Which layover airport has the shortest travel time from Seattle to Halifax?

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 8h 05m.

Which layover airport has the shortest connection time from Seattle to Halifax?

Toronto (YYZ) has the shortest average layover time for this route: 2h 01m.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Halifax Intl?

United Airlines and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Halifax Intl

Which airport is the most popular layover for flights between Seattle and Halifax?

Calgary (YYC) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Halifax?

Flights via Calgary (YYC) offer the lowest average round-trip price of $432.

What airlines fly to Halifax?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Halifax from Seattle according to our data. Air Canada is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Halifax. Keep in mind that there are 3 different airlines that fly to Halifax on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport is 3 as of November 2025.

How old do you have to be to fly from Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport to Halifax Intl Airport.

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

The required travel and health documents for your Halifax Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Halifax Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$175 Cheap Flights from Seattle to Halifax in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Halifax

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:57 am - 1:42 amSEA-YHZ

13h 45m1 stop

6:40 am - 7:02 amYHZ-SEA

28h 22m2 stops

$534Multiple Airlines

Find Deal

Wed, Nov 26 - Sun, Nov 30

11:10 pm - 9:20 pmSEA-YHZ

18h 10m2 stops

6:40 am - 6:46 pmYHZ-SEA

16h 06m2 stops

$630Multiple Airlines

Find Deal

Wed, Nov 26 - Sun, Nov 30

11:20 pm - 12:22 amSEA-YHZ

21h 02m2 stops

1:10 pm - 11:38 pmYHZ-SEA

14h 28m2 stops

$681American Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 15

11:20 pm - 12:22 amSEA-YHZ

21h 02m2 stops

6:30 am - 8:37 pmYHZ-SEA

18h 07m2 stops

$700American Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 15

3:10 pm - 6:03 amSEA-YHZ

34h 53m2 stops

6:00 am - 2:20 pmYHZ-SEA

36h 20m2 stops

$703WestJet

Find Deal

Thu, Nov 27 - Sun, Nov 30

8:10 am - 12:26 amSEA-YHZ

12h 16m1 stop

7:00 am - 10:16 pmYHZ-SEA

19h 16m1 stop

$720Air Canada

Find Deal

Mon, Dec 1 - Mon, Dec 15

8:00 pm - 7:44 pmSEA-YHZ

19h 44m2 stops

7:00 am - 10:16 pmYHZ-SEA

19h 16m1 stop

$721Air Canada

Find Deal

Mon, Dec 1 - Mon, Dec 15

12:45 pm - 1:54 pmSEA-YHZ

21h 09m2 stops

7:00 am - 10:59 pmYHZ-SEA

19h 59m3 stops

$763United Airlines

Find Deal

Mon, May 4 - Wed, May 6

10:45 pm - 1:54 pmSEA-YHZ

11h 09m1 stop

7:00 am - 10:59 pmYHZ-SEA

19h 59m3 stops

$775United Airlines

Find Deal

Mon, May 4 - Wed, May 6

3:10 pm - 7:28 amSEA-YHZ

12h 18m1 stop

6:00 am - 2:20 pmYHZ-SEA

36h 20m2 stops

$782WestJet

Find Deal

Sun, Nov 16 - Sat, Nov 22

United Airlines flights from Seattle to Halifax

Our best United Airlines deals on Seattle to Halifax flight tickets

United Airlines

May 4

SEA12:45 pmSeattle/Tacoma Intl

21h 09m

2 stops

YHZ1:54 pmHalifax Intl

May 6

YHZ7:00 amHalifax Intl

19h 59m

3 stops

SEA10:59 pmSeattle/Tacoma Intl

$763

Find similar

United Airlines

May 4

SEA10:45 pmSeattle/Tacoma Intl

11h 09m

1 stop

YHZ1:54 pmHalifax Intl

May 6

YHZ7:00 amHalifax Intl

19h 59m

3 stops

SEA10:59 pmSeattle/Tacoma Intl

$775

Find similar

United Airlines

Dec 19

SEA11:39 pmSeattle/Tacoma Intl

20h 47m

2 stops

YHZ12:26 amHalifax Intl

Dec 26

YHZ9:00 amHalifax Intl

17h 16m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$893

Find similar

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets

Air Canada

Dec 1

SEA8:10 amSeattle/Tacoma Intl

12h 16m

1 stop

YHZ12:26 amHalifax Intl

Dec 15

YHZ7:00 amHalifax Intl

19h 16m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$720

Find similar

Air Canada

Dec 1

SEA8:00 pmSeattle/Tacoma Intl

19h 44m

2 stops

YHZ7:44 pmHalifax Intl

Dec 15

YHZ7:00 amHalifax Intl

19h 16m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$721

Find similar

Air Canada

Dec 1

SEA8:10 amSeattle/Tacoma Intl

12h 16m

1 stop

YHZ12:26 amHalifax Intl

Dec 15

YHZ5:05 amHalifax Intl

21h 11m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

$729

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 11/26

7:57 am-1:42 am

1 stop13h 45m

Halifax Intl

Sun 11/30

6:40 am-7:02 am

2 stops28h 22m

$534

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 11/26

11:10 pm-9:20 pm

2 stops18h 10m

Halifax Intl

Sun 11/30

6:40 am-6:46 pm

2 stops16h 06m

$630

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/1

11:20 pm-12:22 am

2 stops21h 02m

Halifax Intl

Mon 12/15

1:10 pm-11:38 pm

2 stops14h 28m

$681

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/1

11:20 pm-12:22 am

2 stops21h 02m

Halifax Intl

Mon 12/15

6:30 am-8:37 pm

2 stops18h 07m

$700

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 11/27

3:10 pm-6:03 am

2 stops34h 53m

Halifax Intl

Sun 11/30

6:00 am-2:20 pm

2 stops36h 20m

$703

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/1

8:10 am-12:26 am

1 stop12h 16m

Halifax Intl

Mon 12/15

7:00 am-10:16 pm

1 stop19h 16m

$720

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/1

8:00 pm-7:44 pm

2 stops19h 44m

Halifax Intl

Mon 12/15

7:00 am-10:16 pm

1 stop19h 16m

$721

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 5/4

12:45 pm-1:54 pm

2 stops21h 09m

Halifax Intl

Wed 5/6

7:00 am-10:59 pm

3 stops19h 59m

$763

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 5/4

10:45 pm-1:54 pm

1 stop11h 09m

Halifax Intl

Wed 5/6

7:00 am-10:59 pm

3 stops19h 59m

$775

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 11/16

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Sat 11/22

6:00 am-2:20 pm

2 stops36h 20m

$782

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle 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

Prices

Airlines

Layovers

What is the cheapest month to fly to Halifax?

