Which airlines fly to St. Louis?

United Airlines, Air Canada and WestJet are the top three most popular airlines that fly to St. Louis from Nova Scotia according to our data. United Airlines is the first choice among our users, with 56% of people opting to fly with this airline when travelling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Nova Scotia to Lambert-St Louis?

American Airlines and Air Canada are the most popular carriers operating from Nova Scotia to Lambert-St Louis

When did momondo last update prices for flights from Nova Scotia to Lambert-St Louis Airport?

Prices for flights from Nova Scotia to Lambert-St Louis Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Nova Scotia to Lambert-St Louis Airport?

As of August 2025, there are 3 operators available to choose from for flights from Nova Scotia to Lambert-St Louis Airport.

How old do you have to be to fly from Nova Scotia to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Nova Scotia to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The travel and health documents required for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 352 Cheap Flights from Nova Scotia to St. Louis in 2025

1 adult

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Find the cheapest flights from Nova Scotia to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

5:05 a.m. - 3:47 p.m.YHZ-STL

12h 42m2 stops

6:43 p.m. - 4:14 p.m.STL-YHZ

19h 31m2 stops

C$ 571United Airlines

Find Deal

Tue, 28 Oct - Tue, 4 Nov

2:39 p.m. - 12:23 p.m.YHZ-STL

23h 44m1 stop

1:21 p.m. - 3:16 p.m.STL-YHZ

23h 55m1 stop

C$ 648American Airlines

Find Deal

Wed, 10 Sep - Wed, 17 Sep

6:40 a.m. - 3:29 p.m.YHZ-STL

10h 49m1 stop

10:40 a.m. - 11:13 p.m.STL-YHZ

10h 33m2 stops

C$ 657Delta

Find Deal

Wed, 10 Sep - Wed, 17 Sep

6:40 a.m. - 4:06 p.m.YHZ-STL

11h 26m2 stops

10:40 a.m. - 11:13 p.m.STL-YHZ

10h 33m2 stops

C$ 685Delta

Find Deal

Wed, 10 Sep - Wed, 17 Sep

5:05 a.m. - 3:47 p.m.YHZ-STL

12h 42m2 stops

7:00 a.m. - 4:14 p.m.STL-YHZ

7h 14m1 stop

C$ 715United Airlines

Find Deal

Tue, 28 Oct - Tue, 4 Nov

3:15 p.m. - 11:44 p.m.YHZ-STL

10h 29m1 stop

4:05 p.m. - 12:06 a.m.STL-YHZ

6h 01m1 stop

C$ 785

Find Deal

Tue, 28 Oct - Tue, 4 Nov

6:30 a.m. - 9:40 a.m.YHZ-STL

29h 10m3 stops

3:30 p.m. - 8:44 p.m.STL-YHZ

27h 14m3 stops

C$ 2,280

Find Deal

Wed, 10 Sep - Wed, 17 Sep

United Airlines flights from Nova Scotia to St. Louis

Our best United Airlines deals on Nova Scotia to St. Louis flight tickets

United Airlines

28 Oct

YHZ5:05 a.m.Halifax Intl

12h 42m

2 stops

STL3:47 p.m.Lambert-St Louis

4 Nov

STL6:43 p.m.Lambert-St Louis

19h 31m

2 stops

YHZ4:14 p.m.Halifax Intl

C$ 571

Find similar

United Airlines

28 Oct

YHZ5:05 a.m.Halifax Intl

12h 42m

2 stops

STL3:47 p.m.Lambert-St Louis

4 Nov

STL7:00 a.m.Lambert-St Louis

7h 14m

1 stop

YHZ4:14 p.m.Halifax Intl

C$ 715

Find similar

Delta flights from Nova Scotia to St. Louis

Our best Delta deals on Nova Scotia to St. Louis flight tickets

Delta

10 Sep

YHZ6:40 a.m.Halifax Intl

10h 49m

1 stop

STL3:29 p.m.Lambert-St Louis

17 Sep

STL10:40 a.m.Lambert-St Louis

10h 33m

2 stops

YHZ11:13 p.m.Halifax Intl

C$ 657

Find similar

Delta

10 Sep

YHZ6:40 a.m.Halifax Intl

11h 26m

2 stops

STL4:06 p.m.Lambert-St Louis

17 Sep

STL10:40 a.m.Lambert-St Louis

10h 33m

2 stops

YHZ11:13 p.m.Halifax Intl

C$ 685

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 28/10

5:05 a.m.-3:47 p.m.

