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Cheap flights from St. Louis to Halifax from C$ 209

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 9/4. 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.
Air Canada Logo
4:05 p.m. - 12:04 a.m.
STL
-
YHZ
5h 59m
1 stop
Air Canada Logo
9:00 a.m. - 3:25 p.m.
YHZ
-
STL
8h 25m
1 stop
C$ 384Air Canada
Sat, 18 Apr - Sat, 25 Apr
Air Canada Logo
4:05 p.m. - 12:04 a.m.
STL
-
YHZ
5h 59m
1 stop
Air Canada Logo
6:50 a.m. - 3:25 p.m.
YHZ
-
STL
10h 35m
2 stops
C$ 393Air Canada
Sat, 18 Apr - Sat, 25 Apr
Air Canada Logo
2:20 p.m. - 12:24 a.m.
STL
-
YHZ
8h 04m
1 stop
Air Canada Logo
7:00 a.m. - 12:06 p.m.
YHZ
-
STL
7h 06m
1 stop
C$ 464Air Canada
Wed, 13 May - Sat, 16 May
Air Canada Logo
2:20 p.m. - 12:24 a.m.
STL
-
YHZ
8h 04m
1 stop
Air Canada Logo
6:00 a.m. - 12:06 p.m.
YHZ
-
STL
8h 06m
1 stop
C$ 465Air Canada
Wed, 13 May - Sat, 16 May
Air Canada Logo
2:20 p.m. - 12:24 a.m.
STL
-
YHZ
8h 04m
1 stop
Air Canada Logo
1:25 p.m. - 8:04 p.m.
YHZ
-
STL
8h 39m
2 stops
C$ 472Air Canada
Wed, 13 May - Sat, 16 May
Air Canada Logo
4:05 p.m. - 12:04 a.m.
STL
-
YHZ
5h 59m
1 stop
Air Canada Logo
6:50 a.m. - 3:25 p.m.
YHZ
-
STL
10h 35m
2 stops
C$ 476Air Canada
Sat, 18 Apr - Sat, 25 Apr
Air Canada Logo
8:21 a.m. - 7:45 p.m.
STL
-
YHZ
9h 24m
2 stops
Air Canada Logo
6:50 a.m. - 3:25 p.m.
YHZ
-
STL
10h 35m
2 stops
C$ 477Air Canada
Sat, 18 Apr - Sat, 25 Apr
Air Canada Logo
4:05 p.m. - 12:04 a.m.
STL
-
YHZ
5h 59m
1 stop
Air Canada Logo
9:00 a.m. - 3:25 p.m.
YHZ
-
STL
8h 25m
1 stop
C$ 494Air Canada
Tue, 21 Apr - Tue, 28 Apr
Air Canada Logo
7:05 a.m. - 10:09 p.m.
STL
-
YHZ
13h 04m
1 stop
Air Canada Logo
7:00 a.m. - 12:06 p.m.
YHZ
-
STL
7h 06m
1 stop
C$ 498Air Canada
Mon, 4 May - Thu, 7 May
WestJet Logo
2:18 p.m. - 9:45 p.m.
STL
-
YHZ
5h 27m
1 stop
WestJet Logo
6:40 a.m. - 11:54 a.m.
YHZ
-
STL
7h 14m
1 stop
C$ 501WestJet
Fri, 4 Sep - Tue, 15 Sep

WestJet flights from St. Louis to Halifax

Our best WestJet deals on St. Louis to Halifax flight tickets
WestJet
4 Sep
STL2:18 p.m.Lambert-St Louis
5h 27m
1 stop
YHZ9:45 p.m.Halifax Intl
15 Sep
YHZ6:40 a.m.Halifax Intl
7h 14m
1 stop
STL11:54 a.m.Lambert-St Louis
C$ 501
WestJet
4 Sep
STL6:45 a.m.Lambert-St Louis
13h 00m
1 stop
YHZ9:45 p.m.Halifax Intl
15 Sep
YHZ6:15 p.m.Halifax Intl
20h 38m
2 stops
STL12:53 p.m.Lambert-St Louis
C$ 543
WestJet
4 Sep
STL2:18 p.m.Lambert-St Louis
5h 27m
1 stop
YHZ9:45 p.m.Halifax Intl
15 Sep
YHZ1:30 p.m.Halifax Intl
12h 07m
2 stops
STL11:37 p.m.Lambert-St Louis
C$ 553

Air Canada flights from St. Louis to Halifax

Our best Air Canada deals on St. Louis to Halifax flight tickets
Air Canada
18 Apr
STL4:05 p.m.Lambert-St Louis
5h 59m
1 stop
YHZ12:04 a.m.Halifax Intl
25 Apr
YHZ9:00 a.m.Halifax Intl
8h 25m
1 stop
STL3:25 p.m.Lambert-St Louis
C$ 384
Air Canada
18 Apr
STL4:05 p.m.Lambert-St Louis
5h 59m
1 stop
YHZ12:04 a.m.Halifax Intl
25 Apr
YHZ6:50 a.m.Halifax Intl
10h 35m
2 stops
STL3:25 p.m.Lambert-St Louis
C$ 393
Air Canada
13 May
STL2:20 p.m.Lambert-St Louis
8h 04m
1 stop
YHZ12:24 a.m.Halifax Intl
16 May
YHZ7:00 a.m.Halifax Intl
7h 06m
1 stop
STL12:06 p.m.Lambert-St Louis
C$ 464

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 9 March 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

Sat 18/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Sat 25/4

9:00 a.m.-3:25 p.m.

1 stop8h 25m

C$ 384

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 18/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Sat 25/4

6:50 a.m.-3:25 p.m.

2 stops10h 35m

C$ 393

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 13/5

2:20 p.m.-12:24 a.m.

1 stop8h 04m

Halifax Intl

Sat 16/5

7:00 a.m.-12:06 p.m.

1 stop7h 06m

C$ 464

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 13/5

2:20 p.m.-12:24 a.m.

1 stop8h 04m

Halifax Intl

Sat 16/5

6:00 a.m.-12:06 p.m.

1 stop8h 06m

C$ 465

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 13/5

2:20 p.m.-12:24 a.m.

1 stop8h 04m

Halifax Intl

Sat 16/5

1:25 p.m.-8:04 p.m.

2 stops8h 39m

C$ 472

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 18/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Sat 25/4

6:50 a.m.-3:25 p.m.

2 stops10h 35m

C$ 476

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 18/4

8:21 a.m.-7:45 p.m.

2 stops9h 24m

Halifax Intl

Sat 25/4

6:50 a.m.-3:25 p.m.

2 stops10h 35m

C$ 477

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 21/4

4:05 p.m.-12:04 a.m.

1 stop5h 59m

Halifax Intl

Tue 28/4

9:00 a.m.-3:25 p.m.

1 stop8h 25m

C$ 494

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Mon 4/5

7:05 a.m.-10:09 p.m.

1 stop13h 04m

Halifax Intl

Thu 7/5

7:00 a.m.-12:06 p.m.

1 stop7h 06m

C$ 498
Quickest round-trip

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Fri 4/9

2:18 p.m.-9:45 p.m.

1 stop5h 27m

Halifax Intl

Tue 15/9

6:40 a.m.-11:54 a.m.

1 stop7h 14m

C$ 501

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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, WestJet, and Delta 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

17h 48m

Direct flights

None
The fastest flight from St. Louis to Halifax takes 17h 48m
There are no direct flights from St. Louis to Halifax. There are no popular flight routes from St. Louis to Halifax.
Search flight deals

  • 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 17h 48m 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
Liverpool
Mahone Bay
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.

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