Find Cheap Flights from Seattle to Duluth (SEA - DLH)

Flights overview

Useful information for finding cheap flights from Seattle to Duluth and booking your next trip

Cheapest round-trip flights	$318	United 1 stop 8 hr Thu, Apr 16 — Wed, Apr 22	The cheapest round-trip flight from Seattle to Duluth is currently $318
Cheapest one-way flight	$183	United 1 stop 9 hr Wed, Apr 15	The cheapest one-way flight from Seattle to Duluth is currently $183
Last-minute weekend getaway	$617	United 2 stops 12 hr Thu, Mar 12 — Mon, Mar 16	The cheapest last-minute weekend getaway from Seattle to Duluth is currently $617
Cheapest business class flights	$1,022	United 1 stop 11 hr Sun, Apr 19 — Mon, Apr 27	The cheapest business class round-trip flight from Seattle to Duluth is currently $1,022

Fastest flight	5 hr 11 min	The fastest flight with stops from Seattle to Duluth takes 5 hr 11 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Seattle to Duluth is typically November. The most expensive month to fly is typically February.

November Cheapest	Typical prices: $270–540
February Most expensive	Typical prices: $330–600

Popular airlines from Seattle to Duluth

Delta

from $453

Typical price: $400–850

229 weekly connecting flights

SEA - DLH Every day
United

from $318

Typical price: $360–770

83 weekly connecting flights

SEA - DLH Every day
Sun Country Airlines

from $302

Typical price: $260–425

1 weekly connecting flight

SEA - DLH Every Mon

Popular airports near Seattle

Seattle-Tacoma International Airport (SEA)

Seattle United States 18 min 11 mi
Paine Field (PAE)

Everett United States 31 min 21 mi
King County International Airport - Boeing Field (BFI)

Seattle United States 11 min 5 mi
Portland International Airport (PDX)

Portland United States 2 hr 44 min 140 mi

Popular airports near Duluth

Minneapolis-Saint Paul International Airport (MSP)

Minneapolis United States 2 hr 24 min 142 mi
Duluth International Airport (DLH)

Duluth United States 13 min 5 mi
Range Regional Airport (HIB)

Hibbing United States 1 hr 14 min 53 mi
Brainerd Lakes Regional Airport (BRD)

Brainerd United States 2 hr 99 mi

Frequently asked questions about flying from Seattle to Duluth

The cheapest flights from Seattle to Duluth are usually in November. Typical ticket prices in November range from $270 to $540.

The cheapest round-trip flight from Seattle to Duluth recently found on Google Flights was with United from $318. The cheapest one-way flight was with United from $183.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Delta flight from Seattle to Duluth is $453, flying from Mar 30 to Apr 5.
The cheapest United flight from Seattle to Duluth is $318, flying from Apr 16 to Apr 22.
The cheapest Sun Country Airlines flight from Seattle to Duluth is $302, flying from May 3 to May 11.

The cheapest round-trip flight from Seattle to Duluth starts at $318 from Thu, Apr 16 to Wed, Apr 22. The cheapest one-way flight starts at $183 and departs on Wed, Apr 15.

5 hr 11 min is the shortest flight time from Seattle to Duluth.

The most popular time to visit Duluth is summer (Jun–Aug), when the weather is warm during the day and cool at night. Winters (Dec–Feb) are very cold, with moderate snowfall. Snow is also common in early spring (Mar–Apr). Fourth Fest (Jul 4), the city’s Independence Day celebration, has food and craft vendors, a carnival and a fireworks display at Bayfront Festival Park. The Bayfront Blues Festival (Aug) features blues, soul and rock acts on open-air stages.

It's easy to use Google Flights to find the cheapest days to fly from Seattle to Duluth.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Seattle to Duluth really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Seattle to Duluth.

In terms of flights, Delta is the most popular. Delta offers 229 connecting flights per week. Delta flies from Seattle-Tacoma International Airport (SEA) to Duluth International Airport (DLH) .

Other popular airlines flying from Seattle to Duluth are:

United offers 83 connecting flights per week. United flies from Seattle-Tacoma International Airport (SEA) to Duluth International Airport (DLH) .
Sun Country Airlines offers 1 connecting flights per week. Sun Country Airlines flies from Seattle-Tacoma International Airport (SEA) to Duluth International Airport (DLH) .

The number of connecting flights refers to distinct flights with at least one stop between Seattle and Duluth.

The cheapest round-trip flight from Seattle to Duluth recently found on Google Flights was with United from $318. The cheapest one-way flight was with United from $183.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Delta flight from Seattle to Duluth is $453, flying from Mar 30 to Apr 5.
The cheapest United flight from Seattle to Duluth is $318, flying from Apr 16 to Apr 22.
The cheapest Sun Country Airlines flight from Seattle to Duluth is $302, flying from May 3 to May 11.

No airline flies direct from Seattle to Duluth.

There are 229 Delta connecting flights from Seattle to Duluth per week. Flights are available every day.
There are 83 United connecting flights from Seattle to Duluth per week. Flights are available every day.
There are 1 Sun Country Airlines connecting flights from Seattle to Duluth per week. Flights are available on Monday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Seattle and Duluth at price $617 is offered by United from Thu, Mar 12 to Mon, Mar 16.

No airline flies direct from Seattle to Duluth.

There are 229 Delta connecting flights from Seattle to Duluth per week. Flights are available every day.
There are 83 United connecting flights from Seattle to Duluth per week. Flights are available every day.
There are 1 Sun Country Airlines connecting flights from Seattle to Duluth per week. Flights are available on Monday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from Seattle to Duluth.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Seattle to Duluth, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Seattle and Duluth start at $1,022 from Sun, Apr 19 to Mon, Apr 27 with United.

The cheapest economy class round-trip flights between Seattle and Duluth start at $318 from Thu, Apr 16 to Wed, Apr 22.

To book business class trips from Seattle to Duluth, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Seattle and Duluth starts at $617 from Thu, Mar 12 to Mon, Mar 16 with United.

The cheapest last-minute deal between Seattle and Duluth at price $617 is offered by United from Thu, Mar 12 to Mon, Mar 16.

To find last-minute flight deals from Seattle to Duluth, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.