SEA

Find cheap Delta flights to Seattle from $109

1 adult
1 adult, Economy, 0 bags

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Flight Deals

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, Jul 22 - Wed, Jul 22
Delta Logo
5:55 am - 8:05 am
SFO
-
SEA
2h 10mnonstop
Delta Logo
9:39 pm - 11:59 pm
SEA
-
SFO
2h 20mnonstop
$177Delta
Sat, Aug 8 - Tue, Aug 11
Delta Logo
2:00 pm - 4:13 pm
SFO
-
SEA
2h 13mnonstop
Delta Logo
10:35 am - 12:57 pm
SEA
-
SFO
2h 22mnonstop
$199Delta
Sat, Jun 6 - Sun, Jun 7
Delta Logo
9:05 pm - 11:53 pm
LAX
-
SEA
2h 48mnonstop
Delta Logo
7:15 am - 10:05 am
SEA
-
LAX
2h 50mnonstop
$207Delta
Fri, Jun 5 - Tue, Jun 9
Delta Logo
11:52 am - 2:53 pm
ONT
-
SEA
3h 01mnonstop
Delta Logo
8:25 am - 11:17 am
SEA
-
ONT
2h 52mnonstop
$207Delta
Sat, Jun 6 - Sat, Jun 6
Delta Logo
6:05 am - 8:07 am
DEN
-
SEA
3h 02mnonstop
Delta Logo
7:59 pm - 11:50 pm
SEA
-
DEN
2h 51mnonstop
$217Delta
Thu, Sep 3 - Tue, Sep 8
Delta Logo
9:20 pm - 12:22 am
LAX
-
SEA
3h 02mnonstop
Delta Logo
6:55 pm - 9:44 pm
SEA
-
LAX
2h 49mnonstop
$217Delta
Mon, Jun 8 - Tue, Jun 16
Delta Logo
5:55 am - 8:11 am
SFO
-
SEA
2h 16mnonstop
Delta Logo
9:45 pm - 12:06 am
SEA
-
SFO
2h 21mnonstop
$217Delta
Wed, Jun 24 - Sat, Jun 27
Delta Logo
5:55 am - 8:11 am
SFO
-
SEA
2h 16mnonstop
Delta Logo
9:45 pm - 12:06 am
SEA
-
SFO
2h 21mnonstop
$220Delta
Sat, Aug 15 - Mon, Aug 17
Delta Logo
8:59 pm - 11:19 pm
SFO
-
SEA
2h 20mnonstop
Delta Logo
9:29 pm - 11:44 pm
SEA
-
SFO
2h 15mnonstop
$221Delta
Fri, Jun 19 - Wed, Jun 24
Delta Logo
8:59 pm - 11:24 pm
SFO
-
SEA
2h 25mnonstop
Delta Logo
7:20 am - 9:39 am
SEA
-
SFO
2h 19mnonstop
$222Delta
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$109
Average price round-trip$367
Good deal one-way$667
Best time to beat the crowds with an average 18% 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

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?

    With an average return price of $577, Delta is the most expensive airline flying into Seattle. The cheapest airline flying to Seattle is Alaska Airlines.

  • Which other airlines fly to Seattle?

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

  • How much is a flight to Seattle with Delta?

    On average, Delta flights to Seattle cost $577 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 Boise and cost $189.
  • 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
Good8,452 verified ratings
8.5Crew
8.1Boarding
7.8Comfort
7.2Food
7.8Entertainment
Traveler rating:
Sort by:
A
10.0 Wonderful
All great!!
S
10.0 Wonderful
Excellent
A
10.0 Wonderful
I continue to be satisfied with Delta’s excellent service out of LGA. The digit id works well and gets me through security in no time. Whenever possible, I choose Delta.
A
8.0 Very good
Check in baggage personnel were outstanding.
T
4.0 Mediocre
Was revoked with Jet Blue due to delay from Kenya Air
Y
10.0 Wonderful
No delays and it left on time.
Y
10.0 Wonderful
Awesome flight. Great crews.
M
8.0 Very good
The Boarding process was great. Particularly since my wife and I require assistance. The flight attendants were amazing. We travel frequently; they honestly were a cut above. 😀
B
10.0 Wonderful
Enjoyed it very much. Especially liked the free WiFi that Delta offers.
C
10.0 Wonderful
Phone charger was not working at my seat
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
Alaska Airlines flights to Seattle
American Airlines flights to Seattle
Frontier flights to Seattle
Southwest flights to Seattle
United Airlines flights to Seattle