$84+ Cheap flights from Pasadena, CA 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STS
May 9 — May 161
Round-trip
1 adult, Economy
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Find cheap flights from Pasadena to Santa Rosa 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.Cheapflights Tip: The best prices from Pasadena to Santa Rosa Sonoma County are usually found in July or September, booked 54 days in advance, depart on a Wednesday or Sunday and return on a Thursday
Cheap flight deals from Pasadena to Santa Rosa
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pasadena to Santa RosaExplore the most affordable flight options available from Pasadena to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
Explore the most affordable flight options available from Pasadena to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:29 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Sat 5/305:21 pm
STS
- LAX
Nonstop1h 32m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$142
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Sat 5/27:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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.
Sat 5/98:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Tue 5/127:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:29 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Sun 5/177:59 am
STS
- LAX
Nonstop1h 39m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$157
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:45 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Fri 5/295:21 pm
STS
- LAX
Nonstop1h 40m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:15 pm
LAX
- STS
Nonstop1h 46m
Alaska Airlines
Mon 5/47:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/2910:55 am
LAX
- STS
1 stop5h 00m
Southwest
Sat 5/96:05 am
STS
- LAX
2 stops7h 55m
Southwest
Deal found 4/7![Southwest logo]()
$172
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:20 am
LAX
- STS
1 stop6h 05m
Southwest
Mon 5/44:40 pm
STS
- LAX
2 stops6h 40m
Southwest
Deal found 4/8![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/85:00 pm
LAX
- STS
2 stops6h 30m
Southwest
Wed 6/102:15 pm
STS
- LAX
1 stop8h 45m
Southwest
Deal found 4/8![Southwest logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 4/308:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Tue 5/57:10 pm
STS
- LAX
Nonstop1h 42m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$192
Best flights from Pasadena to Santa RosaDiscover carefully curated flight deals from Pasadena to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
Discover carefully curated flight deals from Pasadena to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 9, 2026.
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/91:55 pm
LAX
- STS
2 stops6h 35m
Southwest
Tue 5/124:35 pm
STS
- LAX
1 stop4h 35m
Southwest
Deal found 4/5![Southwest logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/38:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Thu 5/76:51 pm
STS
- LAX
Nonstop1h 42m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/293:40 pm
LAX
- STS
2 stops7h 00m
Southwest
Sat 6/612:15 pm
STS
- LAX
1 stop6h 10m
Southwest
Deal found 4/7![Southwest logo]()
$182
This Alaska Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 6/115:46 pm
LAX
- STS
Nonstop1h 43m
Alaska Airlines
Mon 6/1511:47 am
STS
- LAX
Nonstop1h 40m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 6/209:00 am
LAX
- STS
Nonstop1h 45m
Alaska Airlines
Sun 6/216:00 am
STS
- LAX
Nonstop1h 44m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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.
Thu 6/112:09 pm
LAX
- STS
Nonstop1h 46m
Alaska Airlines
Sun 6/146:00 am
STS
- LAX
Nonstop1h 44m
Alaska Airlines
Deal found 4/9![Alaska Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:40 pm
LAX
- STS
2 stops7h 00m
Southwest
Mon 5/116:00 am
STS
- LAX
2 stops8h 05m
Southwest
Deal found 4/5![Southwest logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 5/97:45 am
LAX
- STS
1 stop15h 12m
Alaska Airlines
Tue 5/127:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/9![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/206:00 am
LAX
- STS
1 stop6h 17m
Alaska Airlines
Thu 5/285:21 pm
STS
- LAX
Nonstop1h 40m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$255
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/169:00 am
LAX
- STS
1 stop10h 46m
Alaska Airlines
Sun 5/177:59 am
STS
- LAX
Nonstop1h 39m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:45 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Sat 5/168:26 pm
STS
- LAX
1 stop27h 35m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:15 am
LAX
- STS
1 stop16h 15m
Alaska Airlines
Sun 5/177:59 am
STS
- LAX
Nonstop1h 39m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$280
Last-minute flights from Pasadena to Santa RosaDiscover last-minute flight deals from Pasadena to Santa Rosa. Data last updated April 9, 2026 and is based on user searches.
Discover last-minute flight deals from Pasadena to Santa Rosa. Data last updated April 9, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 4/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Sat 5/27:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/2910:55 am
LAX
- STS
1 stop5h 00m
Southwest
Sat 5/96:05 am
STS
- LAX
2 stops7h 55m
Southwest
Deal found 4/7![Southwest logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:15 pm
LAX
- STS
Nonstop1h 46m
Alaska Airlines
Mon 5/47:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:20 am
LAX
- STS
1 stop6h 05m
Southwest
Mon 5/44:40 pm
STS
- LAX
2 stops6h 40m
Southwest
Deal found 4/8![Southwest logo]()
$182
This Alaska Airlines deal was found by Cheapflights users on 4/8. 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.
Sat 5/98:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Tue 5/127:00 am
STS
- LAX
Nonstop1h 46m
Alaska Airlines
Deal found 4/8![Alaska Airlines logo]()
$152
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Wed 5/135:21 pm
STS
- LAX
Nonstop1h 40m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$197
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:29 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Sun 5/177:59 am
STS
- LAX
Nonstop1h 39m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$157
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:45 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Fri 5/295:21 pm
STS
- LAX
Nonstop1h 40m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$161
This Trip.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/236:29 pm
LAX
- STS
Nonstop1h 37m
Alaska Airlines
Sat 5/305:21 pm
STS
- LAX
Nonstop1h 32m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$142
One-way flights from Pasadena to Santa RosaSearch for one-way flight options from Pasadena to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
Search for one-way flight options from Pasadena to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated April 9, 2026.
