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prices we've seen · United States fares · USD

Flights from Seattle (SEA) to Honolulu (HNL)

  • One way from $217
  • Round trip from $621
  • Nonstop on 3 of 3 dates
  • Fastest 6h 24m
  • 3 airlines

The cheapest one-way fare from Seattle (SEA) to Honolulu (HNL) we have seen is $217 USD, departing Jan 4, 2027 (seen Nov 8, 2026): United UA 2478, 1 stop, 9h 14m.

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Prices are the fare alone; the seller shows the bag and fare rules.

Cheapest by month

Checked Nov 11

Pick a month to search the day its cheapest fare leaves.

  1. Dec 2026$223
  2. Jan 2027$217
  3. Feb 2027—
  4. Mar 2027—
  5. Apr 2027—
  6. May 2027$391

Cheapest days to fly one wayCheapest round trips

Each day's cheapest fare we've seen, nonstop and with stops. Cheapest first.

We may earn a commission from the seller · How we rank

  1. MonJan 4

    15:24

    9h 14m1 stop

    22:38

    Cheapest$217 USD

    United UA 2478 · seen Nov 8

    Go to seller — $217

  2. TueDec 8

    11:50

    11h 22m2 stops

    21:12

    $223 USD

    Alaska Airlines AS 655 · seen Nov 10

    Go to seller — $223

  3. TueDec 1

    09:01

    10h 28m1 stop

    17:29

    $257 USD

    United UA 1372 · seen Nov 6

    Go to seller — $257

  4. MonJan 4

    09:05

    6h 24mNonstop

    13:29

    $323 USD

    Alaska Airlines AS 899 · seen Nov 8

    Go to seller — $323

  5. TueDec 1

    09:30

    6h 25mNonstop

    13:55

    $447 USD

    Alaska Airlines AS 899 · seen Nov 6

    Go to seller — $447

  6. TueDec 8

    09:30

    6h 25mNonstop

    13:55

    $451 USD

    Alaska Airlines AS 899 · seen Nov 10

    Go to seller — $451

The cheapest round trips we've seen on this route, on any dates, cheapest first.

We may earn a commission from the seller · How we rank

  1. 15 nightsFeb 26 – Mar 13

    08:10

    HNL

    Cheapest$621 USD

    Alaska Airlines AS 129 · 1 stop · 13h 18m in all, both ways · seen Nov 8

    Go to seller — $621

  2. 7 nightsFeb 15–22

    18:45

    HNL

    $648 USD

    Alaska Airlines AS 244 · 2 stops · 28h 37m in all, both ways · seen Nov 4

    Go to seller — $648

  3. 15 nightsFeb 26 – Mar 13

    13:00

    17:21

    $677 USD

    Alaska Airlines AS 821 · Nonstop · 12h 6m in all, both ways · seen Nov 8

    Go to seller — $677

  4. 7 nightsMar 13–20

    15:40

    19:50

    $693 USD

    Alaska Airlines AS 626 · Nonstop · 11h 55m in all, both ways · seen Nov 5

    Go to seller — $693

  5. 8 nightsAug 10–18

    15:35

    18:45

    $851 USD

    Alaska Airlines AS 626 · Nonstop · 12h in all, both ways · seen Nov 6

    Go to seller — $851

  6. 7 nightsFeb 15–22

    19:30

    23:45

    $876 USD

    Alaska Airlines AS 664 · Nonstop · 12h in all, both ways · seen Nov 4

    Go to seller — $876

Compare other routes

Compared with Seattle → Honolulu: $217 one way (Jan 4).

Other places from Seattle

Every route from Seattle →

To Honolulu from other cities

Every route to Honolulu →

Airlines seen on this route

  • Alaska Airlines
  • United
  • Southwest Airlines

Marketing carriers; the operating airline is shown by the seller.

Seattle to Honolulu in numbers

  • By month, Jan 2027 is the cheapest we've seen at $217 USD and May 2027 the most expensive at $391 USD — a spread of 80%.
  • Nonstop fares were seen on 3 of the 3 departure dates; carriers seen: Alaska Airlines, United, Southwest Airlines.
  • SEA serves Seattle, United States; HNL serves Honolulu, United States.
  • Honolulu runs 2 hours behind Seattle.

Questions

What is the cheapest fare from Seattle (SEA) to Honolulu (HNL)?

The cheapest one-way fare from Seattle (SEA) to Honolulu (HNL) we have seen is $217 USD, departing Jan 4, 2027 (seen Nov 8, 2026): United UA 2478, 1 stop, 9h 14m.

Is there a nonstop flight from Seattle (SEA) to Honolulu (HNL)?

Nonstop fares were seen on 3 of the 3 departure dates; carriers seen: Alaska Airlines, United, Southwest Airlines.

Which month is cheapest to fly from Seattle (SEA) to Honolulu (HNL)?

By month, Jan 2027 is the cheapest we've seen at $217 USD and May 2027 the most expensive at $391 USD — a spread of 80%.

How old is this price?

It is the cheapest fare we've seen for that date; the date beside it is the day it was seen, or our last check. We look again at least once a day for the routes people search, and stop showing a route's prices two days after our last look. The seller's page shows the price right now.

How does a2bflight rank results?

By price and duration only; commission never enters the order. Cheapest means cheapest among the fares we've seen for this route. A click that books may earn a2bflight a commission from the seller; the price you see is the seller's own. See how we rank and what we keep.