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Cheap flights from St. Louis to Halifax from C$ 261

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 30/8. 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
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:27 p.m. - 11:55 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
9h 28m1 stop Newark
Multiple Airlines Logo
4:10 p.m. - 8:20 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
6h 10m1 stop Toronto Pearson Intl
C$ 593Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
American Airlines Logo
4:37 p.m. - 2:33 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
19h 56m1 stop New York LaGuardia
American Airlines Logo
3:19 p.m. - 8:46 a.m.YHZ  Halifax Intl-STL Lambert-St Louis
19h 27m1 stop New York LaGuardia
C$ 596American Airlines
Wed, 16 Sep - Thu, 24 Sep
Air Canada Logo
8:55 a.m. - 8:30 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
9h 35m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
12:35 p.m. - 6:42 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 07m1 stop Montreal Pierre Elliott Trudeau Intl
C$ 598Air Canada
Mon, 31 Aug - Wed, 2 Sep
Multiple Airlines Logo
7:00 a.m. - 11:55 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
14h 55m1 stop Newark
Multiple Airlines Logo
7:15 a.m. - 2:00 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 45m2 stops Ottawa Toronto Pearson Intl
C$ 601Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Air Canada Logo
8:55 a.m. - 8:29 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
9h 34m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
9:00 a.m. - 2:00 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
7h 00m1 stop Toronto Pearson Intl
C$ 605Air Canada
Wed, 16 Sep - Thu, 24 Sep
Air Canada Logo
8:55 a.m. - 8:29 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
9h 34m2 stops Toronto Pearson Intl Ottawa
Air Canada Logo
7:15 a.m. - 2:00 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
8h 45m2 stops Ottawa Toronto Pearson Intl
C$ 614Air Canada
Wed, 16 Sep - Thu, 24 Sep
WestJet Logo
6:30 a.m. - 9:10 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
12h 40m1 stop Detroit Metropolitan Wayne County
WestJet Logo
3:30 p.m. - 8:42 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
7h 12m1 stop Detroit Metropolitan Wayne County
C$ 615WestJet
Fri, 28 Aug - Mon, 31 Aug
WestJet Logo
5:23 p.m. - 9:20 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
25h 57m2 stops Atlanta Hartsfield-Jackson Calgary
WestJet Logo
3:30 p.m. - 8:42 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
7h 12m1 stop Detroit Metropolitan Wayne County
C$ 622WestJet
Fri, 28 Aug - Mon, 31 Aug
WestJet Logo
2:10 p.m. - 9:10 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
5h 00m1 stop Detroit Metropolitan Wayne County
WestJet Logo
3:30 p.m. - 8:42 p.m.YHZ  Halifax Intl-STL Lambert-St Louis
7h 12m1 stop Detroit Metropolitan Wayne County
C$ 633WestJet
Tue, 18 Aug - Mon, 24 Aug
WestJet Logo
5:23 p.m. - 9:20 p.m.STL  Lambert-St Louis-YHZ Halifax Intl
25h 57m2 stops Atlanta Hartsfield-Jackson Calgary
WestJet Logo
8:10 p.m. - 9:20 a.m.YHZ  Halifax Intl-STL Lambert-St Louis
15h 10m2 stops Calgary Atlanta Hartsfield-Jackson
C$ 635WestJet
Fri, 28 Aug - Mon, 31 Aug

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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 19m
1 stop
YHZ5:14 p.m.Halifax Intl
24 Sep
YHZ4:10 p.m.Halifax Intl
6h 10m
1 stop
STL8:20 p.m.Lambert-St Louis
C$ 568
Air Canada
31 Aug
STL8:55 a.m.Lambert-St Louis
9h 35m
2 stops
YHZ8:30 p.m.Halifax Intl
2 Sep
YHZ12:35 p.m.Halifax Intl
8h 07m
1 stop
STL6:42 p.m.Lambert-St Louis
C$ 598
Air Canada
9 Sep
STL8:55 a.m.Lambert-St Louis
9h 34m
2 stops
YHZ8:29 p.m.Halifax Intl
12 Sep
YHZ9:00 a.m.Halifax Intl
7h 00m
1 stop
STL2:00 p.m.Lambert-St Louis
C$ 605

WestJet flights from St. Louis to Halifax

Our best WestJet deals on St. Louis to Halifax flight tickets
WestJet
16 Sep
STL6:40 a.m.Lambert-St Louis
23h 30m
2 stops
YHZ8:10 a.m.Halifax Intl
24 Sep
YHZ3:30 p.m.Halifax Intl
27h 40m
1 stop
STL5:10 p.m.Lambert-St Louis
C$ 610
WestJet
16 Sep
STL6:00 a.m.Lambert-St Louis
37h 45m
2 stops
YHZ9:45 p.m.Halifax Intl
24 Sep
YHZ6:15 p.m.Halifax Intl
27h 43m
2 stops
STL7:58 p.m.Lambert-St Louis
C$ 612
WestJet
28 Aug
STL6:30 a.m.Lambert-St Louis
12h 40m
1 stop
YHZ9:10 p.m.Halifax Intl
31 Aug
YHZ3:30 p.m.Halifax Intl
7h 12m
1 stop
STL8:42 p.m.Lambert-St Louis
C$ 615

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 7 August 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 Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Tue 1/9

12:27 p.m.-11:55 p.m.

1 stop9h 28m

Halifax Intl

Tue 8/9

4:10 p.m.-8:20 p.m.

1 stop6h 10m

C$ 593

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Wed 16/9

4:37 p.m.-2:33 p.m.

1 stop19h 56m

Halifax Intl

Thu 24/9

3:19 p.m.-8:46 a.m.

1 stop19h 27m

C$ 596

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Mon 31/8

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

2 stops9h 35m

Halifax Intl

Wed 2/9

12:35 p.m.-6:42 p.m.

1 stop8h 07m

C$ 598

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Tue 1/9

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

1 stop14h 55m

Halifax Intl

Tue 8/9

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

2 stops8h 45m

C$ 601

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Wed 16/9

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

2 stops9h 34m

Halifax Intl

Thu 24/9

9:00 a.m.-2:00 p.m.

1 stop7h 00m

C$ 605

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

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$ 614

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Fri 28/8

6:30 a.m.-9:10 p.m.

1 stop12h 40m

Halifax Intl

Mon 31/8

3:30 p.m.-8:42 p.m.

1 stop7h 12m

C$ 615

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Fri 28/8

5:23 p.m.-9:20 p.m.

2 stops25h 57m

Halifax Intl

Mon 31/8

3:30 p.m.-8:42 p.m.

1 stop7h 12m

C$ 622
Quickest round-trip

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Tue 18/8

2:10 p.m.-9:10 p.m.

1 stop5h 00m

Halifax Intl

Mon 24/8

3:30 p.m.-8:42 p.m.

1 stop7h 12m

C$ 633

St. LouisHalifax

STL Lambert-St Louis - YHZ Halifax Intl

STLYHZ

Lambert-St Louis

Fri 28/8

5:23 p.m.-9:20 p.m.

2 stops25h 57m

Halifax Intl

Mon 31/8

8:10 p.m.-9:20 a.m.

2 stops15h 10m

C$ 635

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 month to fly to Halifax?

The cheapest month to fly to Halifax from St. Louis is in March. Flight prices, which tend to average around C$ 0, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Halifax, with average flight prices from St. Louis averaging around C$ 0.

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

6h 19m

Direct flights

None
The fastest flight from St. Louis to Halifax takes 6h 19m
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 6h 19m 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
Bridgewater
Lunenburg
Enfield
Liverpool
Windsor
Chester
Mahone Bay
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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