Cheap flights from Duluth to Seattle from $258

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to Seattle departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
11:40 pm - 10:02 amSEA-DLH
8h 22m1 stop
$258Delta
Find Deal
Thu, Sep 4 - Fri, Sep 12
Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
11:55 pm - 10:15 amSEA-DLH
8h 20m1 stop
$268Delta
Find Deal
Thu, Sep 4 - Sun, Sep 7
Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
11:55 pm - 10:15 amSEA-DLH
8h 20m1 stop
$283Delta
Find Deal
Mon, Sep 1 - Mon, Sep 8
Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
11:40 pm - 10:02 amSEA-DLH
8h 22m1 stop
$293Delta
Find Deal
Tue, Sep 2 - Fri, Sep 12
Delta Logo
5:10 am - 6:55 pmDLH-SEA
15h 45m2 stops
Delta Logo
11:55 pm - 10:15 amSEA-DLH
8h 20m1 stop
$307Delta
Find Deal
Sat, Aug 30 - Mon, Sep 8
Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
11:55 pm - 10:07 amSEA-DLH
8h 12m1 stop
$312Delta
Find Deal
Sat, Aug 30 - Wed, Sep 10
Delta Logo
5:10 am - 6:55 pmDLH-SEA
15h 45m2 stops
Delta Logo
11:40 pm - 10:02 amSEA-DLH
8h 22m1 stop
$317Delta
Find Deal
Sat, Aug 30 - Fri, Sep 12
Delta Logo
5:10 am - 8:48 amDLH-SEA
5h 38m1 stop
Delta Logo
7:25 am - 10:02 amSEA-DLH
24h 37m2 stops
$327Delta
Find Deal
Sun, Aug 31 - Fri, Sep 12
United Airlines Logo
3:10 pm - 10:20 pmDLH-SEA
9h 10m1 stop
United Airlines Logo
5:14 pm - 10:45 amSEA-DLH
15h 31m2 stops
$344United Airlines
Find Deal
Thu, Sep 4 - Tue, Sep 9
United Airlines Logo
11:20 am - 10:59 pmDLH-SEA
13h 39m2 stops
United Airlines Logo
5:14 pm - 10:45 amSEA-DLH
15h 31m2 stops
$349United Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 13

Delta flights from Duluth to Seattle

Our best Delta deals on Duluth to Seattle flight tickets
Delta
Sep 4
DLH5:10 amDuluth Intl
5h 38m
1 stop
SEA8:48 amSeattle/Tacoma Intl
Sep 12
SEA11:40 pmSeattle/Tacoma Intl
8h 22m
1 stop
DLH10:02 amDuluth Intl
Delta
Sep 4
DLH5:10 amDuluth Intl
5h 38m
1 stop
SEA8:48 amSeattle/Tacoma Intl
Sep 7
SEA11:55 pmSeattle/Tacoma Intl
8h 20m
1 stop
DLH10:15 amDuluth Intl
Delta
Sep 1
DLH5:10 amDuluth Intl
5h 38m
1 stop
SEA8:48 amSeattle/Tacoma Intl
Sep 8
SEA11:55 pmSeattle/Tacoma Intl
8h 20m
1 stop
DLH10:15 amDuluth Intl

United Airlines flights from Duluth to Seattle

Our best United Airlines deals on Duluth to Seattle flight tickets
United Airlines
Sep 4
DLH3:10 pmDuluth Intl
9h 10m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
Sep 9
SEA5:14 pmSeattle/Tacoma Intl
15h 31m
2 stops
DLH10:45 amDuluth Intl
United Airlines
Aug 30
DLH11:20 amDuluth Intl
13h 39m
2 stops
SEA10:59 pmSeattle/Tacoma Intl
Sep 13
SEA5:14 pmSeattle/Tacoma Intl
15h 31m
2 stops
DLH10:45 amDuluth Intl
United Airlines
Aug 31
DLH8:00 amDuluth Intl
16h 52m
3 stops
SEA10:52 pmSeattle/Tacoma Intl
Sep 9
SEA5:35 pmSeattle/Tacoma Intl
15h 10m
2 stops
DLH10:45 amDuluth Intl

See travel insights to Seattle from

How to get the cheapest flight ticket from Duluth to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Duluth and Seattle?

What is the cheapest month to fly to Seattle?

In general, September is the cheapest month to fly from Duluth to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you don’t want to visit Seattle in September, then you should wait until November to fly from Duluth, when ticket prices are also cheap, with an average price of $308.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Duluth is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $369. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Duluth because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $571.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Duluth in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $495 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $505. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Duluth to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Duluth to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Duluth to Seattle (DLH to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Duluth to Seattle

Best Price Found

$353

Fastest flight time

5h 38m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Duluth in the past 72 hours is $353. The best round-trip flight deal from Duluth to Seattle found on momondo in the last 72 hours is $258.
The fastest flight from Duluth to Seattle takes 5h 38m
There are no direct flights from Duluth to Seattle. Popular non-direct route for this connection is Duluth Intl Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Duluth Intl to Seattle/Tacoma Intl by plane?

    The distance between Duluth Intl and Seattle/Tacoma Intl is about 1410.5 mi. Flights usually cover this in 5h 38m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Duluth Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Duluth Intl Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Duluth Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Duluth Intl Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Duluth to Seattle?


Best airlines flying from Duluth to Seattle

Compare and see reviews for airlines that fly from Duluth to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $93Free CancellationRating
6.9
335 reviews
Search Sun Country Air flights
DeltaPriceFrom $248Free CancellationRating
8.0
7,956 reviews
Search Delta flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Federal Way
Lynnwood
Puyallup
Marysville
Tukwila
Kirkland
Shoreline
Lakewood
Fife
Cle Elum
Centralia
Westport
Redmond

Why use momondo?

Why should I use momondo to find a flight deal from Duluth to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Duluth to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Duluth to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Duluth to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Duluth to Seattle?

Once you have performed a search for Duluth to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Duluth to Seattle right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Duluth to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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1 adult
Sun 7/20
Sun 7/27

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