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Cheap flights from Halifax to St. Louis from C$ 296

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — STL
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Halifax to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Halifax to St. Louis
Explore the most affordable flight options available from Halifax to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Fri 4/97:15 a.m.
YHZ
-
STL
2 stops8h 47m
Air Canada
Thu 10/98:55 a.m.
STL
-
YHZ
2 stops9h 34m
Air Canada
Deal found 27/7C$ 499
Mon 21/93:30 p.m.
YHZ
-
STL
1 stop23h 36m
WestJet
Wed 30/910:29 a.m.
STL
-
YHZ
2 stops19h 41m
WestJet
Deal found 28/7C$ 512
Sat 19/97:00 a.m.
YHZ
-
STL
1 stop6h 17m
United Airlines
Tue 22/97:00 a.m.
STL
-
YHZ
1 stop14h 55m
United Airlines
Deal found 25/7C$ 526
Fri 4/92:30 p.m.
YHZ
-
STL
1 stop6h 12m
Air Canada
Tue 8/98:55 a.m.
STL
-
YHZ
2 stops9h 34m
Air Canada
Deal found 26/7C$ 535

Find flight deals from Halifax to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Halifax (YHZ) 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 28 July 2026.

Round-trip from

C$ 499

One-way from

C$ 296
Air Canada
  • Air Canada
  • 4/9-10/9
  • 4 total stops
  • 18h 21m total
  • Halifax to St. Louis
Search Deals
WestJet
  • WestJet
  • 24/8
  • 2 total stops
  • 17h 39m total
  • Halifax to St. Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Halifax 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 629,999 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from Halifax to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 21/9

3:30 p.m.-1:06 p.m.

1 stop23h 36m

Lambert-St Louis

Wed 30/9

10:29 a.m.-8:10 a.m.

2 stops19h 41m

C$ 512
Quickest round-trip

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sat 19/9

12:40 p.m.-10:59 p.m.

2 stops12h 19m

Lambert-St Louis

Tue 22/9

11:15 a.m.-11:55 p.m.

2 stops10h 40m

C$ 526

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Fri 4/9

2:50 p.m.-11:38 p.m.

1 stop10h 48m

Lambert-St Louis

Tue 8/9

8:20 a.m.-11:55 p.m.

1 stop13h 35m

C$ 526
Cheapest one-way
Quickest one-way

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 24/8

6:15 p.m.-9:54 a.m.

2 stops17h 39m

C$ 296

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Sorted by cheapest first

Best time to book a flight from Halifax to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Halifax 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.

Cheapflights Insights

Everything you need to know about your flight from Halifax to St. Louis

What’s the top layover airport for flights from Halifax to St. Louis?

Share of one-stop round-trip flights from Halifax to St. Louis chosen by Cheapflights users in the past 12 months, using the same layover each way.

Newark (EWR) – chosen by Cheapflights users on 40% of one-stop itineraries from Halifax to St. Louis on Cheapflights.

What’s the cheapest layover airport for flights from Halifax to St. Louis?

Average round-trip fare for 1-stop flights from Halifax to St. Louis, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Detroit (DTW) is the most affordable 1-stop option, with an average round-trip price of C$ 613.

What’s the fastest layover option from Halifax to St. Louis?

Shortest average travel time for 1-stop one-way flights from Halifax to St. Louis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Detroit (DTW) have the shortest average one-way travel time for 1-stop routes: 7h 07m.

Which airport typically offers the quickest layover for flights from Halifax to St. Louis?

Average layover duration for 1-stop one-way flights from Halifax to St. Louis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Newark (EWR) offer the fastest connection on this route, with an average layover time of 1h 46m.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 28 July 2026.
Read through reviews of airlines operating flights from Halifax to St. Louis, such as WestJet. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,415 reviews
Check prices

Food

6.2

Comfort

7.0

Boarding

7.4

Crew

7.9

Entertainment

6.1

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

YYZ - MCO

Friendly staff and thanks to the pilots who take care of us during the flights.
WestJet
7.2
Good
3,415 reviews
WestJet
7.2
Good
3,415 reviews
Check prices

Food

6.2

Comfort

7.0

Boarding

7.4

Crew

7.9

Entertainment

6.1

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

YYZ - MCO

Friendly staff and thanks to the pilots who take care of us during the flights.

Related info for your journey

Find useful and relevant information for your journey from Halifax 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 Halifax to St. Louis?

    A quick flight from Halifax to St. Louis can take about 8h 47m. Air Canada provides one of the quickest options available for as low as C$ 499. Airlines will cover a distance of 2314 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Halifax to St. Louis round-trip?

    According to our current data, WestJet (C$ 464), offers the cheapest pricing from Halifax to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Halifax 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

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Chesterfield

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Alternative routes for Halifax to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Halifax to Kansas City flights
Charlottetown to St. Louis flights

Top airline flying from Halifax to St. Louis

Discover the top airline that operate flights from Halifax to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 464AverageC$ 518FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Halifax to St. Louis?

Deals for Halifax to St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Halifax to St. Louis?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from Halifax.

Can Cheapflights find flights from Halifax to St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Halifax to St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Halifax to St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Halifax today and book when prices fit your budget.

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