Cheap flights To Mercer Island (SEA) from $110

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Cheap Flights to Mercer Island from $110 One Way, $221 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Fri, Apr 10 - Thu, Apr 16
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select Harbour Air Seaplanes flight, departing Fri, Apr 10 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Thu, Apr 16, priced at $221 found 1 day ago
Thu, May 21 - Tue, May 26
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$221 Roundtrip, found 2 days ago
$221
Roundtrip
found 2 days ago
Select Harbour Air Seaplanes flight, departing Thu, May 21 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Tue, May 26, priced at $221 found 2 days ago
Fri, Mar 27 - Sun, Mar 29
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$223 Roundtrip, found 3 days ago
$223
Roundtrip
found 3 days ago
Select Harbour Air Seaplanes flight, departing Fri, Mar 27 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sun, Mar 29, priced at $223 found 3 days ago
Thu, Apr 9 - Tue, Apr 14
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$235 Roundtrip, found 1 day ago
$235
Roundtrip
found 1 day ago
Select Harbour Air Seaplanes flight, departing Thu, Apr 9 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Tue, Apr 14, priced at $235 found 1 day ago
Sun, Apr 19 - Sun, Apr 26
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$236 Roundtrip, found 5 days ago
$236
Roundtrip
found 5 days ago
Select Harbour Air Seaplanes flight, departing Sun, Apr 19 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sun, Apr 26, priced at $236 found 5 days ago
Thu, May 28 - Sun, Jul 5
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$272 Roundtrip, found 1 day ago
$272
Roundtrip
found 1 day ago
Select Harbour Air Seaplanes flight, departing Thu, May 28 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sun, Jul 5, priced at $272 found 1 day ago
Fri, May 29 - Sun, Jul 5
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$287 Roundtrip, found 1 day ago
$287
Roundtrip
found 1 day ago
Select Harbour Air Seaplanes flight, departing Fri, May 29 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sun, Jul 5, priced at $287 found 1 day ago
Mon, May 4 - Tue, May 19
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$310 Roundtrip, found 5 days ago
$310
Roundtrip
found 5 days ago
Select Harbour Air Seaplanes flight, departing Mon, May 4 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Tue, May 19, priced at $310 found 5 days ago
Wed, Jul 1 - Fri, Jul 10
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$320 Roundtrip, found 4 hours ago
$320
Roundtrip
found 4 hours ago
Select Harbour Air Seaplanes flight, departing Wed, Jul 1 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Fri, Jul 10, priced at $320 found 4 hours ago
Sun, Jul 26 - Sun, Aug 2
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$322 Roundtrip, found 5 days ago
$322
Roundtrip
found 5 days ago
Select Harbour Air Seaplanes flight, departing Sun, Jul 26 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sun, Aug 2, priced at $322 found 5 days ago

Mercer Island Flight Information

Traveling To
Mercer Island
Destination Airport IATA Code
SEA
Number of Airlines Serving
Airlines
Harbour Air Seaplanes
Flight Price
$221
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Mercer Island economy flight packages

Price found within the past 48 hours. Click for updated prices.
Graduate by Hilton Seattle
4.0-star property

Graduate by Hilton Seattle

Feb 12 - Feb 15

3 night stay

Los Angeles (LAX) to Seattle (SEA)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $535, price is now $362 per person
$362
per person
found 1 day ago
1 Hotel Seattle
5.0-star property

1 Hotel Seattle

Feb 13 - Feb 16

3 night stay

Los Angeles (LAX) to Seattle (SEA)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,083, price is now $645 per person
$645
per person
found 1 day ago
Level Seattle Downtown - South Lake Union
3.5-star property

Level Seattle Downtown - South Lake Union

Feb 18 - Feb 22

4 night stay

Orlando (MCO) to Seattle (SEA)

Alaska Airlines • Roundtrip • Coach
Price was $802, price is now $610 per person
$610
per person
found 9 hours ago
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See all available trips from Los Angeles to Mercer Island
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Mercer Island premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Hotel Max
3.5-star property

Hotel Max

8.2/10 Very Good! (1,803 reviews)

Feb 5 - Feb 9

4 night stay

Los Angeles (LAX) to Seattle (SEA)

Delta • Roundtrip • PremiumEconomy
Price was $531, price is now $458 per person
$458
per person
found 15 hours ago
Nice place for downtown Seattle

Reviewed on Sep 29, 2025

DoubleTree by Hilton Seattle Airport
4.0-star property

DoubleTree by Hilton Seattle Airport

7.8/10 Good! (2,662 reviews)

Feb 5 - Feb 9

4 night stay

Los Angeles (LAX) to Seattle (SEA)

Delta • Roundtrip • PremiumEconomy
Price was $579, price is now $497 per person
$497
per person
found 16 hours ago
Super close to airport, even walkable when the weather is nice.

