Cheap flights from Halifax to Seattle

One-way fares from $416 · YHZ → SEA · prices found by travellers in the last 48 hours

Compare all dates Seattle → Halifax
Cheapest fare
$416

Air Canada · Fri, Nov 13

Cheapest month
November

from $416

Direct flights
Not recently

Usually 1+ stop

Quickest trip
8h 15m

4,430 km

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Cheapest month to fly from Halifax to Seattle

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $416

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Air Canada
Depart07:10 Fri, Nov 13YHZ → SEA 8h 15m · 1 stop
$416one way, per person
View deal
See every date in November 2026 →

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About flights from Halifax to Seattle

Halifax (YHZ) and Seattle (SEA) are about 4,430 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 8h 15m. Over the next few months, one-way fares start from $416, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Halifax to Seattle?

The cheapest one-way fare we've seen recently is $416 with Air Canada, departing Friday, November 13, 2026.

What is the cheapest month to fly from Halifax to Seattle?

November 2026 currently has the lowest fares, from $416 one way.

Are there direct flights from Halifax to Seattle?

We haven't seen direct fares recently, so most journeys include at least one stop.

How long is the flight from Halifax to Seattle?

The quickest journey we've seen takes about 8h 15m. Halifax and Seattle are around 4,430 km apart.

Which airlines fly from Halifax to Seattle?

Recent fares on this route were with Air Canada.

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