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Cheap flights from Seattle to Halifax from $167

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 4/12. 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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0 bags

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Find the cheapest flights from Seattle to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
8:20 am - 2:19 pmYHZ-SEA
9h 59m1 stop
$251WestJet
Find Deal
Mon, Mar 16 - Fri, Mar 20
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
8:20 am - 2:19 pmYHZ-SEA
9h 59m1 stop
$260WestJet
Find Deal
Sun, Mar 15 - Fri, Mar 20
WestJet Logo
3:10 pm - 6:02 amSEA-YHZ
10h 52m2 stops
WestJet Logo
8:20 am - 2:34 pmYHZ-SEA
10h 14m1 stop
$279WestJet
Find Deal
Wed, Mar 18 - Sat, Mar 21
WestJet Logo
11:55 am - 6:02 amSEA-YHZ
14h 07m2 stops
WestJet Logo
8:20 am - 2:19 pmYHZ-SEA
9h 59m1 stop
$283WestJet
Find Deal
Mon, Mar 16 - Fri, Mar 20
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
6:10 pm - 2:19 pmYHZ-SEA
24h 09m1 stop
$294WestJet
Find Deal
Mon, Mar 16 - Thu, Mar 19
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
8:20 am - 2:34 pmYHZ-SEA
10h 14m1 stop
$299WestJet
Find Deal
Sun, Mar 15 - Sat, Mar 21
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
6:10 pm - 2:19 pmYHZ-SEA
24h 09m1 stop
$303WestJet
Find Deal
Sun, Mar 15 - Thu, Mar 19
WestJet Logo
3:10 pm - 6:02 amSEA-YHZ
10h 52m2 stops
WestJet Logo
6:10 pm - 2:19 pmYHZ-SEA
24h 09m1 stop
$305WestJet
Find Deal
Wed, Mar 18 - Thu, Mar 19
WestJet Logo
11:55 am - 6:02 amSEA-YHZ
14h 07m2 stops
WestJet Logo
6:10 pm - 2:19 pmYHZ-SEA
24h 09m1 stop
$326WestJet
Find Deal
Mon, Mar 16 - Thu, Mar 19
WestJet Logo
3:10 pm - 7:28 amSEA-YHZ
12h 18m1 stop
WestJet Logo
6:00 am - 2:34 pmYHZ-SEA
36h 34m2 stops
$327WestJet
Find Deal
Sun, Feb 1 - Fri, Feb 6

WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets
WestJet
Mar 16
SEA3:10 pmSeattle/Tacoma Intl
12h 18m
1 stop
YHZ7:28 amHalifax Intl
Mar 20
YHZ8:20 amHalifax Intl
9h 59m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$251
Find similar
WestJet
Mar 15
SEA3:10 pmSeattle/Tacoma Intl
12h 18m
1 stop
YHZ7:28 amHalifax Intl
Mar 20
YHZ8:20 amHalifax Intl
9h 59m
1 stop
SEA2:19 pmSeattle/Tacoma Intl
$260
Find similar
WestJet
Mar 18
SEA3:10 pmSeattle/Tacoma Intl
10h 52m
2 stops
YHZ6:02 amHalifax Intl
Mar 21
YHZ8:20 amHalifax Intl
10h 14m
1 stop
SEA2:34 pmSeattle/Tacoma Intl
$279
Find similar

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets
Air Canada
Mar 18
SEA8:00 pmSeattle/Tacoma Intl
11h 04m
2 stops
YHZ11:04 amHalifax Intl
Mar 19
YHZ1:50 pmHalifax Intl
12h 16m
2 stops
SEA10:06 pmSeattle/Tacoma Intl
$352
Find similar
Air Canada
Apr 20
SEA8:00 pmSeattle/Tacoma Intl
11h 00m
2 stops
YHZ11:00 amHalifax Intl
Apr 22
YHZ5:35 amHalifax Intl
13h 28m
2 stops
SEA3:03 pmSeattle/Tacoma Intl
$374
Find similar
Air Canada
Apr 20
SEA8:00 amSeattle/Tacoma Intl
10h 09m
1 stop
YHZ10:09 pmHalifax Intl
Apr 22
YHZ5:35 amHalifax Intl
13h 28m
2 stops
SEA3:03 pmSeattle/Tacoma Intl
$375
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 832,500 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 3/16

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Fri 3/20

8:20 am-2:19 pm

1 stop9h 59m

$251

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 3/15

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Fri 3/20

8:20 am-2:19 pm

1 stop9h 59m

$260

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 3/18

3:10 pm-6:02 am

2 stops10h 52m

Halifax Intl

Sat 3/21

8:20 am-2:34 pm

1 stop10h 14m

$279

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 3/16

11:55 am-6:02 am

2 stops14h 07m

Halifax Intl

Fri 3/20

8:20 am-2:19 pm

1 stop9h 59m

$283

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 3/16

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Thu 3/19

6:10 pm-2:19 pm

1 stop24h 09m

$294

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 3/15

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Sat 3/21

8:20 am-2:34 pm

1 stop10h 14m

$299

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 3/15

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Thu 3/19

6:10 pm-2:19 pm

1 stop24h 09m

$303

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 3/18

3:10 pm-6:02 am

2 stops10h 52m

Halifax Intl

Thu 3/19

6:10 pm-2:19 pm

1 stop24h 09m

$305

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 3/16

11:55 am-6:02 am

2 stops14h 07m

Halifax Intl

Thu 3/19

6:10 pm-2:19 pm

1 stop24h 09m

$326

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 2/1

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Fri 2/6

6:00 am-2:34 pm

2 stops36h 34m

$327

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 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?

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 $491.

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 $586 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 $277 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 10h 09m.

  • 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?

  • 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?

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 AirlinesPriceFrom $203Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
WestJetPriceFrom $337Free CancellationRating
7.2
3,169 reviews
Search WestJet flights
Air CanadaPriceFrom $346Free CancellationRating
7.1
10,463 reviews
Search Air Canada flights

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
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.
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