Need help booking?
Unpublished phone-only deals available
DAL to SEA: distance & flight time
Dallas (Dallas Love Field) → Seattle (Seattle Tacoma International Airport)
1,668 mi
2,684 km · 1,449 nm
3h 44m
estimated nonstop flight time
-2h
time difference · heading northwest
See live DAL→SEA fares Phone-only fares on this route — call free
Flight time details
1,668 miles nonstop takes roughly 3h 44m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- DAL — Dallas Love Field · Dallas, United States
- SEA — Seattle Tacoma International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DAL
- DFW · Dallas Fort Worth International Airport11 mi away
- ADS · Addison Airport8 mi away
- RBD · Dallas Executive Airport12 mi away
- AFW · Fort Worth Alliance Airport29 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is DAL from SEA?
The flight distance from Dallas (DAL) to Seattle (SEA) is 1,668 miles (2,684 km, 1,449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAL to SEA?
A nonstop flight takes about 3h 44m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Dallas and Seattle?
Seattle is 2 hours behind Dallas.
What is the cheapest way to fly from DAL to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAL–SEA that never appear on search engines, with no booking fees.