Flights from Seattle - Tacoma Intl. (SEA) to Logan Intl. (BIL) starting at $78

For information on any current Billings, MT Airport (BIL-Logan Intl.) quarantine requirements and travel advice, go to the Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught up en route.

If you're not the biggest fan of layovers, it's wise to secure your flight from Seattle - Tacoma Intl. Airport (SEA) to BIL well in advance. Alaska Airlines is the only airline that operates nonstop flights to Billings from Seattle.

For more info about changing your flight to Billings Logan International Airport, please visit our Customer Service Portal.

If you're traveling from SEA to Billings Logan International Airport, you can expect the trip to take around 5 hours and 13 minutes. If this sounds longer than you would have liked, why not put it to good use? Read about where you're going, organize some last-minute details and have a decent rest before the adventure starts.

With a flight distance of 1,864 mi between Sea-Tac Airport and BIL, you're going to be in the air for quite a while. It's the perfect opportunity to watch a film or two, get some work out of the way or just sit back with a few podcasts.

Chosen the dates for your trip? Hoping to fly directly from Seattle to Billings? With Alaska Airlines offering as many as 121 flights each month, you'll be cruising the skies in no time.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.