Cheap flights To Dupont (SEA) from $111

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Cheap Flights to Dupont from $111 One Way, $221 Round Trip

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

Sat, Apr 4 - Sat, Apr 11
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$221 Roundtrip, found 2 hours ago
$221
Roundtrip
found 2 hours ago
Select Harbour Air Seaplanes flight, departing Sat, Apr 4 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sat, Apr 11, priced at $221 found 2 hours ago
Mon, May 18 - Wed, May 27
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$223 Roundtrip, found 6 days ago
$223
Roundtrip
found 6 days ago
Select Harbour Air Seaplanes flight, departing Mon, May 18 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Wed, May 27, priced at $223 found 6 days ago
Sun, May 3 - Mon, May 4
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$224 Roundtrip, found 3 days ago
$224
Roundtrip
found 3 days ago
Select Harbour Air Seaplanes flight, departing Sun, May 3 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Mon, May 4, priced at $224 found 3 days ago
Fri, May 8 - Sat, May 16
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$237 Roundtrip, found 2 days ago
$237
Roundtrip
found 2 days ago
Select Harbour Air Seaplanes flight, departing Fri, May 8 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sat, May 16, priced at $237 found 2 days ago
Sun, Apr 19 - Wed, Apr 22
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$238 Roundtrip, found 4 days ago
$238
Roundtrip
found 4 days ago
Select Harbour Air Seaplanes flight, departing Sun, Apr 19 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Wed, Apr 22, priced at $238 found 4 days ago
Fri, Apr 10 - Tue, Apr 14
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select Harbour Air Seaplanes flight, departing Fri, Apr 10 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Tue, Apr 14, priced at $239 found 4 days ago
Fri, Apr 17 - Sat, Apr 25
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$252 Roundtrip, found 1 day ago
$252
Roundtrip
found 1 day ago
Select Harbour Air Seaplanes flight, departing Fri, Apr 17 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Sat, Apr 25, priced at $252 found 1 day ago
Sun, Apr 19 - Wed, Apr 22
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$253 Roundtrip, found 4 days ago
$253
Roundtrip
found 4 days ago
Select Harbour Air Seaplanes flight, departing Sun, Apr 19 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Wed, Apr 22, priced at $253 found 4 days ago
Sun, May 3 - Mon, May 4
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$254 Roundtrip, found 3 days ago
$254
Roundtrip
found 3 days ago
Select Harbour Air Seaplanes flight, departing Sun, May 3 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Mon, May 4, priced at $254 found 3 days ago
Sun, May 3 - Mon, May 4
CXH
Vancouver Harbour Seaplane Base
LKE
Lake Union Seaplane Base
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select Harbour Air Seaplanes flight, departing Sun, May 3 from Vancouver Harbour Seaplane Base to Lake Union Seaplane Base, returning Mon, May 4, priced at $269 found 3 days ago

Dupont Flight Information

Traveling To
Dupont
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

Dupont economy flight packages

Price found within the past 48 hours. Click for updated prices.
Sleep Inn - SeaTac Airport
2.5-star property

Sleep Inn - SeaTac Airport

Mar 20 - Mar 23

3 night stay

Burbank (BUR) to Seattle (SEA)

Delta • Coach

Seattle (SEA) to Burbank (BUR)

Frontier Airlines • Coach
Price was $339, price is now $245 per person
$245
per person
found 1 day ago
Comfort Inn & Suites Sea-Tac Airport
3.0-star property

Comfort Inn & Suites Sea-Tac Airport

Mar 27 - Mar 31

4 night stay

Burbank (BUR) to Seattle (SEA)

Southwest Airlines • Non-stop roundtrip • Coach
Price was $435, price is now $301 per person
$301
per person
found 18 hours ago
Willows Lodge
4.0-star property

Willows Lodge

Mar 20 - Mar 23

3 night stay

Burbank (BUR) to Seattle (SEA)

Delta • Coach

Seattle (SEA) to Burbank (BUR)

Frontier Airlines • Coach
Save 100% on your flight
Price was $913, price is now $680 per person
$680
per person
found 1 day ago
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See all available trips from Burbank to Dupont
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Dupont first class flight packages

Price found within the past 48 hours. Click for updated prices.
Sleep Inn - SeaTac Airport
2.5-star property

