$184+ Cheap flights from Hilo to Seattle (ITO - SEA)
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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
ITO — SEA
Apr 9 — Apr 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Hilo to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Hilo to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hilo to SeattleExplore the most affordable flight options available from Hilo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from Hilo to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:24 pm
ITO
- SEA
1 stop9h 29m
Multiple Airlines
Thu 4/303:45 pm
SEA
- ITO
1 stop8h 48m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:44 pm
ITO
- SEA
2 stops12h 04m
Multiple Airlines
Wed 4/223:45 pm
SEA
- ITO
1 stop8h 48m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$471
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:21 pm
ITO
- SEA
1 stop9h 38m
Multiple Airlines
Sun 4/267:08 pm
SEA
- ITO
1 stop15h 00m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$496
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:55 pm
ITO
- SEA
2 stops13h 10m
Southwest
Mon 7/206:15 am
SEA
- ITO
2 stops18h 30m
Southwest
Deal found 3/10![Southwest logo]()
$561
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:00 am
ITO
- SEA
2 stops13h 10m
Southwest
Tue 3/245:45 am
SEA
- ITO
2 stops11h 50m
Southwest
Deal found 3/5![Southwest logo]()
$589
Best flights from Hilo to SeattleDiscover carefully curated flight deals from Hilo to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Hilo to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:44 pm
ITO
- SEA
2 stops12h 04m
Multiple Airlines
Wed 4/223:45 pm
SEA
- ITO
1 stop8h 48m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$471
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:55 pm
ITO
- SEA
2 stops13h 10m
Southwest
Mon 7/206:15 am
SEA
- ITO
2 stops18h 30m
Southwest
Deal found 3/10![Southwest logo]()
$561
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:00 am
ITO
- SEA
2 stops13h 10m
Southwest
Tue 3/245:45 am
SEA
- ITO
2 stops11h 50m
Southwest
Deal found 3/5![Southwest logo]()
$589
This Alaska Airlines deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:21 pm
ITO
- SEA
1 stop9h 38m
Multiple Airlines
Sun 4/269:51 pm
SEA
- ITO
2 stops17h 03m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$617
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:55 pm
ITO
- SEA
2 stops15h 10m
Southwest
Sat 3/289:50 am
SEA
- ITO
2 stops14h 50m
Southwest
Deal found 3/9![Southwest logo]()
$627
This Alaska Airlines deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:00 pm
ITO
- SEA
1 stop7h 58m
Multiple Airlines
Sun 3/297:38 pm
SEA
- ITO
1 stop25h 04m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$647
Last-minute flights from Hilo to SeattleDiscover last-minute flight deals from Hilo to Seattle. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Hilo to Seattle. Data last updated March 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:00 am
ITO
- SEA
2 stops13h 10m
Southwest
Tue 3/245:45 am
SEA
- ITO
2 stops11h 50m
Southwest
Deal found 3/5![Southwest logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/241:46 pm
ITO
- SEA
1 stop8h 13m
Multiple Airlines
Wed 3/2512:10 pm
SEA
- ITO
1 stop8h 32m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$613
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:21 pm
ITO
- SEA
1 stop9h 38m
Multiple Airlines
Sun 4/267:08 pm
SEA
- ITO
1 stop15h 00m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:44 pm
ITO
- SEA
2 stops12h 04m
Multiple Airlines
Wed 4/223:45 pm
SEA
- ITO
1 stop8h 48m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$471
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:24 pm
ITO
- SEA
1 stop9h 29m
Multiple Airlines
Thu 4/303:45 pm
SEA
- ITO
1 stop8h 48m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$387
One-way flights from Hilo to SeattleSearch for one-way flight options from Hilo to Seattle. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Hilo to Seattle. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:47 pm
ITO
- SEA
1 stop8h 06m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:00 am
ITO
- SEA
2 stops13h 30m
Southwest
Deal found 3/9![Southwest logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:00 pm
ITO
- SEA
1 stop8h 47m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:47 pm
ITO
- SEA
1 stop8h 06m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$192
This Southwest deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 am
ITO
- SEA
2 stops11h 20m
Southwest
Deal found 3/5![Southwest logo]()
$194
This Southwest deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
ITO
- SEA
2 stops12h 30m
Southwest
Deal found 3/8![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:24 pm
ITO
- SEA
1 stop9h 29m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:00 am
ITO
- SEA
2 stops11h 20m
Southwest
Deal found 3/7![Southwest logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:00 pm
ITO
- SEA
1 stop8h 47m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$221
This Southwest deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 am
ITO
- SEA
2 stops13h 35m
Southwest
Deal found 3/7![Southwest logo]()
$224
Find flight deals from Hilo to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Hilo (ITO) 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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $387 (Alaska Airlines) |
One-way from | $184 (Alaska Airlines) |
Popular in | February |
Cheapest in | October |
Average price | $790 |
Cheapflights Fare Finder
Customize your flight search to find flights from Hilo 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 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Hilo to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Tue 4/21
6:44 pm-9:48 am
2 stops12h 04m
Seattle/Tacoma Intl
Wed 4/22
3:45 pm-9:33 pm
1 stop8h 48m
$471
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Thu 7/2
6:55 pm-11:05 am
2 stops13h 10m
Seattle/Tacoma Intl
Mon 7/20
6:15 am-9:45 pm
2 stops18h 30m
$561
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Fri 3/20
8:00 am-12:10 am
2 stops13h 10m
Seattle/Tacoma Intl
Tue 3/24
5:45 am-2:35 pm
2 stops11h 50m
$589
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Thu 4/16
12:21 pm-12:59 am
1 stop9h 38m
Seattle/Tacoma Intl
Sun 4/26
9:51 pm-11:54 am
2 stops17h 03m
$617
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Tue 3/24
6:55 pm-1:05 pm
2 stops15h 10m
Seattle/Tacoma Intl
Sat 3/28
9:50 am-9:40 pm
2 stops14h 50m
$627
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Thu 3/26
9:00 pm-7:58 am
1 stop7h 58m
Seattle/Tacoma Intl
Sun 3/29
7:38 pm-5:42 pm
1 stop25h 04m
$647
Cheapest one-way
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Sun 5/10
6:00 am-9:30 pm
2 stops12h 30m
$204
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Tue 4/7
6:00 am-8:20 pm
2 stops11h 20m
$209
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Mon 5/18
6:00 am-10:30 pm
2 stops13h 30m
$224
HiloSeattle
ITO - SEA
ITOSEA
Hilo Intl
Mon 4/6
6:00 am-10:35 pm
2 stops13h 35m
$229
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Hilo to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hilo to Seattle in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Hilo-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilo-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilo-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hilo-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hilo-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Hilo to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Hilo with our price prediction graph.
ITO-SEA
Estimated round-trip 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 Hilo to Seattle
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 March 10, 2026.
Get a feel of what it's like to fly with Alaska Airlines and Hawaiian Airlines from Hilo to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Related info for your journey
Find useful and relevant information for your journey from Hilo to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Hilo
Popular flights
Seattle flight routes
Alternative routes for Hilo to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Hilo to Seattle by cabin class
Find flights from Hilo to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Hilo and Seattle flights
Browse other Hilo and Seattle flight options. Last updated on March 10, 2026.
Other flights from Hilo
Browse through other flights departing from Hilo. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Top 2 airlines flying from Hilo to Seattle
Discover the top 2 airlines that operate flights from Hilo to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$287 | Average$636 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$333 | Average$739 | FlexibilityNo cancel fee | On-time85% |