Round-trip from | C$ 378 |
|---|---|
Popular in | November |
Cheapest in | October |
Average price | C$ 331 |
The price you pay for your flight from Boise to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, August is the cheapest month in which you can book a flight from Boise to Seattle (average of C$ 271). Flying from Boise to Seattle in March is currently the most expensive (average of C$ 418). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Boise to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from BOI to SEA are scheduled on a Thursday (52 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 on average).
In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.
If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).
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Millions of users choose and trust Cheapflights to book the best flight deals from Boise to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Cheapflights does show flights with no change fees to all users. To see these options for flights from Boise to Seattle, users can toggle the no change fees filter when performing a flight search.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Boise today and book when prices fit your budget.