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Cheap flights from Santa Rosa to St. Louis (STS - STL) from $414

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STS — STL
Jun 18 — Jun 251
From?
To?
Tue 6/18
Tue 6/25
1 adult, Economy
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Cheap flight deals from Santa Rosa to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 13, 2024.

Round-trip from

$318
From Santa Rosa Sonoma County to Lambert-St Louis
Search Deals

What is the cheapest day to fly round-trip from Santa Rosa to St. Louis?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 26% on your flight compared to booking on days when demand is much higher.

How far in advance should I book a flight from Santa Rosa to St. Louis?

Travelers have found it’s best to book a flight 59 days in advance to save up to 79% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 59 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Santa Rosa to St. Louis 1-2 weeks in advance for as low as $267, or $495 for flights within the next 24 hours.

What is the cheapest month to fly from Santa Rosa to St. Louis?

February can be a great time to fly to St. Louis from Santa Rosa with a flight ticket averaging about $406. Cheapflights users have found deals in the month of February for as cheap as $160. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from STS to STL?

When flying from Santa Rosa to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the morning.

Cheap Santa Rosa to St. Louis flights in June & July 2024

Find cheap flight options from Santa Rosa to St. Louis specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Prices were last updated on June 13, 2024.
Thu 7/412:20 pmSTS - STL
3 stops23h 56mMultiple Airlines
Sun 7/76:30 pmSTL - STS
2 stops25h 25mMultiple Airlines
Deal found 6/12$441
Thu 7/42:50 pmSTS - STL
3 stops21h 26mMultiple Airlines
Sun 7/76:30 pmSTL - STS
3 stops28h 25mMultiple Airlines
Deal found 6/12$453
Thu 7/44:14 pmSTS - STL
1 stop5h 36mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$518
Wed 7/174:14 pmSTS - STL
1 stop5h 41mAmerican Airlines
Mon 7/227:00 amSTL - STS
1 stop6h 48mAmerican Airlines
Deal found 6/12$568
Wed 7/174:14 pmSTS - STL
1 stop5h 41mAmerican Airlines
Mon 7/226:04 amSTL - STS
2 stops11h 36mAmerican Airlines
Deal found 6/12$573
Wed 7/174:14 pmSTS - STL
2 stops14h 16mAmerican Airlines
Mon 7/226:04 amSTL - STS
2 stops11h 36mAmerican Airlines
Deal found 6/12$578
Thu 7/44:14 pmSTS - STL
2 stops19h 02mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$607
Wed 7/312:33 pmSTS - STL
1 stop26h 14mAmerican Airlines
Sun 7/77:00 amSTL - STS
1 stop6h 48mAmerican Airlines
Deal found 6/12$714
Wed 7/34:15 pmSTS - STL
2 stops14h 39mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$719

Santa Rosa to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Santa Rosa and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Thu 7/412:20 pmSTS - STL
3 stops23h 56mMultiple Airlines
Sun 7/76:30 pmSTL - STS
2 stops25h 25mMultiple Airlines
Deal found 6/12$441
Thu 7/42:50 pmSTS - STL
3 stops21h 26mMultiple Airlines
Sun 7/76:30 pmSTL - STS
3 stops28h 25mMultiple Airlines
Deal found 6/12$453
Thu 7/44:14 pmSTS - STL
1 stop5h 36mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$518
Wed 7/174:14 pmSTS - STL
1 stop5h 41mAmerican Airlines
Mon 7/227:00 amSTL - STS
1 stop6h 48mAmerican Airlines
Deal found 6/12$568
Wed 7/174:14 pmSTS - STL
1 stop5h 41mAmerican Airlines
Mon 7/226:04 amSTL - STS
2 stops11h 36mAmerican Airlines
Deal found 6/12$573
Wed 7/174:14 pmSTS - STL
2 stops14h 16mAmerican Airlines
Mon 7/226:04 amSTL - STS
2 stops11h 36mAmerican Airlines
Deal found 6/12$578
Thu 7/44:14 pmSTS - STL
2 stops19h 02mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$607
Wed 7/312:33 pmSTS - STL
1 stop26h 14mAmerican Airlines
Sun 7/77:00 amSTL - STS
1 stop6h 48mAmerican Airlines
Deal found 6/12$714
Wed 7/34:15 pmSTS - STL
2 stops14h 39mAmerican Airlines
Sun 7/75:22 amSTL - STS
1 stop8h 26mAmerican Airlines
Deal found 6/12$719

