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Seattle

Nonstop flight about 5 h 10

Seattle from Boston

From Boston, a nonstop flight gets you in Seattle in about 5 h 10. You land at Seattle–Tacoma International Airport (SEA), 11 miles from the destination, after 2,489 miles of flight.

In Seattle, the best months for a trip are July and August, with daytime highs up to 74 °F.

7 days in Seattle in August, Beach and hiking, from Boston on your own

Plan a trip
iPhoto: Rattlhed at English Wikipedia · Public domain · Wikimedia Commons
Flight time from Boston
about 5 h 10
Flight distance BOS to SEA
2,489 miles
Nonstop from BOS
Nonstop flight
Best time to go
July and August

Flight times estimated from the distance, nonstop routes according to OpenTravelData.

Your Boston departure and Seattle arrival

Start your search at Boston Logan International Airport and compare current partner listings for flights into Seattle. The page keeps live prices in USD, so your fare choices reflect the market available when you search. Seattle-Tacoma International Airport places you close to the city and gives you a clear connection to downtown Seattle.

Boston
BostoniPhoto: Christian David · CC BY-SA 4.0 · Wikimedia Commons
Seattle
SeattleiPhoto: Guywelch2000 · CC BY 4.0 · Wikimedia Commons

Your arrival day works well as a transition day. Check in, walk toward the waterfront, and choose one nearby attraction for the evening. This gives you a comfortable first look at the city without placing every major activity on the schedule. Add later details after confirming your flight through the booking option shown in the plan.

HolidayWow can connect the home address, airport ride, flight, and transfer to your first stay in one door to door itinerary. Every stop appears on the map, while each travel leg is ordered to support the pace you choose. You can start with a month and add exact dates when your flights are ready.

Choosing a Seattle month that matches your plans

Summer offers Seattle's clearest seasonal pattern, with July bringing the highest daytime average and the most sunshine in the climate record. It suits visitors who want long daylight hours for the waterfront, neighborhood walks, and trips toward Mount Rainier. August stays warm with slightly less sunshine, making it another practical choice for sightseeing.

Choosing a Seattle month that
Choosing a Seattle month that

Spring and autumn work well when you prefer comfortable daytime conditions for a city break. April and May provide useful light for walks, while September and October suit travelers who want clear urban plans with autumn scenery beyond the city. Layers remain useful because evening temperatures are lower than daytime averages across the year.

Winter brings mild daytime averages compared with many northern cities, along with frequent rain. That makes indoor food experiences, coffee stops, museums, and sheltered waterfront views especially useful. Seattle's climate varies across every month, so check the generated monthly guidance before choosing clothing, outdoor walks, or day trip timing.

Choosing a Seattle month that matches your plans
Choosing a Seattle month that matches your plans

Where to base yourself for a Seattle visit

Downtown Seattle places the Space Needle, Pike Place Market, the waterfront, and several major transit routes within convenient reach. This base works well for a first visit because you can walk between central attractions and return to your stay without changing hotels. It also suits travelers who want easy access to evening dining and harbor views.

San Juan
San JuaniPhoto: Ximonic (Simo Räsänen) · CC BY-SA 4.0 · Wikimedia Commons

Capitol Hill offers a different rhythm, with local restaurants, coffee shops, bookstores, and music venues close to one another. Choose this area if neighborhood character matters as much as direct access to the main skyline. South Lake Union is another practical base for contemporary architecture, waterfront paths, museums, and the Space Needle.

Seattle does not need a complicated base strategy for a city break. A central stay supports easy meals, transit, and spontaneous walks. If your vacation extends toward Mount Rainier, the Cascades, or the San Juan Islands, you can add another base and move it on the map while keeping the daily route coherent.

Seattle from Boston

Seattle lies {{dist.home:BOS}} from Boston in a straight line. From Atlanta it is {{dist.home:ATL}}. From Los Angeles it is {{dist.home:LAX}}. For a trip out of Boston, aim for June, July, August and September.

Seattle from Boston
Seattle from Boston

From Chicago it is {{dist.home:ORD}}. From Dallas it is {{dist.home:DFW}}. The plan adds the ride to the airport, the flight with live fares from our partners, and the transfer to your first stay.

Seattle from Boston
Seattle from Boston

Airports at the destination

Your nonstop flight from Boston lands at Seattle–Tacoma International Airport (SEA), 11 miles from the destination.

  • SEASeattle–Tacoma International Airport11 miles to the destination, about 5 h 10 from BOS, 2,489 miles of flightNonstop
  • BFIKing County International Airport - Boeing Field6 miles to the destination, about 5 h 10 from BOS, 2,487 miles of flight
  • PAESeattle Paine Field International Airport21 miles to the destination, about 5 h 10 from BOS, 2,482 miles of flight

Best time to travel in Seattle

In Seattle, the best months for a trip are July and August, with daytime highs up to 74 °F.

Climate by month
MonthJanFebMarAprMayJunJulAugSepOctNovDec
Day °F454651566368747469595044
Night °F353538404651565652453935
Sun h/day2346781097422
Rain days1918201712114510152020
Climate: NASA POWER 2006 to 2025, sea: NOAA OISST 1991 to 2020. Day and night are average highs and lows, sun in hours per day.

