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Cheap flights from St. Louis to Halifax from C$ 212

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Halifax departing on 29/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from St. Louis to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:01 a.m. - 11:55 p.m.
STL
-
YHZ
15h 54m
1 stop
United Airlines Logo
2:50 p.m. - 11:44 p.m.
YHZ
-
STL
10h 54m
1 stop
C$ 499United Airlines
Tue, 14 Jul - Thu, 16 Jul
United Airlines Logo
7:00 a.m. - 11:55 p.m.
STL
-
YHZ
14h 55m
1 stop
United Airlines Logo
7:00 a.m. - 9:24 p.m.
YHZ
-
STL
16h 24m
1 stop
C$ 508United Airlines
Tue, 22 Sep - Tue, 29 Sep
United Airlines Logo
12:59 p.m. - 11:55 p.m.
STL
-
YHZ
8h 56m
2 stops
United Airlines Logo
7:00 a.m. - 9:24 p.m.
YHZ
-
STL
16h 24m
1 stop
C$ 512United Airlines
Tue, 22 Sep - Tue, 29 Sep
Air Canada Logo
8:55 a.m. - 5:09 p.m.
STL
-
YHZ
6h 14m
1 stop
Air Canada Logo
7:15 a.m. - 2:00 p.m.
YHZ
-
STL
8h 45m
2 stops
C$ 517Air Canada
Wed, 16 Sep - Thu, 24 Sep
United Airlines Logo
7:00 a.m. - 11:55 p.m.
STL
-
YHZ
14h 55m
1 stop
United Airlines Logo
7:00 a.m. - 9:21 p.m.
YHZ
-
STL
16h 21m
2 stops
C$ 521United Airlines
Tue, 22 Sep - Tue, 29 Sep
Air Canada Logo
8:55 a.m. - 8:29 p.m.
STL
-
YHZ
9h 34m
2 stops
Air Canada Logo
7:15 a.m. - 2:00 p.m.
YHZ
-
STL
8h 45m
2 stops
C$ 524Air Canada
Wed, 16 Sep - Thu, 24 Sep
United Airlines Logo
6:01 a.m. - 11:55 p.m.
STL
-
YHZ
15h 54m
1 stop
United Airlines Logo
4:50 p.m. - 9:26 p.m.
YHZ
-
STL
6h 36m
1 stop
C$ 525United Airlines
Tue, 14 Jul - Thu, 16 Jul
Air Canada Logo
8:55 a.m. - 8:30 p.m.
STL
-
YHZ
9h 35m
2 stops
Air Canada Logo
12:25 p.m. - 6:42 p.m.
YHZ
-
STL
8h 17m
1 stop
C$ 528Air Canada
Tue, 7 Jul - Tue, 14 Jul
Air Canada Logo
8:55 a.m. - 5:14 p.m.
STL
-
YHZ
6h 19m
1 stop
Air Canada Logo
7:15 a.m. - 2:02 p.m.
YHZ
-
STL
8h 47m
2 stops
C$ 535Air Canada
Tue, 14 Jul - Thu, 16 Jul
Air Canada Logo
8:55 a.m. - 8:30 p.m.
STL
-
YHZ
9h 35m
2 stops
Air Canada Logo
7:15 a.m. - 2:02 p.m.
YHZ
-
STL
8h 47m
2 stops
C$ 542Air Canada
Tue, 14 Jul - Thu, 16 Jul

United Airlines flights from St. Louis to Halifax

Our best United Airlines deals on St. Louis to Halifax flight tickets
United Airlines
14 Jul
STL6:01 a.m.Lambert-St Louis
15h 54m
1 stop
YHZ11:55 p.m.Halifax Intl
16 Jul
YHZ2:50 p.m.Halifax Intl
10h 54m
1 stop
STL11:44 p.m.Lambert-St Louis
C$ 499
United Airlines
22 Sep
STL7:00 a.m.Lambert-St Louis
14h 55m
1 stop
YHZ11:55 p.m.Halifax Intl
29 Sep
YHZ7:00 a.m.Halifax Intl
16h 24m
1 stop
STL9:24 p.m.Lambert-St Louis
C$ 508
United Airlines
22 Sep
STL8:00 a.m.Lambert-St Louis
13h 55m
2 stops
YHZ11:55 p.m.Halifax Intl
29 Sep
YHZ7:00 a.m.Halifax Intl
16h 24m
1 stop
STL9:24 p.m.Lambert-St Louis
C$ 512