One-way flights to St. Louis from Santa Rosa

Search for one-way flight options from Santa Rosa to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,214,720 searches. Data last updated June 13, 2024.
Wed 6/1912:33 pmSTS - STL
1 stop8h 24mAmerican Airlines
Deal found 6/12$414
Tue 6/187:00 amSTS - STL
2 stops11h 24mAlaska Airlines
Deal found 6/12$524
Mon 6/244:14 pmSTS - STL
2 stops24h 29mAmerican Airlines
Deal found 6/12$535
Fri 6/214:14 pmSTS - STL
2 stops26h 02mAmerican Airlines
Deal found 6/12$551
Thu 6/2012:33 pmSTS - STL
1 stop8h 24mAmerican Airlines
Deal found 6/12$584
Wed 6/197:00 amSTS - STL
2 stops13h 58mAlaska Airlines
Deal found 6/12$614
Sat 6/2212:33 pmSTS - STL
2 stops23h 53mAmerican Airlines
Deal found 6/12$647
Thu 6/204:14 pmSTS - STL
2 stops22h 34mAmerican Airlines
Deal found 6/12$684
Sun 6/237:03 pmSTS - STL
2 stops26h 56mAlaska Airlines
Deal found 6/12$685

Find flights from Santa Rosa to St. Louis within your budget

Customize your flight search to find flights from Santa Rosa to St. Louis 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 3,214,720 searches. Data last updated June 13, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$441 - $748

Route

Depart

Return

Price

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Thu 7/4

3 stops23h 56m

Lambert-St Louis

Sun 7/7

2 stops25h 25m

$441

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Thu 7/4

3 stops21h 26m

Lambert-St Louis

Sun 7/7

3 stops28h 25m

$453

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Thu 7/4

1 stop5h 36m

Lambert-St Louis

Sun 7/7

1 stop8h 26m

$518

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Wed 7/17

1 stop5h 41m

Lambert-St Louis

Mon 7/22

1 stop6h 48m

$568

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Wed 7/17

1 stop5h 41m

Lambert-St Louis

Mon 7/22

2 stops11h 36m

$573

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Wed 7/17

2 stops14h 16m

Lambert-St Louis

Mon 7/22

2 stops11h 36m

$578

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Thu 7/4

2 stops19h 02m

Lambert-St Louis

Sun 7/7

1 stop8h 26m

$607

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Wed 7/3

1 stop26h 14m

Lambert-St Louis

Sun 7/7

1 stop6h 48m

$714

Santa Rosa Sonoma CountyLambert-St Louis

STS - STL

STSSTL

Santa Rosa Sonoma County

Wed 7/3

2 stops26h 05m

Lambert-St Louis

Sun 7/7

2 stops17h 09m

$748

Flights are sorted by cheapest first

Deals found on 6/12

What is the cheapest day to fly from Santa Rosa to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Santa Rosa to St. Louis. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Santa Rosa to St. Louis flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Santa Rosa to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Santa Rosa with our price prediction graph.
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.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated June 13, 2024.
Alaska Airlines
8.1
Very good
9,272 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,272 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,272 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.3

Food

7.3

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Santa Rosa to St. Louis for under $500 on Cheapflights?

    Yes, there are multiple flights from Santa Rosa to St. Louis for under $500. The cheapest flight booked recently is on Multiple Airlines for just $441, but on average you can expect to pay $591.

  • What are the cheapest airlines flying from Santa Rosa to St. Louis round-trip?

    American Airlines, at $518, was found to be the cheapest airline from Santa Rosa to St. Louis. An alternate airline flying to your destination would be Alaska Airlines.

  • What does STS to STL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Santa Rosa Sonoma County Airport to Lambert-St Louis Airport flight would often be abbreviated as a STS to STL flight.

  • Can I find deals for flights from Santa Rosa to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Santa Rosa to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Santa Rosa to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Santa Rosa to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Santa Rosa to St. Louis that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to St. Louis.

  • Can I find deals for business class flights from Santa Rosa to St. Louis?

    Yes. Cheapflights offers flight deals from Santa Rosa to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Santa Rosa to St. Louis that allow pets onboard?

    Many airlines flying from Santa Rosa to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Santa Rosa to St. Louis?

    Yes, you can often find last-minute deals on Santa Rosa to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Santa Rosa to St. Louis flight deals updated?

    The Santa Rosa to St. Louis flight deals you see on this page were last updated on 6/12.

  • What is the cheapest month to book a flight from Santa Rosa to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Santa Rosa to St. Louis (average of $318). Flying from Santa Rosa to St. Louis in July is currently the most expensive (average of $362). 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.

See more FAQs

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Top 2 airlines flying from Santa Rosa to St. Louis

Discover the top 2 airlines that operate flights from Santa Rosa to St. Louis. 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 3,214,720 searches. Data last updated June 13, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$483Average$548FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$490Average$607FlexibilityNo cancel feeOn-time71%
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Search flights from Santa Rosa to St. Louis by cabin class

Find flights from Santa Rosa to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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