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£252 Cheap Flights from Hartford (BDL) to Seattle (SEA)

View £252 flight on Wed, 30 Sept 2026Opens in a new window

Popular airlines from Bradley Intl. Airport (BDL) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Hartford (BDL) to Seattle (SEA)

Prices were available within the past 7 days and start at £252 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Hartford (BDL) to Seattle (SEA)

October is typically the cheapest month to fly

From £178 - £539 per traveller.

Frequently asked questions

How much does a flight from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find one-way and return flights from BDL to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BDL to SEA ticket fares go up or down.
What is the cheapest month to fly from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you're looking for the cheapest time to fly from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), September is typically your best bet. You can expect average return fares around £312 during this month. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other budget-friendly months for this route include January and October.
Which airlines fly direct from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter BDL to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting return flights from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with tickets starting from around £265 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Hartford, CT (BDL) to Seattle, WA (SEA)?
To find a cheap flight from Hartford, CT (BDL) to Seattle, WA (SEA), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are typically September and January, with average return flights around £312. These months often offer a good balance of lower fares and reasonable flight availability, as they fall outside peak holiday travel periods. If you're flexible, aiming for these times can help you find a great deal.
What is the earliest flight from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Bradley Intl. (BDL) to Seattle - Tacoma Intl. (SEA) typically departs around 5:00 AM. This service is operated by American Airlines and is seasonal, active in March and April. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are no nonstop flights from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). The journey covers a distance of around 3,903 kilometers. If you're looking for the quickest option, one-stop flights typically take around 8 hours 48 minutes. Flights with two or more stops will naturally take longer, usually around 13 hours 48 minutes. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific route, layover times, and even weather conditions.
Can you fly business or first class from Hartford, CT (BDL) to Seattle, WA (SEA)?
Select the "Business class" and "First class" filters when looking for Hartford, CT (BDL) to Seattle, WA (SEA) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from Hartford, CT (BDL)?
If you're planning to travel to Seattle from Bradley Intl. (BDL), you can fly directly into Seattle - Tacoma Intl. (SEA). Some flights may connect through major hubs like Baltimore Washington Intl. Thurgood Marshall (BWI), Washington Dulles Intl. (IAD), or Midway Intl. (MDW) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Hartford, CT (BDL-Bradley Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hartford, CT (BDL) to Seattle, WA (SEA)?
If you booked your Hartford, CT (BDL) to Seattle, WA (SEA) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Bradley Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
3879 km

Book with confidence

Compare flights from Hartford to Seattle easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Hartford to Seattle. Operating between them flights per day, 7 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Bradley Intl. to Seattle - Tacoma Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Bradley Intl. (BDL) to Seattle - Tacoma Intl. (SEA)

The easiest way to view the best deals on flights from Hartford to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Bradley Intl. to Seattle - Tacoma Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Hartford and Seattle
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Hartford to Seattle flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Bradley Intl. to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Hartford to Seattle easily and book with confidence

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