$157+ Cheap flights from Montana to Santa Rosa (STS)
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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — STS
Apr 12 — Apr 191
Round-trip
1 adult, Economy
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Cheapest flights from Montana to Santa RosaExplore the most affordable flight options available from Montana to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
Explore the most affordable flight options available from Montana to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/142:05 pm
BIL
- STS
1 stop4h 56m
Alaska Airlines
Sat 4/187:30 am
STS
- BIL
1 stop4h 55m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/167:00 am
BZN
- STS
2 stops17h 59m
Alaska Airlines
Tue 4/217:05 am
STS
- BZN
2 stops10h 41m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/1112:34 pm
BIL
- STS
1 stop5h 36m
Alaska Airlines
Tue 4/147:30 am
STS
- BIL
1 stop4h 55m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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.
Sun 4/57:00 am
BZN
- STS
1 stop12h 01m
Alaska Airlines
Fri 4/107:02 pm
STS
- BZN
1 stop17h 08m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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 10/274:00 pm
BZN
- STS
2 stops19h 09m
Alaska Airlines
Sat 10/317:12 am
STS
- BZN
1 stop5h 54m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 8/207:20 am
BZN
- STS
1 stop8h 00m
Southwest
Mon 8/246:05 am
STS
- BZN
1 stop7h 45m
Southwest
Deal found 3/10![Southwest logo]()
$424
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/247:05 am
BIL
- STS
1 stop6h 21m
American Airlines
Sat 3/284:23 pm
STS
- BIL
1 stop5h 36m
American Airlines
Deal found 3/9![American Airlines logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/247:56 am
BIL
- STS
2 stops26h 14m
Alaska Airlines
Sat 3/287:30 am
STS
- BIL
2 stops15h 28m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$855
Best flights from Montana to Santa RosaDiscover carefully curated flight deals from Montana to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
Discover carefully curated flight deals from Montana to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/142:05 pm
BIL
- STS
1 stop4h 56m
Alaska Airlines
Sat 4/187:30 am
STS
- BIL
1 stop4h 55m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 8/207:20 am
BZN
- STS
1 stop8h 00m
Southwest
Mon 8/246:05 am
STS
- BZN
1 stop7h 45m
Southwest
Deal found 3/10![Southwest logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/167:00 am
BZN
- STS
2 stops17h 59m
Alaska Airlines
Tue 4/217:05 am
STS
- BZN
2 stops10h 41m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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.
Sun 4/57:00 am
BZN
- STS
1 stop12h 01m
Alaska Airlines
Fri 4/107:02 pm
STS
- BZN
1 stop17h 08m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/247:56 am
BIL
- STS
2 stops26h 14m
Alaska Airlines
Sat 3/287:30 am
STS
- BIL
2 stops15h 28m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$855
Last-minute flights from Montana to Santa RosaDiscover last-minute flight deals from Montana to Santa Rosa. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to Santa Rosa. Data last updated March 13, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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.
Mon 3/233:04 pm
BZN
- STS
2 stops9h 55m
Alaska Airlines
Fri 3/276:53 pm
STS
- BZN
1 stop14h 41m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$594
This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/247:05 am
BIL
- STS
1 stop6h 21m
American Airlines
Sat 3/284:23 pm
STS
- BIL
1 stop5h 36m
American Airlines
Deal found 3/9![American Airlines logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 3/247:56 am
BIL
- STS
2 stops26h 14m
Alaska Airlines
Sat 3/287:30 am
STS
- BIL
2 stops15h 28m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$855
This Alaska Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 3/2611:20 am
BZN
- STS
2 stops22h 50m
Alaska Airlines
Mon 3/302:12 pm
STS
- BZN
2 stops27h 34m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$631
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” 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.
Sun 4/57:00 am
BZN
- STS
1 stop12h 01m
Alaska Airlines
Fri 4/107:02 pm
STS
- BZN
1 stop17h 08m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/1112:34 pm
BIL
- STS
1 stop5h 36m
Alaska Airlines
Tue 4/147:30 am
STS
- BIL
1 stop4h 55m
Alaska Airlines
Deal found 3/12![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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 4/142:05 pm
BIL
- STS
1 stop4h 56m
Alaska Airlines
Sat 4/187:30 am
STS
- BIL
1 stop4h 55m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/167:00 am
BZN
- STS
2 stops17h 59m
Alaska Airlines
Tue 4/217:05 am
STS
- BZN
2 stops10h 41m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$293
One-way flights from Montana to Santa RosaSearch for one-way flight options from Montana to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
Search for one-way flight options from Montana to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Orbitz deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/173:04 pm
BZN
- STS
2 stops9h 55m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” 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.
