Which airports can I use when flying from Trenton to Seattle?

Flights from Trenton to Seattle usually depart from Trenton-Mercer (TTN) and arrive at Seattle/Tacoma Intl (SEA).

Which airports do connecting flights from Trenton to Seattle pass through?

Most connecting flights from Trenton to Seattle pass through Philadelphia (PHL), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

What popular places can I visit in Seattle?

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Do I need a passport to fly from Trenton to Seattle?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Trenton to Seattle changed much recently?

Based on fares seen in the past 5 days, round-trip prices on this route were fairly steady, ranging from about $894 to $928. The highest observed fare was only about 3% higher than the lowest one.

What is the time difference between Trenton and Seattle?

Seattle is 3 hours behind Trenton (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include: • Fox • Europcar • Thrifty • Budget • Dollar

What is the cheapest layover airport when flying from Trenton to Seattle?

Flights via Philadelphia (PHL) offer the most affordable fares, with an average round-trip price of $397. Based on KAYAK data over the past 3 months.

When flying from Trenton to Seattle which airport offers the shortest layover?

Philadelphia (PHL) had the shortest average connection time for Trenton to Seattle layovers at 322 minutes over the past 3 months.

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Flight Deals

Cheap Flights from Trenton to Seattle (TTN-SEA)

Discover the best prices for you by selecting your travel dates on KAYAK.

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One-way

Last minute

Recent round-trip flight deals from Trenton to Seattle

Thu, Nov 19 - Mon, Nov 23

8:01 pm - 12:37 pmTTN Trenton-Mercer-SEA Seattle/Tacoma Intl

19h 36m2 stops Orlando Las Vegas Harry Reid Intl

4:37 pm - 10:34 amSEA Seattle/Tacoma Intl-TTN Trenton-Mercer

14h 57m2 stops Denver Intl Orlando

$658Frontier

Fri, Nov 20 - Mon, Nov 23

9:52 pm - 3:22 pmTTN Trenton-Mercer-SEA Seattle/Tacoma Intl

20h 30m2 stops Tampa Denver Intl

4:37 pm - 10:34 amSEA Seattle/Tacoma Intl-TTN Trenton-Mercer

14h 57m2 stops Denver Intl Orlando

$753Frontier

Fri, Nov 20 - Sun, Nov 22

9:52 pm - 3:22 pmTTN Trenton-Mercer-SEA Seattle/Tacoma Intl

20h 30m2 stops Tampa Denver Intl

4:37 pm - 10:34 amSEA Seattle/Tacoma Intl-TTN Trenton-Mercer

14h 57m2 stops Denver Intl Orlando

$829Frontier

Sun, Nov 15 - Wed, Dec 2

8:01 pm - 3:12 pmTTN Trenton-Mercer-SEA Seattle/Tacoma Intl

22h 11m2 stops Orlando Denver Intl

5:25 pm - 10:28 amSEA Seattle/Tacoma Intl-TTN Trenton-Mercer

14h 03m2 stops Denver Intl Orlando

$894Frontier

Sun, Nov 15 - Wed, Dec 2

8:01 pm - 3:12 pmTTN Trenton-Mercer-SEA Seattle/Tacoma Intl

22h 11m2 stops Orlando Denver Intl

5:25 pm - 10:28 amSEA Seattle/Tacoma Intl-TTN Trenton-Mercer

14h 03m2 stops Denver Intl Orlando

$928Frontier

Booking Insights

Price, demand and travel trends for Trenton to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Trenton to Seattle with more confidence.

Airlines

Layovers

What is the cheapest airline to fly from Trenton to Seattle?

Frontier ($894) offered the cheapest round-trip ticket from Trenton to Seattle in the last 5 days.

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Cheapest flight	$333

Flight from Trenton to Seattle

When to book flights from Trenton to Seattle

Are your dates flexible? Find out the best times to travel from Trenton to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Trenton to Seattle?
Flights from Trenton to Seattle usually depart from Trenton-Mercer (TTN) and arrive at Seattle/Tacoma Intl (SEA).
Which airports do connecting flights from Trenton to Seattle pass through?
Most connecting flights from Trenton to Seattle pass through Philadelphia (PHL), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
What popular places can I visit in Seattle?
Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.
Do I need a passport to fly from Trenton to Seattle?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Trenton to Seattle changed much recently?
Based on fares seen in the past 5 days, round-trip prices on this route were fairly steady, ranging from about $894 to $928. The highest observed fare was only about 3% higher than the lowest one.
What is the time difference between Trenton and Seattle?
Seattle is 3 hours behind Trenton (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?
Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
- Seattle Airport Marriott
- Coast Gateway Hotel
- Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

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Everything you should know

Cheap Flights from Trenton to Seattle (TTN-SEA)

Recent round-trip flight deals from Trenton to Seattle

Recent one-way flight deals from Trenton to Seattle

Recent last minute flight deals from Trenton to Seattle

Price, demand and travel trends for Trenton to Seattle flights

What is the cheapest airline to fly from Trenton to Seattle?

What is the cheapest layover airport when flying from Trenton to Seattle?

When flying from Trenton to Seattle which airport offers the shortest layover?

Key details for Trenton to Seattle flights

Cheapest flight

When to book flights from Trenton to Seattle

Your Trenton to Seattle flight questions, answered

Your guide to booking Trenton to Seattle flights

More options for your flight from Trenton to Seattle

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