Indianapolis to Seattle (IND–SEA) — Airlines, Schedules & Connections

IND Airport Page →
1,861 mi airlines 15/wk
On-time Some delays Frequent delays
Flight Schedule 4 flights Verified 55m ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
AS625
AS Alaska
7M9
7:00 AM
EDT
8:55 AM
MDT
4h 55m
M T W T F S S
Prices
AS500
AS Alaska
73H
8:42 PM
EDT
11:07 PM
MDT
4h 25m
M T W T F S S
Prices
AS3
AS Alaska
8:43 PM
EDT
11:01 PM
MDT
4h 18m
M T W T F S S
Prices
AS500
AS Alaska
73H
12:56 PM
MDT
8:13 PM
EDT
5h 17m
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...
Indianapolis to Seattle
1 carrier, 15 flights/week nonstop.
1 Airlines 15 Flights/wk 1,861 mi 4h 18m nonstop -2h behind 61 1-stop hubs

IND–SEA is served by 1 airline with nonstop service. Alaska Airlines leads the route. The flight covers 1,861 miles in approximately 4h 18m. Beyond nonstop, 61 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop IND–SEA service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AS Alaska Airlines 15 73H, 7M9 4h18-4h55 100% Oneworld
Aircraft on this route
73H Boeing 737-800 – AS
7M9 Boeing 737 MAX 9 – AS
Alliance coverage
Oneworld: AS (15 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IND to SEA direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
3
flights
Sat
2
flights
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
3
Nonstop flights
15
Outbound / wk
7
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IND to SEA.
1-STOP
One-Stop Connections
61
Hubs
~5h
Fastest
~28h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,566
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
IND → SEA
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
37%
Return
SEA → IND
84%
Generally reliable. Most flights run on time.
Departing
84%
Arriving
50%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IND delays → SEA delays →

Other ways to reach Seattle from Indianapolis

Nearby airports with service to Seattle–Tacoma International Airport.
Metric IND→SEA CVG→SEA
Distance from IND 98 mi
Nonstop airlines 1 4
Weekly flights 15 28
Flight time 4h 18m 3h 18m
Departure OTP 100%
Airports within 200 miles of IND with service to Seattle–Tacoma International Airport.

Travel Essentials

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

When it's 6:00 PM in Indianapolis, it's 4:00 PM in Seattle.
Distance & Flight Time
1,861 mi / 2,996 km
Nonstop flight time is approximately 4h 18m to 4h 55m.
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.

IND–SEA Quick Facts

Key statistics for the Indianapolis to Seattle route.
Route details
Distance1,861 mi / 2,996 km
Flight time4h 18m to 4h 55m
Time difference-2 hours
Airlines (nonstop)1
Weekly flights15 out / 7 return
1-stop connections61 hubs
Origin: IND
IATA / ICAOIND / KIND
TimezoneAmerica/Indiana/Indianapolis
Passengers/yr10.4M
Elevation797 ft / 243 m
Destination: SEA
IATA / ICAOSEA / KSEA
TimezoneAmerica/Boise
Passengers/yr52.6M
Elevation433 ft / 132 m

Frequently Asked Questions

Common questions about IND to SEA flights.
Nonstop flights from Indianapolis International Airport to Seattle–Tacoma International Airport take approximately 4h 18m to 4h 55m. The route covers 1,861 miles.
1 airline operates nonstop service: Alaska Airlines.
There are approximately 15 nonstop flights per week from IND to SEA. The return direction has about 7 weekly flights.
Yes, 1-stop connections are available through FAR, UES, BIL, ASE, BZN, ELP, BFI, MEM, OMA, HOU, CMH, YYZ, CHS, CLE, CVG, STS, SJC, ONT, SNA, BUR, ANC, MCI, STL, SLC, SJD, MIA, BWI, DTW, JFK, CUN, ATL, MDW, IAH, ORD, SFO, IAD, DFW, LAS, LUX, MSP, AUS, DEN, BNA, PHL, MCO, DAL, CLT, PHX, TPA, RDU, LAX, EWR, FLL, BOS, FAT, RSW, SAN, DCA, DUB, MKE and PIT. These options provide additional schedule flexibility.
Seattle is 2 hours behind Indianapolis.
Yes, return flights from SEA to IND are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include CVG. 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 IND to SEA

Indianapolis International Airport (IND) and Seattle–Tacoma International Airport (SEA) are connected by nonstop service from Alaska Airlines. With 15 weekly departures, this is a well served route.

IND to SEA Flight Duration and Schedule

Nonstop flight time from IND to SEA ranges from 4 hours 18 minutes to 4 hours 55 minutes. The route covers a distance of 1,861 miles (2,996 km). There are approximately 15 weekly flights outbound and 7 return, totaling 22 flights per week in both directions.

Connecting Options and Alternatives

61 one-stop connections are available, with the fastest taking approximately 5 hours via FAR. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Cincinnati / Covington (CVG).