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

United Airlines and Air Canada 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: 75% of momondo users choosing 1-stop flights on this route connected there.

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 35m.

What airlines fly to Halifax?

Delta, WestJet and Air Canada are the top three most popular airlines that fly to Halifax from Seattle according to our data. Delta is the first choice among our users, with 44% 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.

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

Flights via Calgary (YYC) offer the lowest average round-trip price of $537.

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

Toronto (YYZ) has the shortest average layover time for this route: 2h 04m.

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 October 2026.

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.

$180 Cheap Flights from Seattle to Halifax in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

8:40 am - 1:58 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

13h 18m2 stops Vancouver Intl Toronto Pearson Intl

5:10 am - 6:22 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

17h 12m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$382Air Canada

Sat, Jan 23 - Sun, Jan 24

10:50 pm - 1:24 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 34m1 stop Newark

5:10 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 27m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$383Multiple Airlines

Wed, Jan 20 - Wed, Jan 27

11:25 pm - 1:24 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

9h 59m1 stop Newark

2:10 pm - 10:27 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

12h 17m1 stop Newark

$385United Airlines

Thu, Dec 3 - Tue, Dec 8

10:50 pm - 1:24 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 34m1 stop Newark

2:10 pm - 9:41 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

11h 31m1 stop Newark

$385United Airlines

Fri, Jan 8 - Wed, Jan 13

7:45 am - 8:08 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

8h 23m1 stop Toronto Pearson Intl

2:10 pm - 8:59 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

10h 49m1 stop Toronto Pearson Intl

$386Air Canada

Tue, Jan 5 - Thu, Jan 14

10:10 am - 11:55 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

9h 45m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

6:05 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

12h 32m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$387Air Canada

Fri, Dec 4 - Wed, Dec 9

6:00 am - 1:55 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

15h 55m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl

6:30 am - 1:40 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

11h 10m1 stop Calgary

$495Delta

Sat, Jan 9 - Mon, Jan 11

6:00 am - 1:55 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

15h 55m2 stops Detroit Metropolitan Wayne County Toronto Pearson Intl

6:30 am - 1:40 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

11h 10m1 stop Calgary

$495Delta

Mon, Jan 18 - Sun, Jan 24

2:30 pm - 5:05 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 35m2 stops Calgary Edmonton

6:30 am - 1:40 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

11h 10m1 stop Calgary

$503WestJet

Mon, Nov 30 - Tue, Dec 8

3:30 pm - 6:40 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

11h 10m1 stop Calgary

6:15 am - 2:40 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

12h 25m2 stops Edmonton Calgary

$511WestJet

Thu, Mar 18 - Tue, Mar 23

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 am - 10:38 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 53m1 stop Toronto Pearson Intl

5:15 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 22m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$630Air Canada

Tue, Oct 27 - Fri, Oct 30

10:10 am - 12:15 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 05m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

5:15 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 22m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$630Air Canada

Tue, Oct 27 - Fri, Oct 30

7:45 am - 10:38 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 53m1 stop Toronto Pearson Intl

5:00 am - 8:59 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

19h 59m1 stop Toronto Pearson Intl

$653Air Canada

Tue, Oct 27 - Fri, Oct 30

7:45 am - 10:38 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 53m1 stop Toronto Pearson Intl

5:15 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 22m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$662Air Canada

Tue, Oct 27 - Fri, Oct 30

10:10 am - 12:15 amSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 05m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

5:15 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 22m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$662Air Canada

Tue, Oct 27 - Fri, Oct 30

7:45 am - 10:38 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

10h 53m1 stop Toronto Pearson Intl

5:15 am - 2:37 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

13h 22m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$666Air Canada

Tue, Oct 27 - Fri, Oct 30

8:00 am - 11:12 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

11h 12m1 stop Toronto Pearson Intl

6:00 am - 7:43 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

17h 43m1 stop Toronto Pearson Intl

$2,581Multiple Airlines

Fri, Oct 23 - Mon, Oct 26

10:40 pm - 9:19 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

18h 39m2 stops Newark Ottawa

6:00 am - 7:43 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

17h 43m1 stop Toronto Pearson Intl

$2,798Multiple Airlines

Fri, Oct 23 - Mon, Oct 26

11:13 pm - 3:09 pmSEA Seattle/Tacoma Intl-YHZ Halifax Intl

11h 56m2 stops Chicago O'Hare Intl Toronto Pearson Intl

5:00 am - 3:32 pmYHZ Halifax Intl-SEA Seattle/Tacoma Intl

14h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$3,426United Airlines

Fri, Oct 23 - Mon, Oct 26

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WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets

