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$431+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
HDN — STL
Dec 24 — Dec 311
Wed 12/24
Wed 12/31
1 adult, Economy
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Find flight deals from Hayden to St. Louis

Cheapest flights from Hayden to St. Louis
Explore the most affordable flight options available from Hayden to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 24, 2025.

This Southwest deal was found by Cheapflights users on 11/21. 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 11/2411:45 amHDN - STL
1 stop4h 05mSouthwest
Fri 11/285:30 amSTL - HDN
1 stop6h 30mSouthwest
Deal found 11/21$475
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/237:00 amHDN - STL
1 stop4h 39mUnited Airlines
Thu 11/279:00 amSTL - HDN
1 stop4h 32mUnited Airlines
Deal found 11/21$499
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/221:28 pmHDN - STL
2 stops8h 17mUnited Airlines
Thu 11/279:00 amSTL - HDN
1 stop4h 32mUnited Airlines
Deal found 11/21$504
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/237:00 amHDN - STL
1 stop4h 39mUnited Airlines
Wed 11/269:00 amSTL - HDN
1 stop4h 32mUnited Airlines
Deal found 11/21$646
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/221:28 pmHDN - STL
2 stops8h 17mUnited Airlines
Fri 11/289:00 amSTL - HDN
1 stop4h 32mUnited Airlines
Deal found 11/21$651
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/221:28 pmHDN - STL
2 stops8h 17mUnited Airlines
Wed 11/268:00 amSTL - HDN
2 stops13h 19mUnited Airlines
Deal found 11/21$688
This United Airlines deal was found by Cheapflights users on 11/21. 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 11/237:00 amHDN - STL
2 stops7h 46mUnited Airlines
Fri 11/289:00 amSTL - HDN
1 stop4h 32mUnited Airlines
Deal found 11/21$732

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 24, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$431
(United Airlines)
Provider with most accurate pricing for Hayden Yampa Valley-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hayden Yampa Valley-Lambert-St Louis flights.
Search Deals
From Hayden Yampa Valley to Lambert-St Louis
Search Deals

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 24, 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 1/27

1:32 pm-8:58 pm

1 stop6h 26m

Lambert-St Louis

Thu 1/29

6:00 am-12:15 pm

1 stop7h 15m

$431

HaydenSt. Louis

HDN - STL

HDNSTL

Hayden Yampa Valley

Tue 1/27

1:19 pm-7:29 pm

1 stop5h 10m

Lambert-St Louis

Thu 1/29

6:00 am-12:27 pm

1 stop7h 27m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

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.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.

  • How long is the flight from Hayden, Colorado to St. Louis?

    Departing from Hayden, Colorado to St. Louis will take you 5h 10m. The distance from Hayden, Colorado to St. Louis is about 903 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hayden 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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