YHZ - STL

C$ 344 Find Cheap Flights from Halifax to St. Louis – Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
C$ 532
Typical prices: C$ 503-C$ 653
United Airlines
Mon 15/10Fri 19/10
YHZ - STL • 1 stop
Cheapest one-way flights
C$ 344
Typical prices: C$ 317-C$ 530
United Airlines
Sun 14/10
YHZ - STL • 2 stops
Direct flights
Not available
There are currently no direct flights between Halifax and St. Louis. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 28% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
New York LaGuardia (LGA)
Cheapest • Avg C$ 483 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 11m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to St. Louis!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Halifax to St. Louis (YHZ-STL)

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

Recent round-trip flight deals from Halifax to St. Louis

Thu, 15 Oct - Mon, 19 Oct
United Airlines Logo
7:00 a.m. - 9:09 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
16h 09m1 stop Newark
United Airlines Logo
7:30 a.m. - 11:55 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
14h 25m1 stop Newark
C$ 532United Airlines
Tue, 20 Oct - Wed, 21 Oct
Air Canada Logo
2:05 p.m. - 8:20 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 15m1 stop Toronto Pearson Intl
Air Canada Logo
2:40 p.m. - 9:54 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
5h 14m1 stop Toronto Pearson Intl
C$ 547Air Canada
Thu, 15 Oct - Mon, 19 Oct
Air Canada Logo
7:15 a.m. - 2:00 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 45m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
8:55 a.m. - 8:29 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
9h 34m2 stops Toronto Pearson Intl Ottawa
C$ 547Air Canada
Tue, 20 Oct - Wed, 21 Oct
Air Canada Logo
7:15 a.m. - 2:00 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 45m2 stops Ottawa Toronto Pearson Intl
Air Canada Logo
2:40 p.m. - 9:54 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
5h 14m1 stop Toronto Pearson Intl
C$ 547Air Canada
Thu, 15 Oct - Mon, 19 Oct
United Airlines Logo
7:00 a.m. - 9:09 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
16h 09m1 stop Newark
United Airlines Logo
7:30 a.m. - 11:55 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
14h 25m1 stop Newark
C$ 612United Airlines
Sat, 10 Oct - Tue, 3 Nov
United Airlines Logo
7:00 a.m. - 9:37 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
16h 37m1 stop Newark
United Airlines Logo
6:50 p.m. - 1:24 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
16h 34m2 stops Chicago O'Hare Intl Newark
C$ 613United Airlines
Thu, 15 Oct - Mon, 19 Oct
United Airlines Logo
7:00 a.m. - 9:09 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
16h 09m1 stop Newark
United Airlines Logo
7:30 a.m. - 11:55 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
14h 25m1 stop Newark
C$ 613United Airlines
Thu, 15 Oct - Thu, 22 Oct
WestJet Logo
5:50 p.m. - 11:54 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
32h 04m2 stops Vancouver Intl Atlanta Hartsfield-Jackson
WestJet Logo
6:00 a.m. - 9:20 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
37h 20m2 stops Atlanta Hartsfield-Jackson Calgary
C$ 647WestJet
Sat, 10 Oct - Tue, 3 Nov
WestJet Logo
6:15 p.m. - 9:09 a.m.YHZ  Halifax Intl-STL Lambert-St Louis
16h 54m2 stops Calgary Atlanta Hartsfield-Jackson
WestJet Logo
6:47 a.m. - 12:15 a.m.STL  Lambert-St Louis-YHZ Halifax Intl
15h 28m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl
C$ 680WestJet
Mon, 19 Oct - Fri, 23 Oct
WestJet Logo
6:15 p.m. - 10:51 a.m.YHZ  Halifax Intl-STL Lambert-St Louis
18h 36m2 stops Calgary Atlanta Hartsfield-Jackson
WestJet Logo
6:00 a.m. - 9:20 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
37h 20m2 stops Atlanta Hartsfield-Jackson Calgary
C$ 687WestJet
Booking Insights

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

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

How much is a round-trip flight from Halifax to St. Louis?

Round-trip flights from Halifax to St. Louis start at C$ 532. Prices are typical for this route right now, with typical round-trip fares ranging from C$ 503 to C$ 653. The lowest price found in the past 5 days was C$ 532 on United Airlines.

What's the cheapest day of the week to fly from Halifax to St. Louis?

Tuesday is the cheapest day of the week to fly from Halifax to St. Louis and is 9% cheaper than the average day. Saturday is the most expensive day with flight prices 18% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Halifax to St. Louis flights

Low season

April

Cheapest flight

C$ 344
Best time to beat the crowds but there is an average 64% increase in price.
Most popular time to fly and prices are also 12% lower on average.
Flights from Halifax to St. Louis

When to book flights from Halifax to St. Louis

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

Your Halifax to St. Louis 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 Halifax to St. Louis?

    Flights from Halifax to St. Louis usually depart from Halifax Intl (YHZ) and arrive at Lambert-St Louis (STL).

  • Which cabin classes can I book on flights from Halifax to St. Louis?

    Only Economy Class is available on flights from Halifax to St. Louis.

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

    One-stop flights from Halifax to St. Louis most commonly connect through:

    • Detroit Metropolitan Wayne County (DTW) – 43% of one-stop connections
    • Toronto Pearson Intl (YYZ) – 35% of one-stop connections
    • Newark (EWR) – 9% of one-stop connections
    • New York LaGuardia (LGA) – 9% of one-stop connections

    Detroit Metropolitan Wayne County (DTW) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 23% on the Halifax to St. Louis route. Tuesday is the cheapest departure day at C$ 514 round-trip on average, while Saturday is the most expensive at C$ 665, a difference of C$ 151. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Which popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Forest Park Hotel, Hyatt Regency St Louis At The Arch, and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

  • How long does a flight from Halifax to St. Louis take?

    A direct flight from Halifax to St. Louis takes 0h 00m, covering 3,724 km.

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

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

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

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 532 to C$ 1,229. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Halifax to St. Louis looking right now?

    One-way fares from Halifax to St. Louis are currently lower than usual. Average one-way flight prices are about C$ 372, which is 14% below the typical average for this route.

  • How much time can I save by choosing a different layover airport when travelling from Halifax to St. Louis?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 6h 11m, compared with 7h 11m via Detroit Metropolitan Wayne County (DTW) and 7h 19m via Newark (EWR).

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

    St. Louis is 2 hours behind Halifax (Central Time vs Atlantic Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around C$ 43 for economy cars. Top options include:
    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

  • How much should I expect to pay for a Halifax to St. Louis flight?

    Round-trip flights from Halifax to St. Louis range from C$ 503 to C$ 653, with an average of C$ 563 over the past 12 months. Anything below C$ 503 counts as a good deal.

Your guide to booking Halifax to St. Louis 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 Tuesday departure instead of Saturday. On this route, Tuesday flights average C$ 514 – about C$ 151 less than Saturday (23% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Halifax to St. Louis trip for November. Fares historically average C$ 404 round-trip in that month – typically C$ 516 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Lambert-St Louis Airport.
    - Drury Inn & Suites St. Louis Airport
    - Renaissance St. Louis Airport Hotel
    - DoubleTree by Hilton St. Louis Airport

More options for your flight from Halifax to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental

Car rentals in St. Louis
Hotels in St. Louis
Vacations in St. Louis