STL - HVN

$433 Find Cheap Flights from St. Louis to New Haven - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$433
Typical prices: $380-$474
Multiple Airlines
Mon 10/1Thu 10/4
STL - HVN • 2 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

Thu, Oct 1 - Sun, Oct 4
Multiple Airlines Logo
6:39 pm - 5:44 pmSTL  Lambert-St Louis-HVN Tweed-New Haven
22h 05m2 stops Orlando Raleigh-Durham
Multiple Airlines Logo
7:54 pm - 4:34 pmHVN  Tweed-New Haven-STL Lambert-St Louis
21h 40m1 stop Orlando
$433Multiple 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 from St. Louis to New Haven 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 940 minutes over the past 3 months.

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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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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. Other layover airports each see under 5%.

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

    Yes. Being flexible with your travel dates can save you up to 20% on the St. Louis to New Haven route. 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 popular places can I visit in New Haven?

    Some of the most popular sights in New Haven are Yale University, Southern Connecticut State University and Shubert Theater. These are among the most viewed places in New Haven on KAYAK.

  • 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.

  • 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.

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 can be flexible, aim for a Friday departure instead of Thursday. On this route, Friday flights average $380 - about $94 less than Thursday (20% savings) based on the last 12 months.

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