Seattle to Cincinnati / Covington (SEA–CVG) — Airlines, Schedules & Connections

SEA Airport Page →
1,960 mi airlines 33/wk
On-time Some delays Frequent delays
Flight Schedule 9 flights Verified 12m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
AS508+3
AS Alaska
B39M
10:14 AM
PDT
5:58 PM
EDT
4h 44m
—
M T W T F S S
Prices
✓
→
VS3194cs
VS Virgin Atlantic
738
11:45 AM
PDT TB
7:04 PM
EDT
4h 19m
—
M T W T F S S
Prices
✓
→
KE3011cs
KE Korean
738
11:45 AM
PDT TB
7:04 PM
EDT
4h 19m
—
M T W T F S S
Prices
✓
→
DL558+2
DL Delta
738
11:45 AM
PDT TA
7:00 PM
EDT
4h 15m
—
M T W T F S S
Prices
✓
←
VS3169cs
VS Virgin Atlantic
738
6:30 AM
EDT T3
8:33 AM
PDT
5h 3m
—
M T W T F S S
Prices
✓
←
DL966+3
DL Delta
738
6:30 AM
EDT T3
8:30 AM
PDT
5h
—
M T W T F S S
Prices
✓
←
AF5838cs
AF Air France
738
6:30 AM
EDT T3
8:30 AM
PDT
5h
—
M T W T F S S
Prices
✓
←
KE3012cs
KE Korean
738
6:30 AM
EDT T3
8:33 AM
PDT
5h 3m
—
M T W T F S S
Prices
✓
←
AS508+3
AS Alaska
B39M
6:58 PM
EDT
9:00 PM
PDT
5h 2m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Seattle to Cincinnati / Covington
3 carriers, 33 flights/week nonstop.
3 Airlines 33 Flights/wk 1,960 mi 3h 41m nonstop +3h ahead 79 1-stop hubs

SEA–CVG is served by 3 airlines with nonstop service. Alaska Airlines, Delta Air Lines and Air France lead the route. The flight covers 1,960 miles in approximately 3h 41m. Beyond nonstop, 79 hubs offer 1-stop connections.

Also explore SEA Routes CVG Routes SEA Live Flights CVG Live Flights SEA Delays CVG Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop SEA–CVG service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines 7 B39M 4h44 91% Oneworld –
DL Delta Air Lines Also: KE, VS 7 738 4h15 91% SkyTeam KE, VS
AF Air France 0 – – 91% SkyTeam –
Aircraft on this route
738 Boeing 737-800 – DL, KE, VS
B39M Boeing 737 MAX 9 – AS
Alliance coverage
SkyTeam: AF + DL (7 flights/wk, 50%)
Oneworld: AS (7 flights/wk, 50%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, SEA to CVG direction.
Mon
4
flights
Tue
4
flights
Wed
4
flights
Thu
4
flights
Fri
4
flights
Sat
4
flights
Sun
4
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
33
Outbound / wk
39
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to CVG.
1-STOP
One-Stop Connections
79
Hubs
~5h
Fastest
~30h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,938
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.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+3h
Cincinnati / Covington is 3 hours ahead of Seattle.
SEA: PDT · CVG: EDT

When it's 6:00 PM in Seattle, it's 9:00 PM in Cincinnati / Covington.
Distance & Flight Time
1,960 mi / 3,154 km
Nonstop flight time is approximately 3h 41m to 4h 44m.
Getting to SEA

Link Light Rail runs from downtown Seattle (Westlake station) to the airport in 38 minutes ($3.50 peak). Trains run every 6–12 minutes during peak hours from 5am to 1am. Ride-shares run $30–50 from downtown; SR-99 and I-5 can be heavily congested southbound during afternoon rush (3–7pm).

Sound Transit 574 express bus serves Tacoma ($2.50–4). Sounder commuter rail connects Tacoma to the airport area via a shuttle.

Facts

SEA–CVG Quick Facts

Key statistics for the Seattle to Cincinnati / Covington route.
Route details
Distance1,960 mi / 3,154 km
Flight time3h 41m to 4h 44m
Time difference+3 hours
Airlines (nonstop)3
Weekly flights33 out / 39 return
1-stop connections79 hubs
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: CVG
Full nameCincinnati Northern Kentucky International Airport
IATA / ICAOCVG / KCVG
TimezoneAmerica/New_York
Passengers/yr9.0M
Elevation896 ft / 273 m
FAQ

Frequently Asked Questions

Common questions about SEA to CVG flights.
Nonstop flights from Seattle–Tacoma International Airport to Cincinnati Northern Kentucky International Airport take approximately 3h 41m to 4h 44m. The route covers 1,960 miles.
3 airlines operate nonstop service: Air France, Alaska Airlines and Delta Air Lines. Plus 2 codeshare partners.
There are approximately 33 nonstop flights per week from SEA to CVG. The return direction has about 39 weekly flights.
Yes, 1-stop connections are available through FTW, ILN, MEM, OKC, ABQ, OMA, BOI, MKE, EGE, YEG, IND, CMH, YYC, APA, YVR, SAT, SMF, SBD, CLE, DAL, GSO, PIT, ELP, STL, MSN, ONT, VNY, HRL, TUS, TEB, AZA, RDU, MTY, GDL, MLB, MEX, MDW, HNL, CHS, LAX, DTW, MSY, BNA, LAS, AUS, IAH, MCO, BWI, ATL, CLT, ORD, SLC, ANC, PHL, EWR, MSP, MIA, DEN, IAD, SFO, FRA, BOS, PHX, DFW, LHR, CDG, PDX, NRT, MCI, JFK, DCA, FLL, TPA, SNA, RSW, YYZ, ICN, HKG and CUN. These options provide additional schedule flexibility.
Cincinnati / Covington is 3 hours ahead of Seattle.
Yes, return flights from CVG to SEA are available. Use the direction toggle at the top to view the return schedule.
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 SEA to CVG

Seattle–Tacoma International Airport (SEA) and Cincinnati Northern Kentucky International Airport (CVG) are connected by nonstop service from Air France, Alaska Airlines and Delta Air Lines. With 33 weekly departures, this is a heavily served route.

SEA to CVG Flight Duration and Schedule

Nonstop flight time from SEA to CVG ranges from 3 hours 41 minutes to 4 hours 44 minutes. The route covers a distance of 1,960 miles (3,154 km). There are approximately 33 weekly flights outbound and 39 return, totaling 72 flights per week in both directions.

Connecting Options and Alternatives

79 one-stop connections are available, with the fastest taking approximately 5 hours via FTW. Two-stop connections are also available via intermediate hubs.