Reviewed on Dec 24, 2025

Hyatt Regency Seattle
4.0-star property

Hyatt Regency Seattle

9.4/10 Exceptional! (4,421 reviews)

Feb 5 - Feb 9

4 night stay

Los Angeles (LAX) to Seattle (SEA)

Delta • Roundtrip • PremiumEconomy
Price was $713, price is now $614 per person
$614
per person
found 15 hours ago
Modern, clean, well decorated and comfortable. All staff were very friendly. Good location.

Reviewed on Nov 9, 2025

Don't see what you're looking for?
See all available trips from Los Angeles to Mercer Island
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Mercer Island

Struggling to find international and domestic flights that suit your budget. Consider one of the cheaper options available when you book your flight with Orbitz, where you get guaranteed low prices

Orbitz becomes your Mobile friend

You can now book flights to Mercer Island on the new cutting-edge mobile tool for Android or iPhone users. Hotel packages, flight updates and changes can all be accessed using this tool. When you make any reservations or bookings using this service, confirmation will be provided on the same day the request was made. Take advantage of Orbitz friendly service and low cost Mercer Island flights.

Discounted tickets available for flights to Mercer Island

Orbitz offers tickets at a discounted, budget friendly rate that will satisfy all of your travel requirements. Book your Mercer Island flights with us and structure a package that includes car hire, family activities and cheap accommodation. Orbitz will ensure that all your requirements are met, letting you relax and enjoy your holiday as it was intended.

Orbitz offers discounted Mercer Island flights

Discounted flights to Mercer Island ensure that all who want to travel can Take advantage of Orbitz’ guaranteed low prices and affordable packages. You will enjoy a hassle free trip, an up to date travel planner and friendly service.

Traveler profile updates

When flying with Orbitz, take advantage of frequent updates on your flights to Mercer Island. Details and updates are sent to up to six contact numbers to ensure that you are kept abreast of the latest information on Mercer Island flights. Frequent flyer and loyalty membership numbers may be updated within your Orbitz account profile.

Frequently asked questions

Which airlines fly to Mercer Island?
With 20 airlines offering services to Seattle - Tacoma Intl. Airport (SEA), the main gateway to Mercer Island, you have loads of options. Find an incredible deal among these well-known international carriers that fly in and out of this city:

  • Alaska Airlines - 257 flights to Mercer Island per month
  • Delta - 210 flights to Mercer Island per month
  • Air Canada - 121 flights to Mercer Island per month

What is the best airport to fly to in Mercer Island?
Jump on a flight to Seattle - Tacoma Intl. Airport (SEA) and get ready to explore the sights and sounds of this popular city. The airport is around 9 miles southwest of the downtown area. Also look into the price of tickets to Snohomish County - Paine Field Airport (PAE), another terminal that services Mercer Island.
How much is a flight to Mercer Island?
Round-trip flights to Mercer Island this past week ranged from $221 to $322. If you were flying one-way from Vancouver (CXH), you could have landed tickets from just $110.
How to book the cheapest flight to Mercer Island?
Scoring cheap flights to Mercer Island is as easy as booking with Orbitz. But if you'd love to make sure you're nabbing the best flight deals around, here are a few tips to keep your wallet happy:

  • Departing from or arriving at nearby airports can help you save on airfares. Type in your preferred departure and arrival points. Next, click on the 'Nearby airports' function below to explore your options.
  • If your travel plans aren't cast in stone, click on the 'Show flexible dates' link to bring up the flight deals across different departure dates. You may find an even better fare.
  • Select 'Show options' to filter your search results. You can choose your preferred seating class and airline here. Under 'Sort & Filter' to the left, you can even select whether you want to fly in the morning, afternoon or evening.
  • Lock in your fare as soon as you've sorted your travel dates. While it does happen from time to time, airfares rarely get more affordable as your departure date approaches.
  • Combine your flights, hotels and car rentals into an impressive package deal. Save your money for things that really excite you, like exploring every corner of Mercer Island.
  • Flying during peak season can mean pricey airfares. If possible, plan your trip outside of popular periods, such as Christmas, New Year's Eve and Easter.

