CA $353 Cheap Flights from Seattle (SEA) to Duluth (DLH)

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Popular airlines from Seattle-Tacoma International Airport (SEA) to Duluth, MN (DLH-Duluth Intl.)

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Cheap flights from Seattle (SEA) to Duluth (DLH)

Prices were available within the past 7 days and start at CA $353 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
December is typically the cheapest month to fly from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH), with average round-trip fares around 770 CAD. This is about 40% lower than the average price throughout the year. December often sees lower prices after the initial holiday rush, as demand can dip before the end-of-year festivities. Other cheap months to fly from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) include June and September.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.), 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Based on booking data from the past year, the cheapest months to fly from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) are typically December and June, with average round-trip flight prices around 770 CAD. While these months offer the best value, you'll want to consider other factors like weather and local events in Duluth to decide if they align with your travel plans.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
There are approximately 23 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH). Some common connection points include Denver Intl. (DEN), Minneapolis - St. Paul Intl. (MSP), and San Francisco Intl. (SFO).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) typically departs at approximately 12:15 AM local time, operated by Alaska Airlines and United Airlines. This is a seasonal service active in October. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) on a Sunday, with around 24 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and Alaska Airlines.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) are in the early morning, from 6am to 9am. About 35% of passengers prefer this time. Many major carriers, including Delta Air Lines and United Airlines, offer flights during this window. This timing works well for travellers who want to get an early start on their journey and arrive at their destination with plenty of day left.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Flying from SEA to DLH with a connection usually takes about 9 hours, traveling roughly 1,407 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
Select the "Business class" and "First class" filters when looking for SEA to DLH 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth 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 Duluth from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Duluth from Seattle - Tacoma Intl. (SEA), you can fly directly into Duluth Intl. (DLH) Some flights may connect through major hubs like Denver Intl. (DEN), San Francisco Intl. (SFO), George Bush Intercontinental (IAH) before reaching Duluth. 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth 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 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.) 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
Seattle - Tacoma Intl.
Destination airport
Duluth Intl.
Distance
2251 km

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Seattle to Duluth Flights

The easy way to book your flights from Seattle to Duluth 

With Expedia, it’s simple to find and book flights to Duluth from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 8 airlines that cover this route. There are nonstop flights to Duluth Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Duluth today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Duluth Intl., DLH 

Sort your search results by price to find great deals on your flight from Seattle to Duluth—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Duluth from Seattle currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Duluth  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Duluth from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Duluth with Expedia today.

Seattle to Duluth Flights

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