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:55 am
LAX
- STS
1 stop5h 00m
Southwest
Deal found 4/8![Southwest logo]()
$84
This deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$94
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:09 am
LAX
- STS
Nonstop1h 52m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$99
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/79:15 pm
LAX
- STS
Nonstop1h 46m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$104
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/2910:00 am
LAX
- STS
1 stop5h 50m
American Airlines
Deal found 4/7![American Airlines logo]()
$114
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:15 am
LAX
- STS
1 stop4h 45m
Southwest
Deal found 4/7![Southwest logo]()
$124
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/112:09 pm
LAX
- STS
Nonstop1h 46m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$134
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 5/306:15 am
LAX
- STS
1 stop6h 18m
American Airlines
Deal found 4/9![American Airlines logo]()
$139
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 6/105:35 am
LAX
- STS
1 stop5h 30m
Southwest
Deal found 4/7![Southwest logo]()
$144
This Southwest deal was found by Cheapflights users on 4/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/83:40 pm
LAX
- STS
2 stops7h 00m
Southwest
Deal found 4/9![Southwest logo]()
$149
Find flight deals from Pasadena to Santa Rosa
Keep the following information in mind while searching for Pasadena to Santa Rosa flight deals. Data was last updated April 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $142 (Trip.com) |
One-way from | $84 (Southwest) |
Popular in | March |
Cheapest in | July |
Average price | $247 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pasadena 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 April 9, 2026.
Use the filters below to find and compare flights from Pasadena to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Sat 5/9
1:55 pm-8:30 pm
2 stops6h 35m
Santa Rosa Sonoma County
Tue 5/12
4:35 pm-9:10 pm
1 stop4h 35m
$177
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Fri 5/29
3:40 pm-10:40 pm
2 stops7h 00m
Santa Rosa Sonoma County
Sat 6/6
12:15 pm-6:25 pm
1 stop6h 10m
$182
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Sun 5/3
8:09 am-10:01 am
Nonstop1h 52m
Santa Rosa Sonoma County
Thu 5/7
6:51 pm-8:33 pm
Nonstop1h 42m
$207
Quickest round-trip
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Thu 6/11
5:46 pm-7:29 pm
Nonstop1h 43m
Santa Rosa Sonoma County
Mon 6/15
11:47 am-1:27 pm
Nonstop1h 40m
$227
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Sat 6/20
9:00 am-10:45 am
Nonstop1h 45m
Santa Rosa Sonoma County
Sun 6/21
6:00 am-7:44 am
Nonstop1h 44m
$227
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Thu 6/11
2:09 pm-3:55 pm
Nonstop1h 46m
Santa Rosa Sonoma County
Sun 6/14
6:00 am-7:44 am
Nonstop1h 44m
$227
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Sat 5/9
7:45 am-10:57 pm
1 stop15h 12m
Santa Rosa Sonoma County
Tue 5/12
7:00 am-8:46 am
Nonstop1h 46m
$245
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Wed 5/20
6:00 am-12:17 pm
1 stop6h 17m
Santa Rosa Sonoma County
Thu 5/28
5:21 pm-7:01 pm
Nonstop1h 40m
$255
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Sat 5/16
9:00 am-7:46 pm
1 stop10h 46m
Santa Rosa Sonoma County
Sun 5/17
7:59 am-9:38 am
Nonstop1h 39m
$265
Los AngelesSanta Rosa
LAX - STS
LAXSTS
Los Angeles
Fri 5/15
7:45 pm-9:22 pm
Nonstop1h 37m
Santa Rosa Sonoma County
Sat 5/16
8:26 pm-12:01 am
1 stop27h 35m
$265
Showing 1-10 of 22 resultsSorted by cheapest first
Best time to book a flight from Pasadena to Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Pasadena with our price prediction graph.
LAX-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 Pasadena to Santa Rosa
P4S-STS
LAX-STS
How far ahead should I book a flight from Pasadena to Santa Rosa?
Use this chart to determine the optimal time to book a round-trip flight from Pasadena to Santa Rosa. Price data was last updated on April 3, 2026.
The price you pay for your flight from Pasadena to Santa Rosa may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Pasadena to Santa Rosa?
Currently, May is the cheapest month in which you can book a flight from Pasadena to Santa Rosa (average of $32). Flying from Pasadena to Santa Rosa in February is currently the most expensive (average of $58). 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.
What is the cheapest time of day to fly from P4S to STS?
Find hourly flight availability from Pasadena to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 9, 2026.
One of the essential ways to save on airfare from Pasadena to Santa Rosa is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.
What is the cheapest day to fly from Pasadena to Santa Rosa?
Use this chart to determine the cheapest time to fly round-trip from Pasadena to Santa Rosa. Price data was last updated on April 4, 2026.
Travelers seeking maximum savings on their Pasadena to Santa Rosa flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Pasadena to Santa Rosa
Explore weekly flight availability from Pasadena to Santa Rosa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 9, 2026.
The most flights from P4S to STS are scheduled on a Thursday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Pasadena to Santa Rosa?
Reviews of airlines servicing Santa Rosa
Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated April 9, 2026.
See what other customers who have flown with Alaska Airlines,Hawaiian Airlines, andAvelo Airlines from Pasadena to Santa Rosa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Avelo Airlines
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Entertainment
7.0
Overall
7.9
Food
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Pasadena 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
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Top 6 airlines flying from Pasadena to Santa Rosa
Discover the top 6 airlines that operate flights from Pasadena 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 April 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$40 | Average$138 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$44 | Average$129 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$252 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$117 | Average$243 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$215 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$222 | Average$359 | FlexibilityNo cancel fee | On-time71% |