FFL Helper
Dallas DFW
$119
SEA → DFW · Frontier Airlines
FFL Helper / Seattle / Dallas / October 2026
SEA → DFW · 2026-10
Seattle to Dallas in October 2026
Dated one-way fares from Seattle to Dallas in October 2026. Use the calendar to see which days are cheaper.
Lowest this month
$119
Highest this month
$119
Sample fare
$119
Airports
SEA–DFW
Ad. Ticket links are affiliate ads. We may earn a commission if you book. Advertising disclosure
Other months: August 2026 · September 2026 · October 2026 · Full route
October 2026 price calendar
October 2026
From $119
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3
4
5
6
7
8
9
10
$119
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Dated fares
Booking SEA to DFW in October 2026
This page is only October 2026 on the Seattle to Dallas route. Open the full route if you want the next months side by side.
Prices move as seats sell. Confirm the live itinerary before you book Seattle to Dallas in October 2026.