
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $79 (Kiwi.com) |
One-way from | $48 (eDestinos) |
Popular in | December |
Cheapest in | October |
Average price | $394 |
Good round-trip deal | $118 or less |
Good one-way deal | $120 or less |
Fly from
Fly to
Route
Depart
Return
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Sat 6/6
10:20 pm-12:10 am
Nonstop2h 50m
Seattle/Tacoma Intl
Wed 6/10
7:30 pm-11:05 pm
Nonstop2h 35m
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Tue 5/5
6:55 am-9:01 am
Nonstop3h 06m
Seattle/Tacoma Intl
Tue 5/5
4:36 pm-10:29 pm
1 stop4h 53m
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Sat 5/2
2:45 pm-10:30 pm
2 stops8h 45m
Seattle/Tacoma Intl
Mon 5/4
5:30 am-9:05 am
Nonstop2h 35m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 4/16
5:59 am-8:19 am
Nonstop2h 20m
Seattle/Tacoma Intl
Sat 4/18
11:10 am-4:05 pm
1 stop4h 55m
Los AngelesSeattle
LAX - SEA
LAXSEA
Los Angeles
Fri 6/5
11:43 am-2:36 pm
Nonstop2h 53m
Seattle/Tacoma Intl
Wed 6/10
8:30 am-11:18 am
Nonstop2h 48m
Los AngelesSeattle
LAX - SEA
LAXSEA
Los Angeles
Sun 5/10
6:00 am-10:43 am
1 stop4h 43m
Seattle/Tacoma Intl
Wed 5/13
7:08 am-11:42 am
1 stop4h 34m
DenverSeattle
DEN - SEA
DENSEA
Denver Intl
Mon 4/13
7:45 pm-10:05 pm
Nonstop3h 20m
Seattle/Tacoma Intl
Mon 4/20
8:00 pm-11:50 pm
Nonstop2h 50m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 5/9
8:30 pm-10:55 pm
Nonstop2h 25m
Seattle/Tacoma Intl
Sat 5/16
10:00 am-12:29 pm
Nonstop2h 29m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Wed 4/22
12:30 pm-6:28 pm
1 stop8h 58m
Seattle/Tacoma Intl
Tue 4/28
7:30 am-3:27 pm
Nonstop4h 57m
Washington, D.C.Seattle
DCA - SEA
DCASEA
Washington, D.C. Reagan-National
Sat 4/25
4:39 pm-7:30 pm
Nonstop5h 51m
Seattle/Tacoma Intl
Fri 5/1
11:14 pm-8:37 am
1 stop6h 23m
Currently, June is the cheapest month in which you can book a flight from USA to Seattle (average of $52). Flying from USA to Seattle in July is currently the most expensive (average of $79). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from USA to Seattle in the evening. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their USA to Seattle flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from US0 to SEA are scheduled on a Monday (105 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (70 on average).
About 15% of weekly flights between United States and Seattle have experienced delays in the past year, with the average delay time being 149 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Delta have had the lowest number of delays on this route, with just 10% of flights being delayed.
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Food
Boarding
Comfort
Overall
Entertainment
Reviews
Anonymous,Dec 2025
SJC - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$48 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$60 | Average$183 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$74 | Average$322 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$78 | Average$315 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$97 | Average$318 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$106 | Average$346 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$358 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$125 | Average$306 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$392 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$172 | Average$348 | FlexibilityNo cancel fee | On-time83% |