Air Canada flights from St. Louis to Halifax

Our best Air Canada deals on St. Louis to Halifax flight tickets
Air Canada
16 Sep
STL8:55 a.m.Lambert-St Louis
6h 14m
1 stop
YHZ5:09 p.m.Halifax Intl
24 Sep
YHZ7:15 a.m.Halifax Intl
8h 45m
2 stops
STL2:00 p.m.Lambert-St Louis
C$ 517
Air Canada
16 Sep
STL8:55 a.m.Lambert-St Louis
9h 34m
2 stops
YHZ8:29 p.m.Halifax Intl
24 Sep
YHZ7:15 a.m.Halifax Intl
8h 45m
2 stops
STL2:00 p.m.Lambert-St Louis
C$ 524
Air Canada
7 Jul
STL8:55 a.m.Lambert-St Louis
9h 35m
2 stops
YHZ8:30 p.m.Halifax Intl
14 Jul
YHZ12:25 p.m.Halifax Intl
8h 17m
1 stop
STL6:42 p.m.Lambert-St Louis
C$ 528

momondo 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, momondo users made 96,600 searches. Data last updated 31 May 2026.
Use the filters below to find and compare flights from St. Louis to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 14/7

6:01 a.m.-11:55 p.m.

1 stop15h 54m

Halifax Intl

Thu 16/7

2:50 p.m.-11:44 p.m.

1 stop10h 54m

C$ 499

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 22/9

7:00 a.m.-11:55 p.m.

1 stop14h 55m

Halifax Intl

Tue 29/9

7:00 a.m.-9:24 p.m.

1 stop16h 24m

C$ 508

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 22/9

12:59 p.m.-11:55 p.m.

2 stops8h 56m

Halifax Intl

Tue 29/9

7:00 a.m.-9:24 p.m.

1 stop16h 24m

C$ 512
Quickest round-trip

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 16/9

8:55 a.m.-5:09 p.m.

1 stop6h 14m

Halifax Intl

Thu 24/9

7:15 a.m.-2:00 p.m.

2 stops8h 45m

C$ 517

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 22/9

7:00 a.m.-11:55 p.m.

1 stop14h 55m

Halifax Intl

Tue 29/9

7:00 a.m.-9:21 p.m.

2 stops16h 21m

C$ 521

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 16/9

8:55 a.m.-8:29 p.m.

2 stops9h 34m

Halifax Intl

Thu 24/9

7:15 a.m.-2:00 p.m.

2 stops8h 45m

C$ 524

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 14/7

6:01 a.m.-11:55 p.m.

1 stop15h 54m

Halifax Intl

Thu 16/7

4:50 p.m.-9:26 p.m.

1 stop6h 36m

C$ 525

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 7/7

8:55 a.m.-8:30 p.m.

2 stops9h 35m

Halifax Intl

Tue 14/7

12:25 p.m.-6:42 p.m.

1 stop8h 17m

C$ 528

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 14/7

8:55 a.m.-5:14 p.m.

1 stop6h 19m

Halifax Intl

Thu 16/7

7:15 a.m.-2:02 p.m.

2 stops8h 47m

C$ 535

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 14/7

8:55 a.m.-8:30 p.m.

2 stops9h 35m

Halifax Intl

Thu 16/7

7:15 a.m.-2:02 p.m.

2 stops8h 47m

C$ 542

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Halifax from

How to get the cheapest flight ticket from St. Louis to Halifax

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Lambert-St Louis to Halifax Intl?

United Airlines, Air Canada, and WestJet are the most popular carriers operating from Lambert-St Louis to Halifax Intl

When to book flights from St. Louis to Halifax

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Halifax according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Halifax (STL to YHZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Halifax

Fastest flight time

5h 22m

Direct flights

None
The fastest flight from St. Louis to Halifax takes 5h 22m
There are no direct flights from St. Louis to Halifax. There are no popular flight routes from St. Louis to Halifax.
Search flight deals

Frequently asked questions about flying from St. Louis to Halifax

  • How far is Lambert-St Louis to Halifax Intl by plane?

    The distance between Lambert-St Louis and Halifax Intl is about 2298.3 km. Typically, this will take 5h 22m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Halifax Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Halifax Intl Airport were last updated today.

  • How old do you have to be to fly from Lambert-St Louis Airport to Halifax Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Halifax Intl Airport.

  • What documentation or ID do you need to fly to Halifax Intl Airport?

    The travel and health documents required for your trip to Halifax Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Halifax Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Truro
Lunenburg
Bridgewater
Enfield
Mahone Bay
Liverpool
Windsor
Chester
Fall River

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Halifax?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Halifax. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Halifax with flexible booking policies on momondo?

Flights from St. Louis to Halifax with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Halifax?

momondo provides multiple filters to help you find the best flight to Halifax from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Halifax right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Halifax now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Halifax and let you know when they change.

An easier way to manage your Halifax trip

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