$629+ Cheap flights from Hilton Head Island to Seattle (HHH - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
HHH — SEA
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Hilton Head Island 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 Hilton Head Island to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hilton Head Island to SeattleExplore the most affordable flight options available from Hilton Head Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Hilton Head Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:16 pm -
1 stop11h 39m
Sat 10/310:48 pm -
1 stop10h 47m
Deal found 9/1![United Airlines logo]()
$629
Best flights from Hilton Head Island to SeattleDiscover carefully curated flight deals from Hilton Head Island to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Hilton Head Island to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:16 pm -
1 stop11h 39m
Sat 10/310:48 pm -
1 stop10h 47m
Deal found 9/1![United Airlines logo]()
$629
Last-minute flights from Hilton Head Island to SeattleDiscover last-minute flight deals from Hilton Head Island to Seattle. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Hilton Head Island to Seattle. Data last updated September 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:16 pm -
1 stop11h 39m
Sat 10/310:48 pm -
1 stop10h 47m
Deal found 9/1![United Airlines logo]()
$629
One-way flights from Hilton Head Island to SeattleSearch for one-way flight options from Hilton Head Island to Seattle. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Hilton Head Island to Seattle. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3111:07 am -
2 stops13h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$834
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3011:07 am -
2 stops13h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$913
Find flight deals from Hilton Head Island to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Hilton Head Island (HHH) 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $629 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Hilton Head Island 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 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Hilton Head Island to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Hilton Head IslandSeattle
HHH Hilton Head Island - SEA Seattle/Tacoma Intl
HHHSEA
Hilton Head Island
Tue 9/29
1:16 pm-9:55 pm
1 stop11h 39m
Seattle/Tacoma Intl
Sat 10/3
10:48 pm-12:35 pm
1 stop10h 47m
$629
Quickest round-trip
Hilton Head IslandSeattle
HHH Hilton Head Island - SEA Seattle/Tacoma Intl
HHHSEA
Hilton Head Island
Thu 12/31
11:07 am-9:38 pm
2 stops13h 31m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$834
Hilton Head IslandSeattle
HHH Hilton Head Island - SEA Seattle/Tacoma Intl
HHHSEA
Hilton Head Island
Wed 12/30
11:07 am-9:38 pm
2 stops13h 31m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$913
Sorted by cheapest first
Compare providers for flights from Hilton Head Island 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 Hilton Head Island to Seattle in September.
| 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 Hilton Head Island-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hilton Head Island-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hilton Head Island-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Hilton Head Island-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 Hilton Head Island-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 Hilton Head Island to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Hilton Head Island with our price prediction graph.
HHH-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.
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 September 5, 2026.
See what other customers who have flown with American Airlines from Hilton Head Island to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Comfort
7.2
Boarding
7.5
Entertainment
6.8
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Overall
7.1
Comfort
7.2
Boarding
7.5
Entertainment
6.8
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Related info for your journey
Find useful and relevant information for your journey from Hilton Head Island 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 locationsSeaTac
Renton
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Snoqualmie
Puyallup
Lynnwood
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Kent
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Hilton Head Island and Seattle flights
Browse other Hilton Head Island and Seattle flight options. Last updated on September 5, 2026.
Other flights from Hilton Head Island
Browse through other flights departing from Hilton Head Island. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
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Top airline flying from Hilton Head Island to Seattle
Discover the top airline that operate flights from Hilton Head Island 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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$422 | Average$602 | FlexibilityNo cancel fee | On-time71% |