$217+ Cheap flights from Hayden, CO to St. Louis (HDN - STL)
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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
HDN — STL
Dec 6 — Dec 131
1 adult, Economy
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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.Find flight deals from Hayden to St. Louis
Best flights from Hayden to St. LouisDiscover carefully curated flight deals from Hayden to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.
Discover carefully curated flight deals from Hayden to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/101:53 pmHDN - STL
1 stop8h 47mDelta
Wed 3/118:50 amSTL - HDN
1 stop6h 56mDelta
Deal found 11/5![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:20 pmHDN - STL
1 stop4h 34mUnited Airlines
Wed 3/115:00 amSTL - HDN
2 stops10h 42mUnited Airlines
Deal found 11/5![United Airlines logo]()
$327
Cheap flight deals from Hayden to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Hayden (HDN) 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 November 6, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $217 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Hayden 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 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Hayden to St. Louis that are best for you.
Fly from
Hayden
Fly to
St. Louis
Route
Depart
Return
Price
HaydenSt. Louis
HDN - STL
HDNSTL
Hayden Yampa Valley
Tue 3/10
1:53 pm-11:40 pm
1 stop8h 47m
Lambert-St Louis
Wed 3/11
8:50 am-2:46 pm
1 stop6h 56m
$217
HaydenSt. Louis
HDN - STL
HDNSTL
Hayden Yampa Valley
Tue 3/10
3:20 pm-8:54 pm
1 stop4h 34m
Lambert-St Louis
Wed 3/11
5:00 am-2:42 pm
2 stops10h 42m
$327
Compare providers for flights from Hayden to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hayden to St. Louis in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hayden, Colorado-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hayden, Colorado-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hayden, Colorado-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hayden, Colorado-St. Louis flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hayden, Colorado-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Hayden to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Hayden 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.
Related info for your journey
Find useful and relevant information for your journey from Hayden to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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