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Cheap flights from Honolulu to Seattle from £148

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — SEA
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Honolulu to Seattle/Tacoma Intl are usually found in November or February, booked 89 days in advance, depart on a Tuesday or Wednesday 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 30 April 2025.

Round-trip from

£282

One-way from

£148

Popular in

June

Cheapest in

November

Average price

£374

Good round-trip deal

£436 or less

Good one-way deal

£175 or less
Delta
  • Delta
  • 6/5-17/5
  • 1 total stop
  • 24h 33m total
  • Honolulu to Seattle
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Delta
  • Delta
  • 28/5
  • Nonstop
  • 6h 05m total
  • Honolulu to Seattle
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Highest demand for flights based on searches. 8% potential increase in price (£22 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in April 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 30 April 2025.

Tue 6/512:40HNL - SEA
1 stop18h 23mDelta
Sat 17/508:45SEA - HNL
Nonstop6h 10mDelta
Deal found 29/4£282
Thu 22/508:30HNL - SEA
1 stop10h 28mUnited Airlines
Mon 26/506:25SEA - HNL
1 stop10h 39mUnited Airlines
Deal found 29/4£286
Thu 29/523:45HNL - SEA
Nonstop5h 50mAlaska Airlines
Tue 3/618:59SEA - HNL
1 stop14h 48mAlaska Airlines
Deal found 29/4£301
Mon 19/523:45HNL - SEA
Nonstop5h 50mHawaiian Airlines
Mon 26/519:55SEA - HNL
Nonstop6h 12mHawaiian Airlines
Deal found 29/4£304
Thu 28/808:15HNL - SEA
1 stop10h 50mSouthwest
Sun 7/919:20SEA - HNL
2 stops18h 00mSouthwest
Deal found 29/4£362

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 30 April 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

Tue 6/5

12:40-10:03

1 stop18h 23m

Seattle/Tacoma Intl

Sat 17/5

08:45-11:55

Nonstop6h 10m

£282

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Thu 22/5

08:30-21:58

1 stop10h 28m

Seattle/Tacoma Intl

Mon 26/5

06:25-14:04

1 stop10h 39m

£286

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Thu 29/5

23:45-08:35

Nonstop5h 50m

Seattle/Tacoma Intl

Tue 3/6

18:59-06:47

1 stop14h 48m

£301

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Mon 19/5

23:45-08:35

Nonstop5h 50m

Seattle/Tacoma Intl

Mon 26/5

19:55-23:07

Nonstop6h 12m

£304

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Sun 4/5

08:15-01:15

2 stops14h 00m

Seattle/Tacoma Intl

Wed 7/5

10:10-16:25

1 stop9h 15m

£382

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Wed 28/5

08:30-21:58

1 stop10h 28m

£148

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Tue 3/6

07:30-20:25

1 stop9h 55m

£152

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Mon 12/5

13:20-22:25

Nonstop6h 05m

£156

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Thu 8/5

08:55-20:35

1 stop8h 40m

£160

HonoluluSeattle

HNL - SEA

HNLSEA

Honolulu

Mon 12/5

08:10-00:30

2 stops13h 20m

£190

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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 25 April 2025.

Booking 89 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 30 April 2025.

A simple way to save on the total cost of your ticket is to fly from Honolulu to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight at midday.

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 30 April 2025.

The most flights from HNL to SEA are scheduled on a Monday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (22 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 30 April 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
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
9,968 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
4,295 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
7,936 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
2,406 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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
8,696 reviews
Alaska Airlines
8.0
Very Good
9,968 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

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 18 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 £282. Other airlines that can offer you cheap pricing are United Airlines, from £286, and Alaska Airlines, from £301. You may be able to fly from Honolulu to Seattle for 18% 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 £148 on Delta. Other airlines that offer cheap prices include Hawaiian Airlines from £152 and United Airlines from £154 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: KLM (95%), China Eastern (92%), Air France (87%).

  • What are the cheapest flights from Honolulu to Seattle?

    The cheapest flight price from Honolulu to Seattle is £171. On average you can expect to pay £456. The most popular route, (Honolulu - Seattle/Tacoma Intl), can usually be booked for £282.

  • 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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Can Cheapflights find flights from Honolulu to Seattle with no change fees?

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