Seattle to Columbus (SEA–CMH) — Airlines, Schedules & Connections

SEA Airport Page →
2,011 mi airlines 12/wk
On-time Some delays Frequent delays
Flight Schedule 4 flights Verified 26m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
AS450+3
AS Alaska
739
10:41 AM
PDT
6:21 PM
EDT
4h 40m
—
M T W T F S S
Prices
✓
→
AS1409
AS Alaska
73H
10:08 PM
PDT
5:40 AM+1
EDT
4h 32m
—
M T W T F S S
Prices
✓
←
AS456
AS Alaska
73H
7:00 AM
EDT
9:12 AM
PDT
5h 12m
—
M T W T F S S
Prices
✓
←
AS450+3
AS Alaska
7M9
7:17 PM
EDT
9:22 PM
PDT
5h 5m
—
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 Columbus
1 carrier, 12 flights/week nonstop.
1 Airlines 12 Flights/wk 2,011 mi 4h 32m nonstop +3h ahead 64 1-stop hubs

SEA–CMH is served by 1 airline with nonstop service. Alaska Airlines leads the route. The flight covers 2,011 miles in approximately 4h 32m. Beyond nonstop, 64 hubs offer 1-stop connections.

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

Airline Landscape

All carriers operating nonstop SEA–CMH service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines 12 739, 73H 4h32-4h40 94% Oneworld –
Aircraft on this route
739 Boeing 737-900 – AS
73H Boeing 737-800 (Winglets) – AS
Alliance coverage
Oneworld: AS (12 flights/wk, 100%)
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 CMH direction.
Mon
2
flights
Tue
1
flight
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
1
flight
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
2
Nonstop flights
12
Outbound / wk
14
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for SEA to CMH.
1-STOP
One-Stop Connections
64
Hubs
~5h
Fastest
~31h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,589
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
Columbus is 3 hours ahead of Seattle.
SEA: PDT · CMH: EDT

When it's 6:00 PM in Seattle, it's 9:00 PM in Columbus.
Distance & Flight Time
2,011 mi / 3,237 km
Nonstop flight time is approximately 4h 32m to 4h 40m.
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–CMH Quick Facts

Key statistics for the Seattle to Columbus route.
Route details
Distance2,011 mi / 3,237 km
Flight time4h 32m to 4h 40m
Time difference+3 hours
Airlines (nonstop)1
Weekly flights12 out / 14 return
1-stop connections64 hubs
Origin: SEA
Full nameSeattle–Tacoma International Airport
IATA / ICAOSEA / KSEA
TimezoneAmerica/Los_Angeles
Passengers/yr52.6M
Elevation433 ft / 132 m
Destination: CMH
Full nameJohn Glenn Columbus International Airport
IATA / ICAOCMH / KCMH
TimezoneAmerica/New_York
Passengers/yr8.8M
Elevation815 ft / 248 m
FAQ

Frequently Asked Questions

Common questions about SEA to CMH flights.
Nonstop flights from Seattle–Tacoma International Airport to John Glenn Columbus International Airport take approximately 4h 32m to 4h 40m. The route covers 2,011 miles.
1 airline operates nonstop service: Alaska Airlines.
There are approximately 12 nonstop flights per week from SEA to CMH. The return direction has about 14 weekly flights.
Yes, 1-stop connections are available through BZN, OKC, SUN, PDX, CPS, MEM, YYC, MKE, HDN, BOI, CVG, EGE, SAT, SCF, CLE, PIT, GSO, MCI, SJC, SGR, AZA, VNY, TEB, TUS, IND, ELP, MLB, MDW, DAL, DTW, KEF, RDU, YYZ, BNA, ORD, ATL, MSP, MCO, IAH, CLT, AUS, DFW, TPA, BOS, IAD, BWI, PHL, STL, SFO, SAN, MIA, DEN, EWR, CHS, DCA, LAS, PHX, SLC, LAX, JFK, SNA, FLL, CUN and RSW. These options provide additional schedule flexibility.
Columbus is 3 hours ahead of Seattle.
Yes, return flights from CMH 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 CMH

Seattle–Tacoma International Airport (SEA) and John Glenn Columbus International Airport (CMH) are connected by nonstop service from Alaska Airlines. With 12 weekly departures, this is a regularly served route.

SEA to CMH Flight Duration and Schedule

Nonstop flight time from SEA to CMH ranges from 4 hours 32 minutes to 4 hours 40 minutes. The route covers a distance of 2,011 miles (3,237 km). There are approximately 12 weekly flights outbound and 14 return, totaling 26 flights per week in both directions.

Connecting Options and Alternatives

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