Sleep Inn - SeaTac Airport

8.4/10 Very Good! (2,134 reviews)

Mar 21 - Mar 29

8 night stay

Chicago (CHI) to Seattle (SEA)

American Airlines • FirstClass

Seattle (SEA) to Chicago (CHI)

Delta • FirstClass
Price was $1,238, price is now $940 per person
$940
per person
found 1 day ago
Very nice large room, clean and comfortable. Nice hot breakfast with lots of choices

Reviewed on Oct 11, 2025

Mayflower Park Hotel
4.0-star property

Mayflower Park Hotel

9.4/10 Exceptional! (2,387 reviews)

Mar 21 - Mar 29

8 night stay

Chicago (CHI) to Seattle (SEA)

American Airlines • FirstClass

Seattle (SEA) to Chicago (CHI)

Delta • FirstClass
Price was $1,578, price is now $1,106 per person
$1,106
per person
found 1 day ago
Very nice place... old fashioned and well kept

Reviewed on Nov 13, 2025

The Belltown Inn
2.5-star property

The Belltown Inn

9.2/10 Wonderful! (4,267 reviews)

Mar 21 - Mar 29

8 night stay

Chicago (CHI) to Seattle (SEA)

American Airlines • FirstClass

Seattle (SEA) to Chicago (CHI)

Delta • FirstClass
Price was $1,490, price is now $1,148 per person
$1,148
per person
found 1 day ago
The room was clean and cozy. Staff was helpful and friendly. Walking distance to area attractions and dining. Rooftop terrace has an outstanding view. Will stay there again.

Reviewed on Nov 1, 2025

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See all available trips from Chicago to Dupont
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Dupont

Finding cheap flights to Dupont is easy when you have Orbitz at your fingertips. Not only does Orbitz offer great deals on Dupont flights, but we also include some special extras to make booking a breeze. Just check out our:

Mobile Site and Apps

With Orbitz’s mobile site, m.orbitz.com, you can book your flights to Dupont through your smartphone or tablet’s Web browser. Plus, our free downloadable apps for Android and iPhone mean it’s just a simple click to access your flight updates and alerts. You can even book exclusive mobile-only deals on hotels to go with your flights to Dupont—even on the same day.

Pick and Choose or Book Full Vacation Packages

Don’t just be satisfied with great deals on Dupont flights—go for the full package! With Orbitz, you can also find fantastic savings on the perfect hotel, car rental, cruise, and even activities, so you don’t waste your trip waiting in line but have the time to enjoy your trip. Pick and choose the add-ons you need, or book an entire vacation package for greater overall discounts.

Rewards That Are Miles Better

Booking directly with an airline earns you air miles or points, and you can get those same rewards with booking on Orbitz too. When you book qualifying flights to Dupont with Orbitz, just add in your frequent flyer number during your online booking and your details will be sent to your program.

Great Deals Every Day

Add in our extra savings on packages, free nights, and other discounts, and you know you are in good hands.

Frequently asked questions

Which airlines fly to Dupont?
With 20 airlines to choose from, finding the ideal flight to suit your itinerary and budget should be a piece of cake. Seattle - Tacoma Intl. Airport (SEA) is the gateway to Dupont and where you're likely to be flying into. These well-known international carriers will take you there:

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

What is the best airport to fly to in Dupont?
Find yourself a rewarding flight deal to Seattle - Tacoma Intl. Airport (SEA). It's the city's main airport and is situated around 30 miles northeast of the center. Once you've strolled out of arrivals, it won't be long before you're experiencing the best of Dupont.
How much is a flight to Dupont?
Travelers from far and wide snapped up round-trip bargains ranging from $221 to $269 this week to Dupont. Arriving from Vancouver (CXH)? The lowest one-way fares were $111.
How to book the cheapest flight to Dupont?
With Orbitz, you'll find some of the most incredible flight deals around from a wide range of airlines. But if you'd like to boost your chances of picking up cheap flights to Dupont, here are some pointers to get started:

  • Consider departing from or arriving at nearby airports to increase your savings. Enter your preferred departure and arrival points in the form fields, then select the 'Nearby airports' function below. It will list the available options.
  • If your travel plans aren't cast in stone, click on the 'Show flexible dates' option to browse flight deals for a range of departure dates. You may find a cheaper fare.
  • Hit 'Show options' to refine your search results. You can pick your preferred seating class and airline here. Under 'Sort & Filter' to the left, you can even specify whether you want to fly in the morning, afternoon or evening.
  • If you've worked out your travel dates, don't waste time booking your flight. Prices generally increase as the departure date gets closer.
  • Think about combining your hotels, flights and car rentals into a package deal — the more you book, the more you save.
  • If possible, don't travel in the most popular seasons. Airfares surge during summer, school breaks and other vacation periods like Easter and Thanksgiving.