How long is a flight to Mercer Island?
Of course, flight times differ based on where you're departing from. But to give you an understanding of the average duration, cast your eye over these busy routes to Mercer Island:

  • San Francisco, CA (SFO-San Francisco Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 2 hours and 25 minutes
  • Portland, OR (PDX-Portland Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 1 hour and 18 minutes
  • Spokane, WA (GEG-Spokane Intl.) to Seattle - Tacoma Intl. Airport (SEA) - 1 hour and 21 minutes

What is the best time to book a flight to Mercer Island?
Generally speaking, January is the ideal time to purchase your plane ticket. This is followed by February and August. Bear this in mind while searching for a cheap flight to Mercer Island.
What day of the week is the cheapest to book a flight to Mercer Island?
Make a booking on a Tuesday, Wednesday or Saturday. Generally, these are the cheapest days to purchase tickets to Mercer Island. The vacation of your dreams starts with a fantastic flight deal!
What is the cheapest day of the week to fly to Mercer Island?
Everyone loves a great bargain, so think about leaving earlier in the week for cheap flights to Mercer Island. Orbitz data from 2020 suggests you can secure the best deals on flights departing on Mondays. Tuesday is the next cheapest day, while Saturdays are likely to cost an arm and a leg. Many people tend to travel at the end of the week, so leave those Saturdays for binge-watching your favorite movies.
What is the cheapest month to fly to Mercer Island?
If you have some wiggle room with your travel dates, think about leaving sometime in August. Orbitz data shows that this is generally the best month to travel if you want cheap flights to Mercer Island. As you would expect, airfares increase in the busy month of June and flights fill up fast.
Which airlines allow free cancellation?
If you suspect your travel plans may change, Orbitz will help you lock in a flexible ticket. All you have to do is select "Filter by flexible change policies" when searching for your Mercer Island flights. We'll show you airlines that include free cancellation within 24 hours and no change fees — along with our famous low prices.
What do I need for the flight to Mercer Island?
From onboard entertainment to travel essentials like noise-canceling headphones, there are several things a seasoned flyer won't take off without. To make sure you're organized for your journey, check out this useful list:

  • Travel paperwork such as e-tickets and some identification are a must. To avoid any last-minute delays when checking in, ensure that your booking is made with the exact name, birth date and gender as listed on your government-issued ID.
  • Pack your carry-on bag with snacks and things to keep you busy and you'll happily pass the time on your medium-haul flight. If possible, jump on the airport's Wi-Fi and download your favorite podcast or playlist to your phone or tablet prior to take off.
  • Regardless what the season is at your destination, airplane cabins can feel a little chilly. Carry an extra layer on board with you to stay nice and warm.

How many direct flights are there to Mercer Island?
With 1,427 direct flights every month, traveling to Mercer Island doesn't need to be stressful. Alaska Airlines is one airline offering nonstop services to this vibrant destination.
How do I get cheap first-class/business deals to Mercer Island?
If you think a business or first-class fare is out of your price range, think again. Here are some practical tips to help you score a premium flight to Mercer Island for less:

  • Flexibility isn't just useful in the gym. Avoid locking in your travel dates so you can snap up cheaper airfares when a sale comes along.
  • Many budget carriers have outstanding business or premium-class seating without the hefty fees.
  • Make a bid for an upgrade. Some airlines hold online auctions that let you put down a price for a seat up the front. You can also try upgrading with points earned through a loyalty scheme.

How to get into Mercer Island from the airport?
Hotfoot it into central Mercer Island with a Seattle - Tacoma Intl. Airport (SEA) car rental. Budget and Hertz are two reliable agencies at Seattle - Tacoma Intl. Airport (SEA). Throw your baggage in the trunk, head 9 miles to the northeast and you'll be in the center of the city in a jiffy. Lots of travelers also use taxis or public transportation to travel into town from the airport. From there, you can still rent a ride to see more of the region with one of our Mercer Island car rentals.
What is the best time to go to Mercer Island?
Mercer Island is a popular place in February, April and August. If you plan to head there during these months, it would be a good idea to book ahead of time to ensure you get the greatest deals. Like to know what summertime's like in Mercer Island? Average daily temperatures normally float between 50 ºF and 75 ºF. Like most of the Northern Hemisphere, the summer season kicks off June 20 here.

More to Explore

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.