In general, April is the cheapest month to fly from Seattle to Halifax. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $260. If you’re not able to fly to Halifax in April, then September is your next best option. Flight prices from Seattle to Halifax during September average around $493.

What is the cheapest day to depart on your flight to Halifax?

According to our data, Monday is the cheapest day to fly to Halifax from Seattle. The lowest ticket price found for a Monday departure recently was $431. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Halifax is Sunday, with ticket prices averaging around $565.

What is the cheapest time of day to depart on your flight to Halifax?

The cheapest time of day to fly to Halifax is in the afternoon when flights can be purchased for as low as $438. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $612 on average. Flights to Halifax from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Halifax?

You are more likely to see cheaper flights to Halifax from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Halifax for around $563 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Halifax from Seattle for as low as $346 on momondo.

Can stopping save me money on Seattle to Halifax flights?

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Halifax flight.

When to book flights from Seattle to Halifax

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Halifax according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Halifax (SEA to YHZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Halifax

Direct flights	None

There are no direct flights from Seattle to Halifax. There are no popular flight routes from Seattle to Halifax.

Search flight deals

How far is Seattle/Tacoma Intl to Halifax Intl by plane?
Halifax Intl is 2751.5 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 9h 56m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport is 3 as of November 2025.
How old do you have to be to fly from Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport to Halifax Intl Airport.
What documentation or ID do you need to fly to Halifax Intl Airport?
The required travel and health documents for your Halifax Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Halifax Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Seattle to Halifax?
momondo data reveals that the most frequently booked airline on the route from Seattle to Halifax is Air Canada, representing 66% of all bookings. The subsequent popular airlines are WestJet at 23% and United Airlines at 11%.

Best airlines flying from Seattle to Halifax

Compare and see reviews for airlines that fly from Seattle to Halifax with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $203	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights
WestJet	PriceFrom $337	Free Cancellation	Rating 7.2 3,155 reviews	Search WestJet flights
Air Canada	PriceFrom $346	Free Cancellation	Rating 7.1 10,416 reviews	Search Air Canada flights

Dartmouth

Lunenburg

Truro

Liverpool

Windsor

Bridgewater

Enfield

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Halifax?

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

Can I find flights from Seattle to Halifax with flexible booking policies on momondo?

All flight searches from Seattle to Halifax on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to Halifax?

momondo helps you find the best flight between Seattle and Halifax by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Seattle to Halifax flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Halifax trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 12/6

Sat 12/13

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada

Cheap flights from Seattle to Halifax from $410

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Halifax departing on 12/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Halifax

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from Seattle to Halifax

Our best United Airlines deals on Seattle to Halifax flight tickets

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

See travel insights to Halifax from

How to get the cheapest flight ticket from Seattle 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?

What is the cheapest day to depart on your flight to Halifax?

What is the cheapest time of day to depart on your flight to Halifax?

How far in advance should I book a flight to Halifax?

Can stopping save me money on Seattle to Halifax flights?

You could potentially save up to 20% on your flight if you consider stops on a Seattle to Halifax flight.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Halifax Intl?

United Airlines and American Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Halifax Intl

What airlines fly to Halifax?

Which airport is the most popular layover for flights between Seattle and Halifax?

Calgary (YYC) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Halifax?

Flights via Calgary (YYC) offer the lowest average round-trip price of $432.

Which layover airport has the shortest travel time from Seattle to Halifax?

Flights connecting via Calgary (YYC) have the shortest average one-way travel time: 8h 05m.

Which layover airport has the shortest connection time from Seattle to Halifax?

Toronto (YYZ) has the shortest average layover time for this route: 2h 01m.

When to book flights from Seattle to Halifax

Cheap Seattle to Halifax (SEA to YHZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Halifax

Direct flights

How far is Seattle/Tacoma Intl to Halifax Intl by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

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

What is the most popular airline from Seattle to Halifax?

Best airlines flying from Seattle to Halifax

Compare and see reviews for airlines that fly from Seattle to Halifax with momondo

Traveling to a place near Halifax?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Halifax?

Can I find flights from Seattle to Halifax with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Halifax?

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

An easier way to manage your Halifax trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Nova Scotia