Wed 7/86:00 am
BZN
- STS
2 stops13h 46m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$200
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/166:15 am
BZN
- STS
1 stop10h 45m
Southwest
Deal found 3/12![Southwest logo]()
$215
This Expedia deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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.
Thu 7/306:00 am
BZN
- STS
1 stop7h 17m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:26 pm
BZN
- STS
3 stops29h 33m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/177:26 pm
BZN
- STS
3 stops22h 44m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 3/217:00 am
BZN
- STS
2 stops17h 59m
Alaska Airlines
Deal found 3/11![Alaska Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Sun 3/293:36 pm
BZN
- STS
2 stops21h 50m
American Airlines
Deal found 3/11![American Airlines logo]()
$724
Find flight deals from Montana to Santa Rosa
Keep the following information in mind while searching for Montana to Santa Rosa flight deals. Data was last updated March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $277 (Alaska Airlines) |
One-way from | $157 (Orbitz) |
Popular in | March |
Cheapest in | October |
Average price | $437 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana to Santa Rosa 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 13, 2026.
Use the filters below to find and compare flights from Montana to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BillingsSanta Rosa
BIL - STS
BILSTS
Billings Logan Intl
Tue 4/14
2:05 pm-6:01 pm
1 stop4h 56m
Santa Rosa Sonoma County
Sat 4/18
7:30 am-1:25 pm
1 stop4h 55m
$277
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Thu 4/16
7:00 am-11:59 pm
2 stops17h 59m
Santa Rosa Sonoma County
Tue 4/21
7:05 am-6:46 pm
2 stops10h 41m
$293
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Sun 4/5
7:00 am-6:01 pm
1 stop12h 01m
Santa Rosa Sonoma County
Fri 4/10
7:02 pm-1:10 pm
1 stop17h 08m
$386
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Thu 8/20
7:20 am-2:20 pm
1 stop8h 00m
Santa Rosa Sonoma County
Mon 8/24
6:05 am-2:50 pm
1 stop7h 45m
$424
BillingsSanta Rosa
BIL - STS
BILSTS
Billings Logan Intl
Tue 3/24
7:56 am-9:10 am
2 stops26h 14m
Santa Rosa Sonoma County
Sat 3/28
7:30 am-11:58 pm
2 stops15h 28m
$855
Cheapest one-way
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Fri 4/17
3:04 pm-11:59 pm
2 stops9h 55m
$157
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Wed 7/8
6:00 am-6:46 pm
2 stops13h 46m
$200
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Thu 4/16
6:15 am-4:00 pm
1 stop10h 45m
$215
Quickest one-way
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Thu 7/30
6:00 am-12:17 pm
1 stop7h 17m
$226
BozemanSanta Rosa
BZN - STS
BZNSTS
Bozeman Gallatin Field
Thu 4/16
7:26 pm-11:59 pm
3 stops29h 33m
$395
Showing 1-10 of 14 resultsSorted by cheapest first
Best time to book a flight from Montana to Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Montana with our price prediction graph.
BIL-STS
BZN-STS
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 Montana to Santa Rosa
USMT-STS
BIL-STS
BZN-STS
What is the cheapest month to book a flight from Montana to Santa Rosa?
Currently, July is the cheapest month in which you can book a flight from Montana to Santa Rosa (average of $41). Flying from Montana to Santa Rosa in May is currently the most expensive (average of $216). 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Santa Rosa?
Book flights to Santa Rosa if you plan to visit one of these locationsFort Bragg
Ukiah
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Alternative routes for Montana to Santa Rosa
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Complete your trip
Complete your trip to Santa Rosa by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Montana to Santa Rosa, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and Santa Rosa flights
Browse other Montana and Santa Rosa flight options. Last updated on March 13, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Santa Rosa
Explore flights to Santa Rosa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 13, 2026.
Montana to Santa Rosa flights
Consider these flights traveling from Montana to Santa Rosa.
Top airline flying from Montana to Santa Rosa
Discover the top airline that operate flights from Montana to Santa Rosa. 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 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$430 | FlexibilityNo cancel fee | On-time75% |