WestJet

Nov 30

SEA2:30 pmSeattle/Tacoma Intl

10h 35m

2 stops

YHZ5:05 amHalifax Intl

Dec 14

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$554

WestJet

Nov 30

SEA2:30 pmSeattle/Tacoma Intl

10h 35m

2 stops

YHZ5:05 amHalifax Intl

Dec 18

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$640

WestJet

Nov 30

SEA2:30 pmSeattle/Tacoma Intl

11h 10m

1 stop

YHZ5:40 amHalifax Intl

Dec 18

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$694

Delta flights from Seattle to Halifax

Our best Delta deals on Seattle to Halifax flight tickets

Delta

Nov 21

SEA2:20 pmSeattle/Tacoma Intl

11h 20m

1 stop

YHZ5:40 amHalifax Intl

Nov 27

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$545

Delta

Dec 6

SEA2:30 pmSeattle/Tacoma Intl

11h 10m

1 stop

YHZ5:40 amHalifax Intl

Dec 13

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$561

Delta

Nov 18

SEA2:30 pmSeattle/Tacoma Intl

11h 10m

1 stop

YHZ5:40 amHalifax Intl

Nov 25

YHZ6:30 amHalifax Intl

11h 10m

1 stop

SEA1:40 pmSeattle/Tacoma Intl

$1,457

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 1/23

8:40 am-1:58 am

2 stops13h 18m

Halifax Intl

Sun 1/24

5:10 am-6:22 pm

2 stops17h 12m

$382

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Wed 1/20

10:50 pm-1:24 pm

1 stop10h 34m

Halifax Intl

Wed 1/27

5:10 am-2:37 pm

2 stops13h 27m

$383

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Thu 12/3

11:25 pm-1:24 pm

1 stop9h 59m

Halifax Intl

Tue 12/8

2:10 pm-10:27 pm

1 stop12h 17m

$385

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Fri 1/8

10:50 pm-1:24 pm

1 stop10h 34m

Halifax Intl

Wed 1/13

2:10 pm-9:41 pm

1 stop11h 31m

$385

Quickest round-trip

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Tue 1/5

7:45 am-8:08 pm

1 stop8h 23m

Halifax Intl

Thu 1/14

2:10 pm-8:59 pm

1 stop10h 49m

$386

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Fri 12/4

10:10 am-11:55 pm

2 stops9h 45m

Halifax Intl

Wed 12/9

6:05 am-2:37 pm

2 stops12h 32m

$387

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 1/9

6:00 am-1:55 am

2 stops15h 55m

Halifax Intl

Mon 1/11

6:30 am-1:40 pm

1 stop11h 10m

$495

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 1/18

6:00 am-1:55 am

2 stops15h 55m

Halifax Intl

Sun 1/24

6:30 am-1:40 pm

1 stop11h 10m

$495

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 11/30

2:30 pm-5:05 am

2 stops10h 35m

Halifax Intl

Tue 12/8

6:30 am-1:40 pm

1 stop11h 10m

$503

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Thu 3/18

3:30 pm-6:40 am

1 stop11h 10m

Halifax Intl

Tue 3/23

6:15 am-2:40 pm

2 stops12h 25m

$511

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Seattle and Halifax?

Prices are currently typical for flights on this route.

Typical prices usually range from $356 to $574.
The lowest price recently found on this route was $427.

What is the cheapest month to fly to Halifax?

In general, February 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 $0. If you’re not able to fly to Halifax in February, then August is your next best option. Flight prices from Seattle to Halifax during August average around $330.

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

Best Price Found	$180
Fastest flight time	9h 59m
Direct flights	None

The best one-way flight to Halifax from Seattle in the past 72 hours is $180. The best round-trip flight deal from Seattle to Halifax found on momondo in the last 72 hours is $382.

The fastest flight from Seattle to Halifax takes 9h 59m

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

Search flight deals

Frequently asked questions about flying from Seattle to Halifax

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 59m.
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 October 2026.
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 Delta, representing 44% of all bookings. The subsequent popular airlines are WestJet at 31% and Air Canada at 26%.

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
Delta	PriceFrom $207	Free Cancellation	Rating 7.8 8,654 reviews	Search Delta flights
WestJet	PriceFrom $227	Free Cancellation	Rating 7.2 3,447 reviews	Search WestJet flights
Air Canada	PriceFrom $367	Free Cancellation	Rating 7.1 11,790 reviews	Search Air Canada flights

Dartmouth

Enfield

Bridgewater

Liverpool

Truro

Lunenburg

Windsor

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.

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Cheap flights from Seattle to Halifax from $180

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 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets

Delta flights from Seattle to Halifax

Our best Delta deals on Seattle to Halifax flight tickets

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See travel insights to Halifax from

How to get the cheapest flight ticket from Seattle to Halifax

What is the typical price of a round-trip flight between Seattle and Halifax?

What is the cheapest month to fly to Halifax?

What is the cheapest airline that flies 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?

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

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

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

When to book flights from Seattle to Halifax

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Fly your favorite airline to Halifax

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Halifax

List of cabin classes available on flights landing in Halifax. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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