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Cheap flights from Seattle to Halifax from $126

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 6/1. 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
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
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
7:40 am - 1:08 pm
YHZ
-
SEA
9h 28m
1 stop
$267WestJet
Mon, Apr 27 - Fri, May 1
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m
1 stop
$280WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m
1 stop
$285WestJet
Mon, Apr 27 - Fri, May 1
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
7:40 am - 1:08 pm
YHZ
-
SEA
9h 28m
1 stop
$299WestJet
Mon, Apr 27 - Thu, Apr 30
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
10:00 am - 8:28 pm
YHZ
-
SEA
14h 28m
2 stops
$300WestJet
Mon, Apr 27 - Fri, May 1
WestJet Logo
2:05 pm - 6:40 am
SEA
-
YHZ
12h 35m
2 stops
WestJet Logo
10:00 am - 8:28 pm
YHZ
-
SEA
14h 28m
2 stops
$303WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
8:15 pm - 1:08 pm
YHZ
-
SEA
20h 53m
2 stops
$326WestJet
Mon, Apr 27 - Thu, Apr 30
Multiple Airlines Logo
7:55 am - 1:51 am
SEA
-
YHZ
13h 56m
1 stop
Multiple Airlines Logo
6:10 pm - 2:19 pm
YHZ
-
SEA
24h 09m
1 stop
$328Multiple Airlines
Sun, Mar 15 - Wed, Apr 8
WestJet Logo
7:05 am - 6:40 am
SEA
-
YHZ
19h 35m
2 stops
WestJet Logo
10:00 am - 8:28 pm
YHZ
-
SEA
14h 28m
2 stops
$329WestJet
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
3:10 pm - 6:02 am
SEA
-
YHZ
10h 52m
2 stops
Multiple Airlines Logo
10:40 pm - 7:18 pm
YHZ
-
SEA
24h 38m
1 stop
$332Multiple Airlines
Mon, Mar 2 - Mon, Mar 9

WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets
WestJet
Apr 27
SEA7:05 amSeattle/Tacoma Intl
10h 10m
1 stop
YHZ9:15 pmHalifax Intl
May 1
YHZ7:40 amHalifax Intl
9h 28m
1 stop
SEA1:08 pmSeattle/Tacoma Intl
$267
WestJet
May 1
SEA7:05 amSeattle/Tacoma Intl
10h 10m
1 stop
YHZ9:15 pmHalifax Intl
May 8
YHZ3:30 pmHalifax Intl
8h 58m
1 stop
SEA8:28 pmSeattle/Tacoma Intl
$280
WestJet
Apr 27
SEA7:05 amSeattle/Tacoma Intl
10h 10m
1 stop
YHZ9:15 pmHalifax Intl
May 1
YHZ3:30 pmHalifax Intl
8h 58m
1 stop
SEA8:28 pmSeattle/Tacoma Intl
$285

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets
Air Canada
Mar 15
SEA8:00 pmSeattle/Tacoma Intl
11h 04m
2 stops
YHZ11:04 amHalifax Intl
Apr 8
YHZ1:00 pmHalifax Intl
13h 10m
2 stops
SEA10:10 pmSeattle/Tacoma Intl
$340
Air Canada
Apr 11
SEA5:50 amSeattle/Tacoma Intl
9h 55m
2 stops
YHZ7:45 pmHalifax Intl
Apr 18
YHZ1:00 pmHalifax Intl
13h 10m
2 stops
SEA10:10 pmSeattle/Tacoma Intl
$342
Air Canada
Apr 11
SEA8:00 amSeattle/Tacoma Intl
10h 09m
1 stop
YHZ10:09 pmHalifax Intl
Apr 18
YHZ1:00 pmHalifax Intl
13h 10m
2 stops
SEA10:10 pmSeattle/Tacoma Intl
$345

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 January 16, 2026.
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 4/27

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/1

7:40 am-1:08 pm

1 stop9h 28m

$267

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

3:30 pm-8:28 pm

1 stop8h 58m

$280

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 4/27

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/1

3:30 pm-8:28 pm

1 stop8h 58m

$285

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 4/27

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Thu 4/30

7:40 am-1:08 pm

1 stop9h 28m

$299

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 4/27

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/1

10:00 am-8:28 pm

2 stops14h 28m

$300

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

2:05 pm-6:40 am

2 stops12h 35m

Halifax Intl

Fri 5/8

10:00 am-8:28 pm

2 stops14h 28m

$303

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 4/27

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Thu 4/30

8:15 pm-1:08 pm

2 stops20h 53m

$326

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 3/15

7:55 am-1:51 am

1 stop13h 56m

Halifax Intl

Wed 4/8

6:10 pm-2:19 pm

1 stop24h 09m

$328

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 4/27

7:05 am-6:40 am

2 stops19h 35m

Halifax Intl

Fri 5/1

10:00 am-8:28 pm

2 stops14h 28m

$329

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 3/2

3:10 pm-6:02 am

2 stops10h 52m

Halifax Intl

Mon 3/9

10:40 pm-7:18 pm

1 stop24h 38m

$332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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

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 $570 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 2% 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

Fastest flight time

8h 05m

Direct flights

None
The fastest flight from Seattle to Halifax takes 8h 05m
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 8h 05m.

  • 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
9,163 reviews
Search United Airlines flights
Air CanadaPriceFrom $260Free CancellationRating
7.1
10,623 reviews
Search Air Canada flights
WestJetPriceFrom $288Free CancellationRating
7.2
3,242 reviews
Search WestJet flights

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Lunenburg
Truro
Windsor
Bridgewater
Liverpool
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

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