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Cheap flights from St. Louis to Halifax from C$ 446

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
5 May — 12 May1
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 30 April 2025.

Round-trip from

C$ 606

One-way from

C$ 446

Popular in

February

Cheapest in

January

Average price

C$ 282
American Airlines
  • American Airlines
  • 19/6-23/6
  • 2 total stops
  • 37h 58m total
  • St. Louis to Halifax
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American Airlines
  • American Airlines
  • 28/8
  • 1 total stop
  • 6h 43m total
  • St. Louis to Halifax
Search Deals
High demand for flights, 9% potential price rise
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Cheapest flight prices on average. 4% potential price decrease (C$ 42 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 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 30 April 2025.

Thu 19/64:58 p.m.STL - YHZ
1 stop18h 32mAmerican Airlines
Mon 23/63:20 p.m.YHZ - STL
1 stop19h 26mAmerican Airlines
Deal found 28/4C$ 606
Sun 1/68:10 a.m.STL - YHZ
2 stops11h 09mMultiple Airlines
Wed 4/67:00 a.m.YHZ - STL
1 stop7h 36mMultiple Airlines
Deal found 29/4C$ 651
Sun 11/56:30 a.m.STL - YHZ
2 stops17h 19mUnited Airlines
Wed 21/55:20 a.m.YHZ - STL
2 stops17h 41mUnited Airlines
Deal found 29/4C$ 705
Tue 6/52:30 p.m.STL - YHZ
2 stops8h 00mAir Canada
Fri 9/51:30 p.m.YHZ - STL
1 stop8h 13mAir Canada
Deal found 29/4C$ 781
Tue 6/55:37 p.m.STL - YHZ
2 stops25h 08mWestJet
Fri 9/56:00 p.m.YHZ - STL
2 stops28h 39mWestJet
Deal found 29/4C$ 782
Wed 9/710:46 a.m.STL - YHZ
2 stops10h 43mDelta
Sun 13/76:40 a.m.YHZ - STL
2 stops13h 25mDelta
Deal found 29/4C$ 987

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 30 April 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 19/6

4:58 p.m.-1:30 p.m.

1 stop18h 32m

Halifax Intl

Mon 23/6

3:20 p.m.-8:46 a.m.

1 stop19h 26m

C$ 606

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 1/6

8:10 a.m.-2:09 a.m.

2 stops15h 59m

Halifax Intl

Wed 4/6

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

1 stop7h 36m

C$ 651

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 1/6

6:30 a.m.-7:39 p.m.

2 stops11h 09m

Halifax Intl

Wed 4/6

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

2 stops8h 51m

C$ 657

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 9/7

3:16 p.m.-11:29 p.m.

1 stop6h 13m

Halifax Intl

Sun 13/7

6:40 a.m.-11:31 a.m.

1 stop6h 51m

C$ 866

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 29/7

5:00 a.m.-4:03 p.m.

2 stops9h 03m

Halifax Intl

Thu 7/8

7:15 a.m.-3:21 p.m.

2 stops10h 06m

C$ 976

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 9/7

10:46 a.m.-11:29 p.m.

2 stops10h 43m

Halifax Intl

Sun 13/7

6:40 a.m.-6:05 p.m.

2 stops13h 25m

C$ 987

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 28/8

6:02 a.m.-2:45 p.m.

1 stop6h 43m

C$ 446

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 28/8

6:45 a.m.-10:59 p.m.

2 stops14h 14m

C$ 453

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

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 30 April 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
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,826 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,242 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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$ 606, 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 United Airlines and WestJet - these airlines can fly you to your destination from C$ 651 and C$ 866, respectively. These flights start at 10% lower than the current average price 3 months from now.

  • 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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