₩320,300 Cheap United flights Seattle (SEA) to Honolulu (HNL)

View ₩320,300 flight on Sun, Oct 19, 2025Opens in a new window

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₩320,300 Cheap United flights Seattle (SEA) to Honolulu (HNL)

Prices were available within the past 7 days and start at ₩320,300 for one-way flights and ₩643,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Oct 20 - Thu, Oct 23
SEA
Seattle
HNL
Oahu
₩643,000 Roundtrip, found 3 days ago
₩643,000
Roundtrip
found 3 days ago
Select United flight, departing Mon, Oct 20 from Seattle to Oahu, returning Thu, Oct 23, priced at ₩643,000 found 3 days ago
United
Mon, Oct 20 - Thu, Oct 23
SEA
Seattle
HNL
Oahu
₩643,100 Roundtrip, found 3 days ago
₩643,100
Roundtrip
found 3 days ago
Select United flight, departing Mon, Oct 20 from Seattle to Oahu, returning Thu, Oct 23, priced at ₩643,100 found 3 days ago
United
Mon, Oct 20 - Thu, Oct 23
SEA
Seattle
HNL
Oahu
₩654,600 Roundtrip, found 3 days ago
₩654,600
Roundtrip
found 3 days ago
Select United flight, departing Mon, Oct 20 from Seattle to Oahu, returning Thu, Oct 23, priced at ₩654,600 found 3 days ago
United
Thu, Nov 13 - Mon, Nov 17
SEA
Seattle
HNL
Oahu
₩664,000 Roundtrip, found 4 days ago
₩664,000
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 13 from Seattle to Oahu, returning Mon, Nov 17, priced at ₩664,000 found 4 days ago
United
Mon, Oct 20 - Thu, Oct 23
SEA
Seattle
HNL
Oahu
₩668,200 Roundtrip, found 3 days ago
₩668,200
Roundtrip
found 3 days ago
Select United flight, departing Mon, Oct 20 from Seattle to Oahu, returning Thu, Oct 23, priced at ₩668,200 found 3 days ago
United
Thu, Nov 13 - Mon, Nov 17
SEA
Seattle
HNL
Oahu
₩671,300 Roundtrip, found 4 days ago
₩671,300
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 13 from Seattle to Oahu, returning Mon, Nov 17, priced at ₩671,300 found 4 days ago
Flights from Seattle (SEA) to Honolulu (HNL)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Daniel K. Inouye Intl.
Airlines serving
American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Hawaiian Airlines
Distance
4281 km
Average flight time
3 hours 7 mins

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Daniel K. Inouye Intl. Airport (HNL)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines round-trip flights from ₩643,000 from SEA to HNL. Affordable one-way fares from ₩320,300 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to HNL with United Airlines?
Search for round-trip or one-way flights to Honolulu in November or October. You could find a cheap fare with United Airlines during these off-season months.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Daniel K. Inouye Intl. Airport (HNL)?
Fill in your dates, click search and tick the "Nonstop" filter on Expedia to browse any direct flights from SEA to HNL with United Airlines or other carriers.
What airports does United Airlines fly into in Honolulu?
Daniel K. Inouye Intl. Airport (HNL) is the primary Honolulu gateway for United Airlines flights from Seattle - Tacoma Intl. Airport (SEA).
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Daniel K. Inouye Intl. Airport (HNL)?
Changes are often free within 24 hours of booking, but your airline may charge a fee after that time. For more information about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to update your itinerary without additional costs, tick the "No cancel fee" or "Changes included" filter when organizing your next getaway.
*Available to Expedia members.