
Round-trip from | $182 (Kiwi.com) |
|---|---|
One-way from | $99 (Super.com) |
Popular in | July |
Cheapest in | April |
Average price | $267 |
Fly from
Fly to
Route
Depart
Return
Price
DallasSeattle
DAL - SEA
DALSEA
Dallas Love Field
Wed 3/25
8:00 am-10:20 am
Nonstop4h 20m
Seattle/Tacoma Intl
Sat 3/28
3:10 pm-8:55 pm
Nonstop3h 45m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Sun 4/5
6:20 am-8:43 am
Nonstop4h 23m
Seattle/Tacoma Intl
Fri 4/10
5:59 pm-11:55 pm
Nonstop3h 56m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Sat 4/18
6:00 am-8:29 am
Nonstop4h 29m
Seattle/Tacoma Intl
Tue 4/21
5:58 pm-11:59 pm
Nonstop4h 01m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Wed 4/1
6:20 am-8:43 am
Nonstop4h 23m
Seattle/Tacoma Intl
Wed 4/8
5:59 pm-11:55 pm
Nonstop3h 56m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Tue 3/31
9:00 am-11:32 am
Nonstop4h 32m
Seattle/Tacoma Intl
Sat 4/11
5:58 pm-11:59 pm
Nonstop4h 01m
DallasSeattle
DAL - SEA
DALSEA
Dallas Love Field
Fri 4/17
6:20 am-1:05 pm
1 stop8h 45m
Seattle/Tacoma Intl
Sun 4/19
3:20 pm-9:10 pm
Nonstop3h 50m
DallasSeattle
DAL - SEA
DALSEA
Dallas Love Field
Fri 4/17
8:00 am-10:15 am
Nonstop4h 15m
Seattle/Tacoma Intl
Tue 4/21
11:40 am-10:15 pm
1 stop8h 35m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Sat 4/18
6:00 am-8:29 am
Nonstop4h 29m
Seattle/Tacoma Intl
Wed 4/22
5:51 pm-11:59 pm
Nonstop4h 08m
DallasSeattle
DFW - SEA
DFWSEA
Dallas/Fort Worth
Tue 3/24
4:26 pm-6:50 pm
Nonstop4h 24m
Seattle/Tacoma Intl
Wed 3/25
5:59 pm-11:55 pm
Nonstop3h 56m
DallasSeattle
DAL - SEA
DALSEA
Dallas Love Field
Thu 4/16
11:25 am-5:20 pm
1 stop7h 55m
Seattle/Tacoma Intl
Sat 4/18
1:10 pm-7:00 pm
Nonstop3h 50m
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, March is the cheapest month in which you can book a flight from Dallas to Seattle (average of $89). Flying from Dallas to Seattle in September is currently the most expensive (average of $162). 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 optimal to fly from Dallas to Seattle in the morning. By choosing this option you can save up to 72% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their Dallas to Seattle flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from A78 to SEA are scheduled on a Thursday (50 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
About 21% of weekly flights between Dallas and Seattle have experienced delays in the past year, with the average delay time being 159 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Frontier have had the lowest number of delays on this route, with just 10% of flights being delayed.
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
Crew
Entertainment
Boarding
Comfort
Overall
Food
Reviews
Anonymous,Dec 2025
SJC - SEA
The airport in Seattle that you’ll get off your flight at is Seattle – Tacoma International Airport. Some people call it Sea-Tac Airport. It’s the main airport that services flights to the Seattle metro region in Washington state. The airport is 14 miles away from the Seattle downtown area, in a city called SeaTac. This airport is the biggest one operating in the Pacific Northwest. It’s a hub for Alaskan Airlines and is also a connector for many flights going to Asia.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$76 | Average$152 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$82 | Average$211 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$269 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$121 | Average$279 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$169 | Average$306 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$180 | Average$335 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$180 | Average$345 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$185 | Average$392 | FlexibilityNo cancel fee | On-time71% |