Detroit to Seattle (DTW–SEA) — Airlines, Schedules & Connections

DTW Airport Page →
1,922 mi airlines 44/wk
On-time Some delays Frequent delays
Flight Schedule 14 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
DL734
DL Delta
739
8:30 AM
EDT TM
10:42 AM
MDT
5h 12m
M T W T F S S
Prices
DL728
DL Delta
739
12:23 PM
EDT TM
2:02 PM
MDT
3h 39m
M T W T F S S
Prices
DL944
DL Delta
739
4:29 PM
EDT TM
6:26 PM
MDT
4h 57m
M T W T F S S
Prices
AF2599
AF Air France
739
4:29 PM
EDT TM
6:26 PM
MDT
4h 57m
M T W T F S S
Prices
AF2828
AF Air France
321
4:59 PM
EDT TM
7:00 PM
MDT
5h 1m
M T W T F S S
Prices
AS313
AS Alaska
739
5:43 PM
EDT TN
7:51 PM
MDT
4h 8m
M T W T F S S
Prices
DL565
DL Delta
739
9:12 PM
EDT TM
11:41 PM
MDT
4h 29m
M T W T F S S
Prices
DL810
DL Delta
739
12:19 AM
MDT
7:12 AM
EDT
4h 53m
M T W T F S S
Prices
DL812
DL Delta
739
6:00 AM
MDT TA
1:09 PM
EDT
4h 9m
M T W T F S S
Prices
AF5623
AF Air France
321
8:30 AM
MDT TA
3:50 PM
EDT
4h 20m
M T W T F S S
Prices
AS313
AS Alaska
739
9:36 AM
MDT
4:39 PM
EDT
5h 3m
M T W T F S S
Prices
DL1706
DL Delta
739
9:55 AM
MDT TA
5:09 PM
EDT
4h 14m
M T W T F S S
Prices
DL533
DL Delta
739
1:24 PM
MDT
8:45 PM
EDT
4h 21m
M T W T F S S
Prices
AF2260
AF Air France
739
1:30 PM
MDT
8:45 PM
EDT
4h 15m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Detroit to Seattle
3 carriers, 44 flights/week nonstop.
3 Airlines 44 Flights/wk 1,922 mi 3h 39m nonstop -2h behind 67 1-stop hubs

DTW–SEA is served by 3 airlines with nonstop service. Delta Air Lines, Air France and Alaska Airlines lead the route. The flight covers 1,922 miles in approximately 3h 39m. Beyond nonstop, 67 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop DTW–SEA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
DL Delta Air Lines 28 739 3h39-5h12 100% SkyTeam
AF Air France 9 321, 739 4h57-5h01 100% SkyTeam
AS Alaska Airlines 7 739 4h08 100% Oneworld
Aircraft on this route
321 Airbus A321 – AF
739 Boeing 737-900 – AF, AS, DL
Alliance coverage
SkyTeam: AF + DL (37 flights/wk, 84%)
Oneworld: AS (7 flights/wk, 16%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, DTW to SEA direction.
Mon
7
flights
Tue
6
flights
Wed
6
flights
Thu
6
flights
Fri
6
flights
Sat
6
flights
Sun
7
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
7
Nonstop flights
44
Outbound / wk
48
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for DTW to SEA.
1-STOP
One-Stop Connections
67
Hubs
~5h
Fastest
~35h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
3,985
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
DTW → SEA
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
37%
Return
SEA → DTW
84%
Generally reliable. Most flights run on time.
Departing
84%
Arriving
75%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. DTW delays → SEA delays →

Other ways to reach Seattle from Detroit

Nearby airports with service to Seattle–Tacoma International Airport.
Metric DTW→SEA CLE→SEA
Distance from DTW 95 mi
Nonstop airlines 3 1
Weekly flights 44 10
Flight time 3h 39m 5h 13m
Departure OTP 100%
Airports within 200 miles of DTW with service to Seattle–Tacoma International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Seattle is 2 hours behind Detroit.
DTW: EDT · SEA: MDT

