Airlines logo]()
$692
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 1/307:00 am -
1 stop8h 23m
Wed 2/35:00 pm -
1 stop6h 41m
Deal found 8/31![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/155:15 pm -
1 stop4h 09m
Sat 9/1912:57 pm -
1 stop4h 38m
Deal found 8/31![Delta logo]()
$434
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3010:25 am -
1 stop4h 58m
Tue 2/25:00 pm -
2 stops16h 52m
Deal found 9/4![Alaska Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:45 am -
1 stop5h 32m
Wed 10/71:08 pm -
2 stops11h 48m
Deal found 9/1![Delta logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/263:58 pm -
1 stop23h 25m
Sat 1/305:00 pm -
1 stop17h 53m
Deal found 9/4![Alaska Airlines logo]()
$353
This United Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:00 am -
1 stop5h 48m
Tue 9/296:25 am -
1 stop7h 52m
Deal found 9/2![United Airlines logo]()
$567
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 1/267:00 am -
1 stop8h 23m
Sat 1/305:00 pm -
1 stop21h 56m
Deal found 8/31![Alaska Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:50 am -
1 stop5h 37m
Tue 11/241:07 pm -
2 stops11h 24m
Deal found 9/3![Delta logo]()
$488
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 1/304:11 pm -
2 stops20h 16m
Tue 2/22:30 pm -
2 stops17h 59m
Deal found 8/31![United Airlines logo]()
$570
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:02 pm -
1 stop20h 47m
Fri 10/305:26 pm -
1 stop7h 32m
Deal found 9/4![Alaska Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:13 pm -
1 stop4h 11m
Sun 11/11:08 pm -
2 stops11h 48m
Deal found 9/2![Delta logo]()
$497
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:39 am -
2 stops9h 53m
Sat 11/211:07 pm -
2 stops7h 55m
Deal found 9/1![Delta logo]()
$515
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop21h 17m
Mon 11/24:41 pm -
1 stop23h 06m
Deal found 9/2![Alaska Airlines logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:45 pm -
2 stops22h 04m
Fri 10/305:26 pm -
1 stop7h 16m
Deal found 9/4![Alaska Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/304:55 pm -
1 stop4h 29m
Mon 10/512:57 pm -
1 stop4h 17m
Deal found 8/31![Delta logo]()
$552
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/147:03 am -
1 stop8h 01m
Sat 11/215:03 pm -
1 stop7h 51m
Deal found 9/1![Alaska Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:05 pm -
1 stop4h 19m
Tue 9/2912:57 pm -
2 stops8h 30m
Deal found 9/2![Delta logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/147:02 am -
1 stop8h 02m
Sat 11/215:03 pm -
1 stop6h 38m
Deal found 9/1![Alaska Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:00 am -
1 stop4h 17m
Tue 9/2912:57 pm -
1 stop4h 17m
Deal found 9/2![Delta logo]()
$585
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/137:53 pm -
1 stop19h 56m
Sun 10/185:26 pm -
2 stops43h 04m
Deal found 8/31![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Tue 1/2610:00 am -
1 stop5h 23m
Sat 1/305:00 pm -
1 stop5h 55m
Deal found 9/1![Alaska Airlines logo]()
$473
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:00 am -
1 stop4h 49m
Sun 10/185:26 pm -
1 stop7h 26m
Deal found 9/4![Alaska Airlines logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:53 am -
2 stops7h 51m
Tue 11/34:41 pm -
1 stop5h 29m
Deal found 9/4![Alaska Airlines logo]()
$486
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am -
1 stop9h 41m
Sat 10/35:26 pm -
1 stop5h 18m
Deal found 9/3![Alaska Airlines logo]()
$497
Last-minute flights from California to HelenaDiscover last-minute flight deals from California to Helena. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from California to Helena. Data last updated September 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/156:00 am -
1 stop5h 17m
Sat 9/1912:57 pm -
2 stops10h 43m
Deal found 8/31![Delta logo]()
$384
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:15 pm -
1 stop4h 09m
Tue 9/2912:57 pm -
2 stops10h 43m
Deal found 9/2![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:45 am -
1 stop5h 32m
Wed 10/71:08 pm -
2 stops11h 48m
Deal found 9/1![Delta logo]()
$457
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 am -
1 stop5h 28m
Mon 10/121:08 pm -
1 stop4h 15m
Deal found 9/2![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 10/137:53 pm -
1 stop19h 56m
Sun 10/185:26 pm -
2 stops43h 04m
Deal found 8/31![Alaska Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:21 pm -
1 stop23h 28m
Mon 10/195:26 pm -
1 stop16h 23m
Deal found 9/4![Alaska Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:43 am -
1 stop6h 06m
Mon 10/195:26 pm -
1 stop21h 57m
Deal found 9/4![Alaska Airlines logo]()
$412
This Booking.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:56 pm -
1 stop20h 53m
Fri 10/305:26 pm -
1 stop7h 16m
Deal found 9/4![Alaska Airlines logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:02 pm -
1 stop20h 47m
Fri 10/305:26 pm -
1 stop7h 32m
Deal found 9/4![Alaska Airlines logo]()
$368
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:55 pm -
1 stop21h 54m
Fri 10/305:26 pm -
1 stop6h 00m
Deal found 9/4![Alaska Airlines logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:27 pm -
1 stop21h 17m
Mon 11/24:41 pm -
1 stop23h 06m
Deal found 9/2![Alaska Airlines logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:07 am -
1 stop7h 37m
Tue 11/34:41 pm -
1 stop5h 29m
Deal found 9/4![Alaska Airlines logo]()
$443
One-way flights from California to HelenaSearch for one-way flight options from California to Helena. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from California to Helena. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Delta deal was found by Cheapflights users on 9/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:15 am -
