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Find cheap Delta flights to Seattle from $59

1 adult
1 adult, Economy, 0 bags

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Cheap Delta Flight Deals to Seattle

 
Here are some of the best deals found on KAYAK recently from Delta to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip Delta flight deals to Seattle

Wed, Dec 17 - Thu, Dec 25
Delta Logo
6:05 am - 8:15 amDEN-SEA
3h 10mnonstop
Delta Logo
7:35 pm - 11:23 pmSEA-DEN
2h 48mnonstop
$113Delta
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Thu, Feb 26 - Sun, Mar 1
Delta Logo
6:40 am - 8:51 amDEN-SEA
3h 11mnonstop
Delta Logo
8:15 am - 12:15 pmSEA-DEN
3h 00mnonstop
$117Delta
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Fri, Jan 9 - Sun, Jan 18
Delta Logo
12:49 pm - 4:40 pmDEN-SEA
4h 51m1 stop
Delta Logo
1:45 pm - 5:34 pmSEA-DEN
2h 49mnonstop
$127Delta
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Thu, Jan 8 - Mon, Jan 12
Delta Logo
1:20 pm - 6:29 pmSFO-SEA
5h 09m1 stop
Delta Logo
9:20 pm - 11:28 pmSEA-SFO
2h 08mnonstop
$127Delta
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Thu, Jan 15 - Sun, Jan 18
Delta Logo
10:35 am - 12:58 pmSFO-SEA
2h 23mnonstop
Delta Logo
5:25 am - 12:23 pmSEA-SFO
6h 58m1 stop
$128Delta
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Thu, Jan 29 - Mon, Feb 2
Delta Logo
5:10 pm - 12:09 amONT-SEA
6h 59m1 stop
Delta Logo
11:15 am - 1:56 pmSEA-ONT
2h 41mnonstop
$129Delta
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Thu, Jan 8 - Fri, Jan 9
Delta Logo
12:49 pm - 6:29 pmDEN-SEA
6h 40m1 stop
Delta Logo
9:25 am - 3:09 pmSEA-DEN
4h 44m1 stop
$137Delta
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Sun, Jan 18 - Tue, Jan 20
Delta Logo
5:55 am - 12:57 pmSFO-SEA
7h 02m1 stop
Delta Logo
11:17 am - 5:47 pmSEA-SFO
6h 30m1 stop
$137Delta
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Thu, Jan 29 - Tue, Feb 3
Delta Logo
1:10 pm - 6:29 pmONT-SEA
5h 19m1 stop
Delta Logo
11:25 am - 4:15 pmSEA-ONT
4h 50m1 stop
$139Delta
Find Deal
Wed, Dec 24 - Sat, Jan 3
Delta Logo
7:55 pm - 10:54 pmLAX-SEA
2h 59mnonstop
Delta Logo
7:26 am - 10:21 amSEA-LAX
2h 55mnonstop
$157Delta
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Good to know

Low seasonJanuary
Cheapest flight$59
Average price round-trip$1,019
Good deal round-trip$866
Good deal one-way$469
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly with an average 8% increase in price.
Flight from Denver to Seattle
(avg. price over the last 2 weeks)
or less
or less

When to book flights with Delta to Seattle

Average price per month
Flight prices as travel date approaches

FAQs for flying to Seattle with Delta

  • Is Delta cheaper than other airlines flying to Seattle?

    Delta is the cheapest airline flying to Seattle with an average return price of $441. Flights to Seattle with Alaska Airlines cost $456 on average.

  • Which other airlines fly to Seattle?

    Along with Delta, you can also fly to Seattle with Alaska Airlines, Alaska Airlines, American Airlines and Southwest.

  • How much is a flight to Seattle with Delta?

    On average, Delta flights to Seattle cost $441 for a round-trip.

  • Which airport do Delta flights to Seattle fly into?

    You’ll fly into Seattle/Tacoma Airport when flying to Seattle with Delta.

  • Are there any other airlines in SkyTeam that fly to Seattle?

    Unfortunately, there are no other airlines in SkyTeam that fly to Seattle.

Top tips for your flights to Seattle with Delta

  • The cheapest flight to Seattle with Delta found on KAYAK in the last 2 weeks departed from Palm Springs and cost $119.
  • If you’re intending to fly with Delta, book your flight to Seattle at least 2 weeks before departure to ensure a below-average price.
  • High season for flights to Seattle with Delta is July and prices are highest at this time. The cheapest month to fly is January.

Delta customer reviews

7.9
Good8,011 verified ratings
7.9Entertainment
7.3Food
8.5Crew
7.9Comfort
8.1Boarding
Pros +
Cons -
  • We had a 2.5 hour delay because there was someone missing in the crew. (in 99 reviews)
Show reviews that mention
Traveler rating:
Sort by:
W
10.0 Wonderful
Efficient and hassle free.
H
10.0 Wonderful
Very smooth, on-time, and pleasantly uneventful flight. The team at the gate and on board were professional and genuinely courteous. The pilot kept us well updated throughout, and both takeoff and landing were steady and enjoyable without any drama. Just a good, solid flight. Thank you! 💗
M
10.0 Wonderful
Staff was exceptional! Everyone was kind, professional and friendly making the trip very pleasant. Thank you!
K
4.0 Mediocre
Delayed
D
8.0 Very good
No lunch on a x-country flight scheduled for 10:50 am departure, arrived 5+ hrs later. That requires a black box label before you pay for the tickets. Worst, when I checked in online, it's specifically said that lunch was served on his flight for economy Plus passengers.
P
10.0 Wonderful
We had a lot of really rough weather but that was not Delta's fault. Pilot was amazing.
T
10.0 Wonderful
My flight arrived early which is rare.
A
8.0 Very good
They can not broke the handle of my ɓag
R
10.0 Wonderful
One of the best airlines that I flew on, the flight attendants were very attentive and professional.
R
10.0 Wonderful
The flight attendant on Korean airline was a super nice. it’s one of the best over-sea airline I flew so far.
Read more about Delta

Everything you need to know for your flight to Seattle

Other airlines flying to Seattle

Flight deals from the most popular airlines with KAYAK users flying the route
Frontier flights to Seattle
Alaska Airlines flights to Seattle
Southwest flights to Seattle
American Airlines flights to Seattle
United Airlines flights to Seattle