2 stops12h 42m

Lambert-St Louis

Tue 4/11

6:43 p.m.-4:14 p.m.

2 stops19h 31m

C$ 571

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 10/9

2:39 p.m.-12:23 p.m.

1 stop23h 44m

Lambert-St Louis

Wed 17/9

1:21 p.m.-3:16 p.m.

1 stop23h 55m

C$ 648

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 10/9

6:40 a.m.-3:29 p.m.

1 stop10h 49m

Lambert-St Louis

Wed 17/9

10:40 a.m.-11:13 p.m.

2 stops10h 33m

C$ 657

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 10/9

6:40 a.m.-4:06 p.m.

2 stops11h 26m

Lambert-St Louis

Wed 17/9

10:40 a.m.-11:13 p.m.

2 stops10h 33m

C$ 685

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 28/10

5:05 a.m.-3:47 p.m.

2 stops12h 42m

Lambert-St Louis

Tue 4/11

7:00 a.m.-4:14 p.m.

1 stop7h 14m

C$ 715

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Tue 28/10

3:15 p.m.-11:44 p.m.

1 stop10h 29m

Lambert-St Louis

Tue 4/11

4:05 p.m.-12:06 a.m.

1 stop6h 01m

C$ 785

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Wed 10/9

6:30 a.m.-9:40 a.m.

3 stops29h 10m

Lambert-St Louis

Wed 17/9

3:30 p.m.-8:44 p.m.

3 stops27h 14m

C$ 2,280

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 1/9

4:28 p.m.-9:40 a.m.

1 stop19h 12m

C$ 352

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 1/9

5:45 a.m.-7:45 p.m.

2 stops16h 00m

C$ 468

HalifaxSt. Louis

YHZ - STL

YHZSTL

Halifax Intl

Mon 1/9

5:45 a.m.-7:45 p.m.

2 stops16h 00m

C$ 480

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Nova Scotia to St. Louis

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

Prices

Airlines

What is the cheapest month to fly to St. Louis?

The month of December is, on average, the cheapest month to fly to St. Louis from Nova Scotia, with most prices found around C$ 395. If you don’t want to visit St. Louis in December, then you should wait until February to fly from Nova Scotia, when ticket prices are also cheap, with an average price of C$ 402.

What is the cheapest day to depart on your flight to St. Louis?

Our data shows that Saturday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as C$ 623. The most expensive day to fly to St. Louis is Sunday, with ticket prices averaging around C$ 1,090.

What is the cheapest time of day to depart on your flight to St. Louis?

The cheapest time of day to fly to St. Louis is in the afternoon when flights can be purchased for as low as C$ 677. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 687 on average. Flights to St. Louis from Nova Scotia in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Nova Scotia to St. Louis flight deals and tips

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

Best price found	C$ 352
Fastest flight time	10h 29m
Direct flights	None
Airports in St. Louis	1 airport

The best one-way flight to St. Louis from Nova Scotia in the past 72 hours is C$ 352. The best round-trip flight deal from Nova Scotia to St. Louis found on momondo in the last 72 hours is C$ 571.

The fastest flight from Nova Scotia to St. Louis takes 10h 29m

There are no direct flights from Nova Scotia to St. Louis. Popular non-direct route for this connection is Halifax Intl Airport - Lambert-St Louis Airport.

There is 1 airport near St. Louis: Lambert-St Louis (STL)

Search flight deals

When did momondo last update prices for flights from Nova Scotia to Lambert-St Louis Airport?
Prices for flights from Nova Scotia to Lambert-St Louis Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Nova Scotia to Lambert-St Louis Airport?
As of August 2025, there are 3 operators available to choose from for flights from Nova Scotia to Lambert-St Louis Airport.
How old do you have to be to fly from Nova Scotia to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Nova Scotia to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Nova Scotia to St. Louis

Compare and see reviews for airlines that fly from Nova Scotia to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 254	Free Cancellation	Rating 7.2 3,006 reviews	Search WestJet flights
United Airlines	PriceFrom C$ 401	Free Cancellation	Rating 7.4 8,920 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 432	Free Cancellation	Rating 7.1 9,915 reviews	Search Air Canada flights

Chesterfield

Collinsville

Litchfield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Nova Scotia to St. Louis . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Nova Scotia to St. Louis flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Nova Scotia.

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

Price alerts on flights to St. Louis from Nova Scotia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.