Cheap Flights from Moncton to Seattle
No deal from Moncton to Seattle has cleared our price bar yet. What we have seen on the route is below.
Across 3 months of observations from Moncton to Seattle, the lowest round-trip fare we recorded was $401, in September. The typical fare was $531. September was the cheapest month we saw and October the dearest.
The most recent price we saw on this route was $823 on Air Canada, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/moncton">from Moncton</a>, <a href="/to/seattle">to Seattle</a>, or the return direction <a href="/from/seattle/to/moncton">Seattle to Moncton</a>.
Latest price we saw: Moncton to Seattle
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Moncton (YQM) to Seattle (SEA) | $823 | 15.4¢ | Dec 7 – Dec 13 | Air Canada | Oct 17 | Check price |
Price history: Moncton to Seattle
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $436 | $614 | 7 |
| Sep 2026 | $401 | $507 | 11 |
| Aug 2026 | $415 | $471 | 80 |
Frequently asked questions
How many flight deals from Moncton to Seattle are on Sparkflights right now?
There are 0 verified deals from Moncton to Seattle on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Moncton to Seattle?
The lowest fare we've recorded from Moncton to Seattle is $401, based on 98 price observations over 3 months.
How much does a flight from Moncton to Seattle cost?
The typical round-trip fare we observed from Moncton to Seattle is $531, against a recorded low of $401. These are observations, not quotes.
When is the cheapest month to fly Moncton to Seattle?
September was the cheapest month we observed from Moncton to Seattle and October the dearest, over 3 months of data.
What is the current price from Moncton to Seattle?
The most recent fare our sweep saw from Moncton to Seattle is $823, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.