1 stop6h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sun 10/115:00 am -
1 stop7h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$205
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” 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 9/235:00 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![United Airlines logo]()
$235
This Booking.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:56 pm -
1 stop23h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Alaska Airlines logo]()
$238
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:02 am -
1 stop7h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Alaska Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:45 am -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$251
This United Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:00 am -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:49 am -
2 stops9h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$256
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:45 am -
1 stop5h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$263
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:00 am -
1 stop4h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 10/106:02 am -
1 stop9h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Alaska Airlines logo]()
$268
Find flight deals from California to Helena
Keep the following information in mind while searching for California to Helena flight deals. Data was last updated September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $293 (Alaska Airlines) |
One-way from | $165 (Delta) |
Popular in | December |
Cheapest in | October |
Average price | $494 |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Helena 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 September 5, 2026.
Use the filters below to find and compare flights from California to Helena that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioHelena
ONT Ontario - HLN Helena
ONTHLN
Ontario
Sun 11/22
6:00 am-12:27 pm
1 stop5h 27m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$165
San FranciscoHelena
SFO San Francisco - HLN Helena
SFOHLN
San Francisco
Thu 12/10
8:15 am-3:31 pm
1 stop6h 16m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$192
OntarioHelena
ONT Ontario - HLN Helena
ONTHLN
Ontario
Wed 9/23
5:00 am-1:45 pm
1 stop7h 45m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$235
SacramentoHelena
SMF Sacramento Intl - HLN Helena
SMFHLN
Sacramento Intl
Thu 11/26
5:00 am-1:40 pm
1 stop7h 40m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$253
San FranciscoHelena
SFO San Francisco - HLN Helena
SFOHLN
San Francisco
Thu 12/10
11:49 am-10:32 pm
2 stops9h 43m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$256
Los AngelesHelena
LAX Los Angeles - HLN Helena
LAXHLN
Los Angeles
Thu 10/8
8:04 am-4:49 pm
1 stop7h 45m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
BurbankHelena
BUR Burbank Bob Hope - HLN Helena
BURHLN
Burbank Bob Hope
Sun 11/22
7:00 am-12:27 pm
1 stop4h 27m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
Los AngelesHelena
LAX Los Angeles - HLN Helena
LAXHLN
Los Angeles
Sun 11/22
5:00 am-1:40 pm
1 stop7h 40m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
Los AngelesHelena
LAX Los Angeles - HLN Helena
LAXHLN
Los Angeles
Sun 11/22
5:45 am-12:27 pm
1 stop5h 42m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
Los AngelesHelena
LAX Los Angeles - HLN Helena
LAXHLN
Los Angeles
Sat 10/10
2:35 pm-9:08 pm
1 stop5h 33m
Helena
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from California with our price prediction graph.
ONT-HLN
SFO-HLN
SMF-HLN
LAX-HLN
BUR-HLN
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 California to Helena
USCA-HLN
ONT-HLN
SFO-HLN
SMF-HLN
LAX-HLN
What is the cheapest month to book a flight from California to Helena?
Currently, April is the cheapest month in which you can book a flight from California to Helena (average of $358). Flying from California to Helena in December is currently the most expensive (average of $799). 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 California to Helena?
Airfare is below average for this route at the moment.
California to Helena flights typically cost between $434 and $666 in January.The cheapest round-trip price found within the last 5 days was $353 on Alaska Airlines (Jan 30-Feb 3).
Related info for your journey
Find useful and relevant information for your journey from California to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Helena flight routes
Other flight options
Popular flights
Top destinations
Alternative routes for California to Helena
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Helena by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to Helena by cabin class
Find flights from California to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Helena
Explore flights to Helena departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
California and Helena flights
Browse other California and Helena flight options. Last updated on September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
California to Helena flights
Consider these flights traveling from California to Helena.
Top 3 airlines flying from California to Helena
Discover the top 3 airlines that operate flights from California to Helena. 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 September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$467 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$242 | Average$519 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$480 | Average$647 | FlexibilityNo cancel fee | On-time75% |