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Cheap flights from St. Louis to Halifax from C$ 405

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Halifax departing on 3/5. 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
1:05 p.m. - 11:56 p.m.
STL
-
YHZ
8h 51m
1 stop
Air Canada Logo
6:00 a.m. - 12:06 p.m.
YHZ
-
STL
8h 06m
1 stop
C$ 405Air Canada
Sun, 3 May - Sun, 10 May
Air Canada Logo
1:05 p.m. - 11:56 p.m.
STL
-
YHZ
8h 51m
1 stop
Air Canada Logo
6:20 a.m. - 12:06 p.m.
YHZ
-
STL
7h 46m
2 stops
C$ 410Air Canada
Sun, 3 May - Sun, 10 May
Air Canada Logo
7:05 a.m. - 11:56 p.m.
STL
-
YHZ
14h 51m
2 stops
Air Canada Logo
6:20 a.m. - 12:06 p.m.
YHZ
-
STL
7h 46m
2 stops
C$ 413Air Canada
Sun, 3 May - Sun, 10 May
Air Canada Logo
2:25 p.m. - 12:24 a.m.
STL
-
YHZ
7h 59m
1 stop
Air Canada Logo
7:00 a.m. - 12:06 p.m.
YHZ
-
STL
7h 06m
1 stop
C$ 440Air Canada
Tue, 5 May - Thu, 7 May
Delta Logo
6:45 a.m. - 11:27 p.m.
STL
-
YHZ
14h 42m
2 stops
Delta Logo
6:40 a.m. - 11:54 a.m.
YHZ
-
STL
7h 14m
1 stop
C$ 451Delta
Thu, 13 Aug - Tue, 25 Aug
Air Canada Logo
2:25 p.m. - 12:24 a.m.
STL
-
YHZ
7h 59m
1 stop
Air Canada Logo
12:25 p.m. - 8:04 p.m.
YHZ
-
STL
9h 39m
2 stops
C$ 453Air Canada
Tue, 5 May - Thu, 7 May
Delta Logo
6:45 a.m. - 11:27 p.m.
STL
-
YHZ
14h 42m
2 stops
Delta Logo
6:40 a.m. - 2:38 p.m.
YHZ
-
STL
9h 58m
2 stops
C$ 458Delta
Thu, 13 Aug - Wed, 19 Aug
Air Canada Logo
2:40 p.m. - 12:39 a.m.
STL
-
YHZ
7h 59m
1 stop
Air Canada Logo
2:30 p.m. - 6:42 p.m.
YHZ
-
STL
6h 12m
1 stop
C$ 462Air Canada
Sun, 16 Aug - Wed, 19 Aug
United Airlines Logo
6:00 a.m. - 3:58 p.m.
STL
-
YHZ
7h 58m
1 stop
United Airlines Logo
4:50 p.m. - 9:16 p.m.
YHZ
-
STL
6h 26m
1 stop
C$ 466United Airlines
Tue, 26 May - Sat, 30 May
Air Canada Logo
2:40 p.m. - 12:39 a.m.
STL
-
YHZ
7h 59m
1 stop
Air Canada Logo
9:00 a.m. - 2:02 p.m.
YHZ
-
STL
7h 02m
1 stop
C$ 469Air Canada
Sun, 16 Aug - Fri, 21 Aug

Air Canada flights from St. Louis to Halifax

Our best Air Canada deals on St. Louis to Halifax flight tickets
Air Canada
3 May
STL1:05 p.m.Lambert-St Louis
8h 51m
1 stop
YHZ11:56 p.m.Halifax Intl
10 May
YHZ6:00 a.m.Halifax Intl
8h 06m
1 stop
STL12:06 p.m.Lambert-St Louis
C$ 405
Air Canada
3 May
STL1:05 p.m.Lambert-St Louis
8h 51m
1 stop
YHZ11:56 p.m.Halifax Intl
10 May
YHZ6:20 a.m.Halifax Intl
7h 46m
2 stops
STL12:06 p.m.Lambert-St Louis
C$ 410
Air Canada
3 May
STL7:05 a.m.Lambert-St Louis
14h 51m
2 stops
YHZ11:56 p.m.Halifax Intl
10 May
YHZ6:20 a.m.Halifax Intl
7h 46m
2 stops
STL12:06 p.m.Lambert-St Louis
C$ 413

United Airlines flights from St. Louis to Halifax

Our best United Airlines deals on St. Louis to Halifax flight tickets
United Airlines
26 May
STL6:00 a.m.Lambert-St Louis
7h 58m
1 stop
YHZ3:58 p.m.Halifax Intl
30 May
YHZ4:50 p.m.Halifax Intl
6h 26m
1 stop
STL9:16 p.m.Lambert-St Louis
C$ 466
United Airlines
26 May
STL6:00 a.m.Lambert-St Louis
7h 58m
1 stop
YHZ3:58 p.m.Halifax Intl
30 May
YHZ12:40 p.m.Halifax Intl
8h 43m
2 stops
STL7:23 p.m.Lambert-St Louis
C$ 480
United Airlines
20 Jun
STL1:13 p.m.Lambert-St Louis
8h 42m
2 stops
YHZ11:55 p.m.Halifax Intl
1 Jul
YHZ7:00 a.m.Halifax Intl
9h 23m
2 stops
STL2:23 p.m.Lambert-St Louis
C$ 487

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 22 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

Sun 3/5

1:05 p.m.-11:56 p.m.

1 stop8h 51m

Halifax Intl

Sun 10/5

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

1 stop8h 06m

C$ 405

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 3/5

1:05 p.m.-11:56 p.m.

1 stop8h 51m

Halifax Intl

Sun 10/5

6:20 a.m.-12:06 p.m.

2 stops7h 46m

C$ 410

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 3/5

7:05 a.m.-11:56 p.m.

2 stops14h 51m

Halifax Intl

Sun 10/5

6:20 a.m.-12:06 p.m.

2 stops7h 46m

C$ 413

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 5/5

2:25 p.m.-12:24 a.m.

1 stop7h 59m

Halifax Intl

Thu 7/5

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

1 stop7h 06m

C$ 440

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 13/8

6:45 a.m.-11:27 p.m.

2 stops14h 42m

Halifax Intl

Tue 25/8

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

1 stop7h 14m

C$ 451

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 5/5

2:25 p.m.-12:24 a.m.

1 stop7h 59m

Halifax Intl

Thu 7/5

12:25 p.m.-8:04 p.m.

2 stops9h 39m

C$ 453

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Thu 13/8

6:45 a.m.-11:27 p.m.

2 stops14h 42m

Halifax Intl

Wed 19/8

6:40 a.m.-2:38 p.m.

2 stops9h 58m

C$ 458
Quickest round-trip

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 16/8

2:40 p.m.-12:39 a.m.

1 stop7h 59m

Halifax Intl

Wed 19/8

2:30 p.m.-6:42 p.m.

1 stop6h 12m

C$ 462

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Tue 26/5

6:00 a.m.-3:58 p.m.

1 stop7h 58m

Halifax Intl

Sat 30/5

4:50 p.m.-9:16 p.m.

1 stop6h 26m

C$ 466

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sun 16/8

2:40 p.m.-12:39 a.m.

1 stop7h 59m

Halifax Intl

Fri 21/8

9:00 a.m.-2:02 p.m.

1 stop7h 02m

C$ 469

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 27m

Direct flights

None
The fastest flight from St. Louis to Halifax takes 5h 27m
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 5h 27m 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.

  • How do I get Price Alerts for flights from St. Louis to Halifax?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to St. Louis from Halifax. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from St. Louis to Halifax with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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
Chester
Windsor
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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