How long is a flight to Dupont?
You might have time to read a few chapters of your novel, or you might make it though the whole thing! The length of a flight depends on where you're traveling from, but these major routes to Dupont will give you a better picture:

  • 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 Dupont?
Generally speaking, January is the best month to book your airfare. This is followed by February and August. Bear this in mind while tracking down a cheap flight to Dupont.
What day of the week is the cheapest to book a flight to Dupont?
If you're after low-cost fares to Dupont, the best days to make a booking are Tuesdays, Wednesdays and Saturdays. With Orbitz (and a bit of good timing!), a terrific flight deal will be all yours.
What is the cheapest day of the week to fly to Dupont?
Everyone enjoys a great deal, so we recommend going early in the week for cheap flights to Dupont. Orbitz data from 2020 shows you can lock in the best prices on flights taking off on Mondays. Tuesdays are the next most affordable day, while Saturdays are likely to cost an arm and a leg. Many passengers like to start their trip at the end of the week, so leave those Saturdays for catching up with friends.
What is the cheapest month to fly to Dupont?
To secure cheap flights to Dupont, you should take off in August. If getting a great deal on your ticket is your number one priority, Orbitz data has found that this is generally the best month to take a trip. June is when airfares are at their highest.
Which airlines allow free cancellation?
When searching for flights on Orbitz, click on "Filter by flexible change policies." This filter will show you all the carriers offering free cancellation and no change fees. Relax knowing that if things change, your ticket can too.
What do I need for the flight to Dupont?
Flying doesn't have to be a drag. In fact it can be a joy with a little pre-planning! Make your journey a relaxing one with these helpful tips:

  • Before you step on board the plane, you'll need to present some form of government-issued ID, like your passport. You'll also need your ticket. If you're traveling with the kids, check with your airline about which documents they may need.
  • Take some activities to keep you occupied on your journey to Dupont. Books, magazines and devices like e-readers and tablets are all good. Be sure to take a water bottle with you too. Even on short flights, it's important to remain well-hydrated.
  • Even if you're flying when it's sweltering outside, take a warm top or scarf on board with you. Cabins are notorious for getting quite chilly!

How many direct flights are there to Dupont?
Your next thrilling adventure is just one easy plane journey away, with 1,427 direct services to Dupont each month. Search for your ideal flight with Orbitz and snap up a terrific deal with Alaska Airlines, Delta Air Lines or Southwest Airlines. Other popular carriers that provide nonstop services include United Airlines, American Airlines and Air Canada.
How do I get cheap first-class/business deals to Dupont?
Smart travelers have honed the art of finding first or business-class flights to Dupont that don't cost a packet. Take a leaf out of their book with these handy tips:

  • Being flexible isn't confined to yoga. Have some room to move around your travel dates so you can pick up cheaper airfares when a sale pops up.
  • Look for a budget airline that offers seats in business class. They usually come with more space and a glass of bubbly — but without the premium price.
  • Bid for an upgrade in online auctions (if available) or upgrade with your frequent flyer points.

How to get into Dupont from the airport?
Hotfoot it into central Dupont with a Seattle - Tacoma Intl. Airport (SEA) car rental. Budget and Hertz are two major outlets at Seattle - Tacoma Intl. Airport (SEA). Fling your baggage in the trunk, head 30 miles to the southwest and you'll be in the center of the city in the blink of an eye. Lots of travelers also use public transportation or taxis to travel into town from the airport. From there, you can still rent a ride to venture further afield with one of our Dupont car rentals.
What is the best time to go to Dupont?
If you want to experience the unique vibe of Dupont in the busy season, April, May and June are the best months to visit. June 20 signals the beginning of the summer season in the Northern Hemisphere and is a wonderful time to go if you relish the outdoors. During this time of year, average daily temperatures normally range from 50 ºF to 75 ºF.

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.