When it's 6:00 PM in Detroit, it's 4:00 PM in Seattle.
Distance & Flight Time
1,922 mi / 3,093 km
Nonstop flight time is approximately 3h 39m to 5h 12m.
Getting to DTW

There is no rail link to DTW; the airport is 18 miles southwest of downtown Detroit. SMART bus Route 261 provides a slow connection ($2), but ride-share or car is standard for most travelers. Ride-shares from downtown cost $30–45.Driving is the primary mode: I-94 and I-275 are the main expressways. Economy parking is well-organized with frequent shuttles. For Windsor, Ontario arrivals, the airport connects via I-75 and the Ambassador Bridge or DRIC tunnel.

Getting from SEA

Link Light Rail from the airport station (inside the terminal) to downtown Seattle takes 38 minutes ($3.50). No transfers needed; trains run 5am to 1am daily.Taxis and ride-shares to downtown cost $35–55. For Bellevue and Eastside destinations (across Lake Washington), ride-share is faster than Link. Car rentals are in the consolidated rental facility; take the free shuttle from baggage claim. Sound Transit buses serve Tacoma, Renton, and Federal Way.

Seattle Climate

Marine west coast climate. Winters are mild but persistently grey and rainy (3–9°C). Snow is rare at sea level but can occur December through February, causing significant disruptions when it does. The airport sits between Seattle and Tacoma in an area that receives more fog and low cloud than downtown Seattle.

Summers are famously pleasant (18–25°C) with low humidity and mostly clear skies, one of the best flying climates in the US from June through September. The wettest months are November through January.

DTW–SEA Quick Facts

Key statistics for the Detroit to Seattle route.
Route details
Distance1,922 mi / 3,093 km
Flight time3h 39m to 5h 12m
Time difference-2 hours
Airlines (nonstop)3
Weekly flights44 out / 48 return
1-stop connections67 hubs
Origin: DTW
IATA / ICAODTW / KDTW
TimezoneAmerica/Detroit
Passengers/yr32.2M
Elevation645 ft / 197 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Boise
Passengers/yr52.6M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about DTW to SEA flights.
Nonstop flights from Detroit Metropolitan Wayne County Airport to Seattle–Tacoma International Airport take approximately 3h 39m to 5h 12m. The route covers 1,922 miles.
3 airlines operate nonstop service: Air France, Alaska Airlines and Delta Air Lines.
There are approximately 44 nonstop flights per week from DTW to SEA. The return direction has about 48 weekly flights.
Yes, 1-stop connections are available through RFD, CCR, MEM, YYC, OKC, BWI, MEX, ANC, PIT, CUN, SJD, LIR, CHS, PVR, SNA, MSY, IND, MSP, CVG, YYZ, MCI, ORD, CLE, IAD, ATL, MDW, IAH, FCO, CLT, DEN, DFW, MCO, SLC, PHL, PHX, SFO, BNA, EWR, CDG, GSO, SMF, PDX, AUS, SAN, IST, LAX, LAS, DCA, FLL, AMS, RSW, FRA, LHR, BOS, TPA, STL, OMA, JFK, MKE, CMH, SAT, RDU, ICN, PVG, MIA, HNL and HND. These options provide additional schedule flexibility.
Seattle is 2 hours behind Detroit.
Yes, return flights from SEA to DTW are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CLE. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from DTW to SEA

Detroit Metropolitan Wayne County Airport (DTW) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Air France, Alaska Airlines and Delta Air Lines. With 44 weekly departures, this is a heavily served route.

DTW to SEA Flight Duration and Schedule

Nonstop flight time from DTW to SEA ranges from 3 hours 39 minutes to 5 hours 12 minutes. The route covers a distance of 1,922 miles (3,093 km). There are approximately 44 weekly flights outbound and 48 return, totaling 92 flights per week in both directions.

Connecting Options and Alternatives

67 one-stop connections are available, with the fastest taking approximately 5 hours via RFD. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cleveland (CLE).