The best months for Seattle

The warmest month is July with 74 °F, the coolest December with 44 °F. July is the driest with 4 rain days and March the wettest with 20. July brings the most sun, around 10 hours daily.

The best months for Seattle
The best months for Seattle

Comfortable sightseeing weather, with highs between the low twenties and about thirty degrees, comes in June, July, August and September.

  • January: 45 °F, 19 rain days, 2 h of sun
  • February: 46 °F, 18 rain days, 3 h of sun
  • March: 51 °F, 20 rain days, 4 h of sun
  • April: 56 °F, 17 rain days, 6 h of sun
  • May: 63 °F, 12 rain days, 7 h of sun
  • June: 68 °F, 11 rain days, 8 h of sun
  • July: 74 °F, 4 rain days, 10 h of sun
  • August: 74 °F, 5 rain days, 9 h of sun
  • September: 69 °F, 10 rain days, 7 h of sun
  • October: 59 °F, 15 rain days, 4 h of sun
  • November: 50 °F, 20 rain days, 2 h of sun
  • December: 44 °F, 20 rain days, 2 h of sun

A day in Seattle in June

Begin with a long walk while the light is soft. Around midday it reaches 68 °F, ideal for the outdoor highlight of the day. By night it is 51 °F: a cosy restaurant suits the evening.

A day in Seattle in June
A day in Seattle in June
A day in Seattle in June
A day in Seattle in June

What to pack for Seattle

For July, plan for changeable mild weather: 74 °F in the day, 56 °F after dark, 4 days of rain. The packing list in your plan adjusts itself to the month and the days you pick.

What to pack for Seattle
What to pack for Seattle
  • Comfortable walking shoes
  • A warm layer for the evenings
  • A travel adapter for your chargers

Live prices for Seattle

The cards below pull today's partner prices for Seattle in your currency, so the number you see is the one you pay.

Live prices for Seattle
Live prices for Seattle
Live prices for Seattle
Live prices for Seattle

Weather in Seattle month by month

Nonstop flights in Seattle from other airports

Besides Boston, nonstop flights in Seattle leave from 10 other airports; the closest to Boston is New York JFK, with a flight time of about 5 h 02.

Flight times estimated from the distance, nonstop routes according to OpenTravelData.

A seven day Seattle itinerary with room to wander

Begin with downtown Seattle, Pike Place Market, the waterfront, and the Space Needle. On your next day, explore Capitol Hill and add a food-focused evening. A third day can introduce the Museum of Flight or another indoor attraction, giving your itinerary variety when the Pacific Northwest weather shapes the day.

Use the middle of the trip for Mount Rainier or another scenic drive outside the city. Keep this as a separate map day with a relaxed pace and suitable layers. Returning to Seattle afterward makes an easy reset before a final full day devoted to neighborhoods, shopping, and your preferred dining spots.

Save the last day for a flexible city route, then return to the airport with time built into the plan. For a shorter vacation, use the first three days as your core itinerary and keep optional stops on the map. HolidayWow lets you drag a stop to another day, swap an attraction, or lighten a day after changes.

Add Mount Rainier, islands, and coastal scenery

Mount Rainier is the strongest choice for a dramatic day beyond downtown Seattle. Build a route that accounts for the drive to the mountain and the return journey, then place it where your group has enough energy for a full day. Weather changes can shape the visit, so keep your Seattle activities flexible around this excursion.

For waterfront scenery without a long road journey, explore Seattle's public shoreline and consider an island itinerary. The San Juan Islands reward travelers who want a slower rhythm, with ferries, harbor towns, walking, and scenery. Add dates before checking current ferry and stay listings so the plan can place travel days correctly.

The planner is useful for keeping these additions connected to the main trip. Select a balanced pace for city days, a relaxed pace for a scenic day, and an overnight stay wherever a change of base makes sense. Live weather and live prices can then appear on each dated day card when your timing is set.

Seattle from Boston: frequently asked questions

How far is Seattle from Boston by air?

The distance describes the city connection, while the best flight search also depends on the departure airport, connection options, and current partner availability. Use the live flight listings in your plan to review the choices for your travel dates.

Which month is best for a vacation in Seattle?

July and August provide the warmest seasonal setting and strong daylight for sightseeing. May, June, September, and October can suit travelers who prefer comfortable city walks and flexible outdoor plans. Review the monthly climate data, then match clothing and activities to the conditions for your chosen period.

How many days should I plan for Seattle?

A three day visit works well for downtown Seattle, Capitol Hill, major landmarks, and the waterfront. A seven day trip gives you room for Mount Rainier, the islands, nearby scenery, and a slower dining schedule. The planner can keep the core city days light and place excursions around them.

Can I book a Boston to Seattle flight inside the plan?

Yes. HolidayWow presents flights from partner sources with the live price or a live price check button. Add your preferred itinerary to the plan after searching the current listings. The same plan can also organize your Seattle stay, activities, transport, budget, packing list, and travel documents.

Can my group edit the Seattle itinerary together?

Yes. One link opens the shared plan, with viewing and editing roles. Group members can vote and comment, while HolidayWow keeps the daily map and route ready for everyone. The app is free to download and plan with, and it supports large text and voice input for travelers who prefer them.

More nonstop destinations from Boston

Everything about a trip in SeattleIn Seattle in AugustAll nonstop destinations from Boston

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