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Cheap flights from Halifax to St. Louis from C$ 238

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — STL
22 Apr — 29 Apr1
1 adult

Cheap 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 17 April 2025.

Round-trip from

C$ 496

One-way from

C$ 238

Popular in

November

Cheapest in

December

Average price

C$ 609
Air Canada
  • Air Canada
  • 19/5-6/6
  • 3 total stops
  • 19h 00m total
  • Halifax to St. Louis
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Air Canada
  • Air Canada
  • 7/6
  • 1 total stop
  • 7h 36m total
  • Halifax to St. Louis
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Highest demand for flights based on searches. 4% potential increase in price (C$ 39 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Halifax to St. Louis

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 17 April 2025.

Mon 19/55:45 a.m.YHZ - STL
2 stops8h 51mAir Canada
Fri 6/67:30 a.m.STL - YHZ
1 stop10h 09mAir Canada
Deal found 15/4C$ 496
Mon 19/58:30 a.m.YHZ - STL
2 stops32h 30mWestJet
Fri 6/66:45 a.m.STL - YHZ
2 stops12h 00mWestJet
Deal found 15/4C$ 513

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 17 April 2025.
Use the filters below to find and compare flights from Halifax to St. Louis that are best for you.

Fly from

Halifax

Fly to

St. Louis

Route

Depart

Return

Price

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 19/5

5:45 a.m.-12:36 p.m.

2 stops8h 51m

Lambert-St Louis

Fri 6/6

7:30 a.m.-7:39 p.m.

1 stop10h 09m

C$ 496

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 19/5

8:30 a.m.-3:00 p.m.

2 stops32h 30m

Lambert-St Louis

Fri 6/6

6:45 a.m.-8:45 p.m.

2 stops12h 00m

C$ 513

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Sat 7/6

7:00 a.m.-12:36 p.m.

1 stop7h 36m

C$ 238

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 28/5

12:00 p.m.-9:15 a.m.

3 stops23h 15m

C$ 241

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Thu 26/6

6:10 a.m.-12:36 p.m.

1 stop8h 26m

C$ 243

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Thu 26/6

6:40 a.m.-4:18 p.m.

2 stops11h 38m

C$ 263

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

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 is the cheapest month to book a flight from Halifax to St. Louis?

Currently, January is the cheapest month in which you can book a flight from Halifax to St. Louis (average of C$ 365). Flying from Halifax to St. Louis in September is currently the most expensive (average of C$ 491). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YHZ to STL?

Find hourly flight availability from Halifax to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 2% on flights from Halifax to St. Louis by exploring options for tickets at noon.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 mm per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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 17 April 2025.
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,809 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Halifax to St. Louis round-trip?

    According to our current data, Air Canada (C$ 496), and WestJet (C$ 513) offers the cheapest pricing from Halifax to St. Louis. Air Canada is 13% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Halifax to St. Louis one-way?

    The cheapest airlines for a one-way flight from Halifax to St. Louis are Air Canada (C$ 238), United Airlines (C$ 243), and Delta (C$ 263).

  • 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.

  • What is the cheapest month to book a flight from Halifax to St. Louis?

    Currently, January is the cheapest month in which you can book a flight from Halifax to St. Louis (average of C$ 365). Flying from Halifax to St. Louis in September is currently the most expensive (average of C$ 491). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Halifax?

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

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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 3 airlines flying from Halifax to St. Louis

Discover the top 3 airlines 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 256AverageC$ 687FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 405AverageC$ 633FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 447AverageC$ 683FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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