STL - HVN

$201 Find Cheap Flights from St. Louis to New Haven - Compare and Save

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Everything you should know

Cheapest round-trip
$499
Typical prices: $380-$474
Multiple Airlines
Sun 11/4Thu 11/8
STL - HVN • 3 stops
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Cheap Flights from St. Louis to New Haven (STL-HVN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to New Haven

Wed, Nov 4 - Sun, Nov 8
Multiple Airlines Logo
4:18 pm - 5:44 pmSTL  Lambert-St Louis-HVN Tweed-New Haven
24h 26m3 stops Denver Intl Orlando Raleigh-Durham
Multiple Airlines Logo
4:45 pm - 11:16 pmHVN  Tweed-New Haven-STL Lambert-St Louis
31h 31m3 stops Chicago O'Hare Intl Baltimore/Washington Orlando
$499Multiple Airlines
Wed, Nov 4 - Sun, Nov 8
Multiple Airlines Logo
6:44 pm - 3:39 pmSTL  Lambert-St Louis-HVN Tweed-New Haven
19h 55m2 stops Atlanta Hartsfield-Jackson Orlando
Multiple Airlines Logo
4:45 pm - 11:16 pmHVN  Tweed-New Haven-STL Lambert-St Louis
31h 31m3 stops Chicago O'Hare Intl Baltimore/Washington Orlando
$506Multiple Airlines
Wed, Nov 4 - Sun, Nov 8
Multiple Airlines Logo
6:44 pm - 3:39 pmSTL  Lambert-St Louis-HVN Tweed-New Haven
19h 55m2 stops Atlanta Hartsfield-Jackson Orlando
Multiple Airlines Logo
7:00 pm - 5:42 pmHVN  Tweed-New Haven-STL Lambert-St Louis
23h 42m2 stops Baltimore/Washington Atlanta Hartsfield-Jackson
$525Multiple Airlines
Wed, Nov 4 - Sun, Nov 8
Multiple Airlines Logo
6:44 pm - 3:39 pmSTL  Lambert-St Louis-HVN Tweed-New Haven
19h 55m2 stops Atlanta Hartsfield-Jackson Orlando
Multiple Airlines Logo
9:20 am - 11:16 pmHVN  Tweed-New Haven-STL Lambert-St Louis
14h 56m1 stop Orlando
$705Multiple Airlines
Booking Insights

Price, demand and travel trends for St. Louis to New Haven flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest layover airport when flying from St. Louis to New Haven?

Flights via Orlando (MCO) offer the most affordable fares, with an average round-trip price of $380. Based on KAYAK data over the past 3 months.

When flying from St. Louis to New Haven which airport offers the shortest layover?

Orlando (MCO) had the shortest average connection time for St. Louis to New Haven layovers at 15h 40m over the past 3 months.

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Key details for St. Louis to New Haven flights

Cheapest flight

$201
One-way flight from St. Louis to New Haven

When to book flights from St. Louis to New Haven

Are your dates flexible? Find out the best times to travel from St. Louis to New Haven based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to New Haven flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • Do I need a passport to fly from St. Louis to New Haven?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from St. Louis to New Haven changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $499 to $705. That means the highest observed fare was about 41% higher than the lowest one.

  • Which airports can I use when flying from St. Louis to New Haven?

    Flights from St. Louis to New Haven usually depart from Lambert-St Louis (STL) and arrive at Tweed-New Haven (HVN).

  • Which airports do connecting flights from St. Louis to New Haven pass through?

    Most connecting flights from St. Louis to New Haven pass through Orlando (MCO), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from St. Louis to New Haven?

    Yes. Flexible dates can save you up to 20% on flights from St. Louis to New Haven. Friday is the cheapest departure day at $380 round-trip on average, while Thursday is the most expensive at $474, a difference of $94.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between St. Louis and New Haven?

    New Haven is 1 hour ahead of St. Louis (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in New Haven?

    Some of the most popular sights in New Haven are Shubert Theater, Yale University Art Gallery and Yale Repertory Theater. These are among the most viewed places in New Haven on KAYAK.

Your guide to booking St. Louis to New Haven flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Thursday. On this route, Friday flights average $380, about $94 less than Thursday fares (20% savings) based on the last 12 months.

More options for your flight from St. Louis to New Haven

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