CA $502 Cheap Flights from Seattle (SEA) to Duluth (DLH)

You can find one-way and return flights from SEA to DLH 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 SEA to DLH ticket fares go up or down.

If you're looking for the most budget-friendly time to fly from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH), December is typically the cheapest month. You can expect average return flight prices around CA$440 during this time. December often sees lower fares because it's just before the peak holiday travel season, or after the initial rush, when demand for flights tends to dip. Other good months to find deals on this route include June and September.

Enter SEA to DLH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Sun Country Airlines is one of the cheapest airlines offering connecting return flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.), with tickets starting from around CA$581 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.

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.

The cheapest months to fly from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) are typically December and June, with average return flights costing around CA$440. While these months offer the best value, it's always a good idea to check specific dates for the best deals that fit your travel plans.

There are approximately 29 connecting flights per day from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH). Some common connection points include Denver Intl. (DEN), San Francisco Intl. (SFO), and O'Hare Intl. (ORD).

The earliest flight from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) typically departs around 12:15 AM local time. This flight is operated by Alaska Airlines and United. This is a seasonal service, active only in October. 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.

You'll find the most flights from Seattle - Tacoma Intl. (SEA) to Duluth Intl. (DLH) on a Thursday, with around 16 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Delta, and Sun Country Airlines. Thursdays offer notably more flight options compared to other days of the week, so you'll have more flexibility in choosing your departure time.

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. Many major carriers, including Delta, United and Sun Country Airlines, offer flights during this window. Many travellers prefer these times because it allows them to start their travel day early and arrive at their destination with plenty of time left in the day.

There are no nonstop flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Duluth, MN (DLH-Duluth Intl.). The distance between these two cities is approximately 2264 kilometres. If you're looking for a flight with one stop, the typical travel time is around 9 hours. Flights with two or more stops usually take longer, averaging about 13 hours. Keep in mind that actual flight times can vary based on factors like layover duration, routing, and weather conditions.

You can fly business class or first class between SEA and DLH. First class cabins are available on Delta and United.

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.

If you're planning to travel to Duluth from Seattle - Tacoma Intl. (SEA), you can fly directly into Duluth Intl. (DLH) which offers international flights and connections. Some flights may connect through major hubs like Denver Intl. (DEN), San Francisco Intl. (SFO), or George Bush Intercontinental (IAH) before reaching Duluth. Compare routes and airports on Expedia to find the best flight options for your travel plans.

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.

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.

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.