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Cheap flights from St. Louis to Halifax from C$ 340

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YHZ
17 Jun — 24 Jun1
1 adult

Cheap flight deals from St. Louis to Halifax

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Halifax (YHZ). 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 12 June 2025.

Round-trip from

C$ 696

One-way from

C$ 340

Popular in

July

Cheapest in

January

Average price

C$ 875
7/8-11/8
  • 7/8-11/8
  • 4 total stops
  • 61h 59m total
  • St. Louis to Halifax
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American Airlines
  • American Airlines
  • 28/8
  • 2 total stops
  • 17h 03m total
  • St. Louis to Halifax
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 180 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 44 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from St. Louis to Halifax

Cheapest flights from St. Louis to Halifax
Explore the most affordable flight options available from St. Louis to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Thu 7/85:26 p.m.STL - YHZ
2 stops27h 58mMultiple Airlines
Mon 11/88:30 a.m.YHZ - STL
2 stops34h 01mMultiple Airlines
Deal found 12/6C$ 696
Thu 4/97:43 p.m.STL - YHZ
2 stops17h 33mAmerican Airlines
Tue 9/94:06 p.m.YHZ - STL
2 stops19h 08mAmerican Airlines
Deal found 12/6C$ 748
Tue 23/96:45 a.m.STL - YHZ
2 stops14h 03mDelta
Wed 15/101:45 p.m.YHZ - STL
1 stop9h 05mDelta
Deal found 10/6C$ 755
Fri 18/76:40 a.m.STL - YHZ
2 stops9h 00mWestJet
Fri 25/76:40 a.m.YHZ - STL
1 stop16h 17mWestJet
Deal found 10/6C$ 864
Tue 23/91:30 p.m.STL - YHZ
1 stop6h 33mAir Canada
Wed 15/109:05 a.m.YHZ - STL
1 stop8h 13mAir Canada
Deal found 10/6C$ 865
Fri 5/99:17 a.m.STL - YHZ
2 stops8h 22mUnited Airlines
Wed 17/95:25 a.m.YHZ - STL
2 stops10h 54mUnited Airlines
Deal found 10/6C$ 1,605

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Halifax 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 12 June 2025.
Use the filters below to find and compare flights from St. Louis to Halifax that are best for you.

Fly from

St. Louis

Fly to

Halifax

Route

Depart

Return

Price

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 7/8

5:26 p.m.-11:24 p.m.

2 stops27h 58m

Halifax Intl

Mon 11/8

8:30 a.m.-4:31 p.m.

2 stops34h 01m

C$ 696

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 23/9

3:59 p.m.-2:11 p.m.

2 stops20h 12m

Halifax Intl

Wed 15/10

3:45 p.m.-8:55 a.m.

2 stops19h 10m

C$ 748

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 23/9

6:45 a.m.-10:48 p.m.

2 stops14h 03m

Halifax Intl

Wed 15/10

1:45 p.m.-8:50 p.m.

1 stop9h 05m

C$ 755

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 18/7

6:40 a.m.-5:40 p.m.

2 stops9h 00m

Halifax Intl

Fri 25/7

6:40 a.m.-8:57 p.m.

1 stop16h 17m

C$ 864

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 23/9

1:30 p.m.-10:03 p.m.

1 stop6h 33m

Halifax Intl

Wed 15/10

9:05 a.m.-3:18 p.m.

1 stop8h 13m

C$ 865

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 5/9

9:17 a.m.-7:39 p.m.

2 stops8h 22m

Halifax Intl

Wed 17/9

5:25 a.m.-2:19 p.m.

2 stops10h 54m

C$ 1,605

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 28/8

7:41 p.m.-2:44 p.m.

2 stops17h 03m

C$ 340

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 15/9

6:45 a.m.-10:48 p.m.

2 stops14h 03m

C$ 364

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 19/9

8:44 a.m.-7:13 a.m.

2 stops20h 29m

C$ 384

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 15/9

1:30 p.m.-10:03 p.m.

1 stop6h 33m

C$ 395

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/6

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

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

Rainfall in Halifax by month

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

In terms of precipitation, rainfall in Halifax ranges from 92.0 - 141.0 mm per month. December is typically the wettest month, when rainfall can reach 141.0 mm. August is typically the driest time to visit Halifax when rainfall is around 92.0 mm.

Temperature in Halifax by month

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

If weather is an important factor for your trip to Halifax, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Halifax

Get insights into the airlines that provide service to Halifax. 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 Halifax. Reviews last updated 12 June 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from St. Louis to Halifax to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews
Check prices

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Currently priced at C$ 748, American Airlines will fly you from St. Louis to Halifax and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and WestJet - these airlines can fly you to your destination from C$ 755 and C$ 864, respectively.

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

    The cheapest airlines for a one-way flight from St. Louis to Halifax are American Airlines (C$ 340), Delta (C$ 364), and Air Canada (C$ 395).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Halifax 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 St. Louis to Halifax?

    Currently, May is the cheapest month in which you can book a flight from St. Louis to Halifax (average of C$ 183). Flying from St. Louis to Halifax in December is currently the most expensive (average of C$ 306). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Truro
Dartmouth
Lunenburg
Bridgewater
Enfield
Mahone Bay

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Alternative routes for St. Louis to Halifax

See prices for flight routes from nearby airports that may be better suited for you.
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