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Cheap flights from Honolulu to Seattle from £161

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — SEA
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Honolulu to Seattle/Tacoma Intl are usually found in November or February, booked 77 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Honolulu to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 June 2025.

Round-trip from

£296

One-way from

£161

Popular in

June

Cheapest in

November

Average price

£436

Good round-trip deal

£2,899 or less

Good one-way deal

£224 or less
Delta
  • Delta
  • 4/8-8/8
  • 1 total stop
  • 31h 48m total
  • Honolulu to Seattle
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Southwest
  • Southwest
  • 10/9
  • 1 total stop
  • 8h 05m total
  • Honolulu to Seattle
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£33 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Honolulu to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Honolulu to Seattle/Tacoma Intl.
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Find flight deals from Honolulu to Seattle

Cheapest flights from Honolulu to Seattle
Explore the most affordable flight options available from Honolulu to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Mon 4/822:42HNL - SEA
Nonstop5h 48mDelta
Fri 8/821:25SEA - HNL
1 stop26h 00mDelta
Deal found 10/6£296
Tue 4/1122:20HNL - SEA
Nonstop5h 40mAlaska Airlines
Wed 5/1108:35SEA - HNL
2 stops14h 15mAlaska Airlines
Deal found 11/6£298
Thu 18/908:00HNL - SEA
1 stop11h 15mUnited Airlines
Wed 24/913:05SEA - HNL
1 stop8h 28mUnited Airlines
Deal found 12/6£301
Wed 20/808:15HNL - SEA
1 stop8h 05mSouthwest
Tue 26/806:45SEA - HNL
1 stop10h 35mSouthwest
Deal found 11/6£321
Wed 9/719:50HNL - SEA
1 stop7h 26mHawaiian Airlines
Tue 15/715:55SEA - HNL
Nonstop6h 00mHawaiian Airlines
Deal found 12/6£444

Cheapflights Fare Finder

Customise your flight search to find flights from Honolulu to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Honolulu to Seattle that are best for you.

Fly from

Honolulu

Fly to

Seattle

Route

Depart

Return

Price

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Mon 4/8

22:42-07:30

Nonstop5h 48m

Seattle/Tacoma Intl

Fri 8/8

21:25-20:25

1 stop26h 00m

£296

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Tue 4/11

22:20-06:00

Nonstop5h 40m

Seattle/Tacoma Intl

Wed 5/11

08:35-20:50

2 stops14h 15m

£298

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Thu 18/9

08:00-22:15

1 stop11h 15m

Seattle/Tacoma Intl

Tue 23/9

13:05-18:33

1 stop8h 28m

£301

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Wed 20/8

08:15-19:20

1 stop8h 05m

Seattle/Tacoma Intl

Tue 26/8

06:45-14:20

1 stop10h 35m

£321

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Wed 9/7

19:50-06:16

1 stop7h 26m

Seattle/Tacoma Intl

Tue 15/7

15:55-18:55

Nonstop6h 00m

£444

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Wed 10/9

08:15-19:20

1 stop8h 05m

£161

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Fri 19/9

08:00-22:15

1 stop11h 15m

£164

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Tue 12/8

23:55-08:40

Nonstop5h 45m

£169

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Tue 12/8

05:40-16:54

1 stop8h 14m

£172

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Fri 15/8

13:20-22:15

Nonstop5h 55m

£191

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Best time to book a flight from Honolulu to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Honolulu with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Honolulu to Seattle

How far ahead should I book a flight from Honolulu to Seattle?

Use this chart to determine the optimal time to book a return flight from Honolulu to Seattle. Price data was last updated on 9 June 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Honolulu to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Honolulu to Seattle?

Currently, January is the cheapest month in which you can book a flight from Honolulu to Seattle (average of £622). Flying from Honolulu to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HNL to SEA?

Find hourly flight availability from Honolulu to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

A simple way to save on the total cost of your ticket is to fly from Honolulu to Seattle at midday. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the morning.

Weekly flight availability from Honolulu to Seattle

Explore weekly flight availability from Honolulu to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 June 2025.

The most flights from HNL to SEA are scheduled on a Thursday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 13 June 2025.
To help decide which airline to fly from Honolulu to Seattle, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very Good
4,286 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very Good
7,946 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,496 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Honolulu to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Honolulu to Seattle flight route?

    Flights from Honolulu to Seattle/Tacoma Intl have been viewed 20 times in the past calendar month.

  • What are the cheapest airlines flying from Honolulu to Seattle round-trip?

    Cheapflights users have booked flights from Honolulu to Seattle round-trip from £296. Other airlines that can offer you cheap pricing are Alaska Airlines, from £298, and United Airlines, from £301. You may be able to fly from Honolulu to Seattle for 15% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Honolulu to Seattle one-way?

    One-way options have recently been found by users for as low as £161 on Southwest. Other airlines that offer cheap prices include United Airlines from £164 and Alaska Airlines from £169 one-way.

  • What are the most reliable airlines from Honolulu to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Honolulu to Seattle on time: Icelandair (100%), Scandinavian Airlines (100%), KLM (98%).

  • What are the cheapest flights from Honolulu to Seattle?

    The cheapest flight price from Honolulu to Seattle is £160. On average you can expect to pay £1,602. The most popular route, (Honolulu - Seattle/Tacoma Intl), can usually be booked for £366.

  • Can I find deals for flights from Honolulu to Seattle that include hotel bookings?

    Yes. In addition to deals on Honolulu to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Honolulu to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Honolulu to Seattle.

  • Can I find deals for business class flights from Honolulu to Seattle?

    Yes. Cheapflights offers flight deals from Honolulu to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Honolulu to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Honolulu to Seattle (average of £622). Flying from Honolulu to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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