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Cheap flights from Seattle to Duluth from $252

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Duluth departing on 4/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Duluth

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Duluth.
11:59 pm - 10:06 amSEA-DLH
8h 07m1 stop
6:10 pm - 11:55 pmDLH-SEA
7h 45m1 stop
$556Delta
Find Deal
Fri, Jul 4 - Mon, Jul 7
6:20 am - 1:54 pmSEA-DLH
5h 34m1 stop
4:31 pm - 8:50 pmDLH-SEA
6h 19m1 stop
$596Delta
Find Deal
Thu, Apr 24 - Sat, Apr 26
10:50 am - 2:30 pmSEA-DLH
25h 40m1 stop
8:00 am - 9:15 pmDLH-SEA
15h 15m3 stops
$618United Airlines
Find Deal
Thu, Apr 24 - Sat, Apr 26
2:18 pm - 10:42 amSEA-DLH
18h 24m1 stop
3:05 pm - 9:47 amDLH-SEA
20h 42m2 stops
$621United Airlines
Find Deal
Thu, Apr 10 - Mon, Apr 14
3:35 pm - 2:30 pmSEA-DLH
20h 55m2 stops
8:00 am - 9:15 pmDLH-SEA
15h 15m3 stops
$623United Airlines
Find Deal
Thu, Apr 24 - Sat, Apr 26
3:35 pm - 2:30 pmSEA-DLH
20h 55m2 stops
3:05 pm - 6:07 pmDLH-SEA
29h 02m2 stops
$625United Airlines
Find Deal
Fri, Apr 11 - Tue, Apr 15
3:35 pm - 10:42 amSEA-DLH
17h 07m2 stops
3:05 pm - 9:47 amDLH-SEA
20h 42m2 stops
$626United Airlines
Find Deal
Thu, Apr 10 - Mon, Apr 14
3:35 pm - 2:30 pmSEA-DLH
20h 55m2 stops
3:05 pm - 11:49 amDLH-SEA
22h 44m3 stops
$630United Airlines
Find Deal
Fri, Apr 11 - Tue, Apr 15
3:15 pm - 10:50 pmSEA-DLH
5h 35m1 stop
6:06 pm - 9:35 amDLH-SEA
17h 29m2 stops
$632Delta
Find Deal
Thu, Apr 10 - Mon, Apr 14
3:15 pm - 10:50 pmSEA-DLH
5h 35m1 stop
2:34 pm - 8:50 pmDLH-SEA
8h 16m1 stop
$636Delta
Find Deal
Thu, Apr 10 - Mon, Apr 14

Delta flights from Seattle to Duluth

Our best Delta deals on Seattle to Duluth flight tickets
Delta
Jul 4
SEA11:59 pmSeattle/Tacoma Intl
8h 07m
1 stop
DLH10:06 amDuluth Intl
Jul 7
DLH6:10 pmDuluth Intl
7h 45m
1 stop
SEA11:55 pmSeattle/Tacoma Intl
Delta
Apr 24
SEA6:20 amSeattle/Tacoma Intl
5h 34m
1 stop
DLH1:54 pmDuluth Intl
Apr 26
DLH4:31 pmDuluth Intl
6h 19m
1 stop
SEA8:50 pmSeattle/Tacoma Intl
Delta
Apr 10
SEA3:15 pmSeattle/Tacoma Intl
5h 35m
1 stop
DLH10:50 pmDuluth Intl
Apr 13
DLH6:05 pmDuluth Intl
7h 20m
1 stop
SEA11:25 pmSeattle/Tacoma Intl

United Airlines flights from Seattle to Duluth

Our best United Airlines deals on Seattle to Duluth flight tickets
United Airlines
Apr 24
SEA10:50 amSeattle/Tacoma Intl
25h 40m
1 stop
DLH2:30 pmDuluth Intl
Apr 26
DLH8:00 amDuluth Intl
15h 15m
3 stops
SEA9:15 pmSeattle/Tacoma Intl
United Airlines
Apr 10
SEA2:18 pmSeattle/Tacoma Intl
18h 24m
1 stop
DLH10:42 amDuluth Intl
Apr 14
DLH3:05 pmDuluth Intl
20h 42m
2 stops
SEA9:47 amSeattle/Tacoma Intl
United Airlines
Apr 24
SEA3:35 pmSeattle/Tacoma Intl
20h 55m
2 stops
DLH2:30 pmDuluth Intl
Apr 26
DLH8:00 amDuluth Intl
15h 15m
3 stops
SEA9:15 pmSeattle/Tacoma Intl

See travel insights to Duluth from

How to get the cheapest flight ticket from Seattle to Duluth

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 cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from Seattle is in January. Flight prices, which tend to average around $308, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Duluth from Seattle during March instead. Flights to Duluth in March, while not as cheap as those in January, still average around $308.

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

The cheapest day to depart from Seattle to Duluth is on a Wednesday when prices can be found for as low as $438. On the other hand, Friday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $698.

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

Flying to Duluth from Seattle in the morning is the least expensive time of day to depart. momondo users have found prices as low as $428 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Duluth is at noon when prices are around $677.

When to book flights from Seattle to Duluth

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

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

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

Best Price Found

$252

Fastest flight time

5h 34m

Direct flights

None

Airports in Duluth

1 airport
The best one-way flight to Duluth from Seattle in the past 72 hours is $252. The best round-trip flight deal from Seattle to Duluth found on momondo in the last 72 hours is $556.
The fastest flight from Seattle to Duluth takes 5h 34m
There are no direct flights from Seattle to Duluth. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Duluth Intl Airport.
There is 1 airport near Duluth: Duluth Intl (DLH)

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

    A flight from Seattle/Tacoma Intl to Duluth Intl will travel around 1410.5 mi. 5h 34m is a normal flight duration for this route.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The necessary travel and health documents for your Duluth Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Seattle to Duluth

Compare and see reviews for airlines that fly from Seattle to Duluth with momondo
Airline
Rating
Free Cancellation
Price
Sun Country AirPriceFrom $113Free CancellationRating
6.9
348 reviews
Search Sun Country Air flights
DeltaPriceFrom $258Free CancellationRating
8.0
7,895 reviews
Search Delta flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior
Hayward
Cloquet

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Duluth. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Seattle to Duluth flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Seattle to Duluth 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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