Cheapest one-way flight | $56 |
---|---|
Cheapest round-trip flight | $91 |
Cheapest airline | Alaska Airlines |
Most popular destination | Denver Intl (DEN) |
Good round-trip deal | $97 or less |
Good one-way deal | $63 or less |
Fly to
Route
Depart
Return
Price
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Fri 10/24
7:55 pm-10:41 pm
Nonstop2h 46m
Ontario
Wed 10/29
11:48 am-2:45 pm
Nonstop2h 57m
SeattleOntario
SEA - ONT
SEAONT
Seattle/Tacoma Intl
Sat 10/25
7:55 pm-10:41 pm
Nonstop2h 46m
Ontario
Sat 11/8
7:35 am-10:35 am
Nonstop3h 00m
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Thu 12/4
7:50 pm-11:51 pm
Nonstop3h 01m
Phoenix Sky Harbor Intl
Sun 12/7
8:00 am-10:20 am
Nonstop3h 20m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 11/19
10:15 am-12:52 pm
Nonstop2h 37m
Las Vegas Harry Reid Intl
Tue 11/25
3:50 pm-6:41 pm
Nonstop2h 51m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 10/15
3:44 pm-6:15 pm
Nonstop2h 31m
Las Vegas Harry Reid Intl
Tue 10/21
7:10 pm-10:00 pm
Nonstop2h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 10/29
7:59 pm-10:30 pm
Nonstop2h 31m
Las Vegas Harry Reid Intl
Tue 11/4
10:52 am-1:50 pm
Nonstop2h 58m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 11/12
6:15 am-12:10 pm
2 stops5h 55m
Las Vegas Harry Reid Intl
Sat 11/15
6:30 am-11:20 am
1 stop4h 50m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 11/12
6:15 am-12:10 pm
2 stops5h 55m
Las Vegas Harry Reid Intl
Tue 11/18
5:30 am-12:05 pm
1 stop6h 35m
SeattleLas Vegas
SEA - LAS
SEALAS
Seattle/Tacoma Intl
Wed 10/15
1:20 pm-8:30 pm
2 stops7h 10m
Las Vegas Harry Reid Intl
Fri 10/17
9:15 pm-12:05 am
Nonstop2h 50m
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Wed 10/22
5:00 pm-10:20 pm
1 stop5h 20m
Phoenix Sky Harbor Intl
Sun 10/26
10:10 pm-1:10 am
Nonstop3h 00m
To ensure you get the cheapest price possible for a flight from Seattle, you should look to book at least 48 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, October is the cheapest month in which you can book a flight from Seattle (average of $38). Flying from Seattle in July will prove the most costly (average of $101). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
Those who are seeking the cheapest fare on flights departing from Seattle would be wise to consider leaving during Sunday at noon when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Friday mornings when fares are usually the most expensive.
For flights departing from Seattle check dates and pricing for the following: Alaska Airlines, Spirit Airlines, Delta, Frontier, Southwest. These airlines depart to the following popular destinations: Las Vegas.
Some of the most frequent flights departing from Seattle everyday are: Chicago (805 flights per day), Los Angeles (639 flights per day), and San Francisco (536 flights per day).
The cheapest city to fly to from Seattle is Walla Walla, with prices starting at $48. Explore other affordable destinations below.
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Anonymous,Sep 2025
SEA - MKE