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Cheap flights from Washington to New York from $226

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to New York departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Multiple Airlines Logo
11:32 am - 6:25 pm
SEA
-
TTN
27h 53m
2 stops
$226Multiple Airlines
Sat, Feb 28
Multiple Airlines Logo
1:16 pm - 6:25 pm
SEA
-
TTN
26h 09m
3 stops
$229Multiple Airlines
Sat, Feb 28
Frontier Logo
1:16 pm - 11:39 pm
SEA
-
TTN
31h 23m
2 stops
$362Frontier
Sat, Feb 14

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Trenton, New Jersey 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Washington to Trenton, New Jersey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTrenton

SEA - TTN

SEATTN

Seattle/Tacoma Intl

Sat 2/28

11:32 am-6:25 pm

2 stops27h 53m

$226

SeattleTrenton

SEA - TTN

SEATTN

Seattle/Tacoma Intl

Sat 2/28

1:16 pm-6:25 pm

3 stops26h 09m

$229

SeattleTrenton

SEA - TTN

SEATTN

Seattle/Tacoma Intl

Sat 2/14

1:16 pm-11:39 pm

2 stops31h 23m

$362

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from State of Washington to Trenton, New Jersey

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington to Trenton-Mercer?

Frontier is the most popular carrier operating from Washington to Trenton-Mercer

What airlines fly to Trenton, New Jersey?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Trenton, New Jersey from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Trenton, New Jersey. Keep in mind that there are 10 different airlines that fly to Trenton, New Jersey on a routine basis, so you have a few additional options to choose from.

Cheap State of Washington to Trenton, New Jersey flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Trenton, New Jersey

Fastest flight time

26h 10m

Direct flights

None
The fastest flight from State of Washington to Trenton, New Jersey takes 26h 10m
There are no direct flights from State of Washington to Trenton, New Jersey. There are no popular flight routes from State of Washington to Trenton, New Jersey.
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  • When did momondo last update prices for flights from Washington to Trenton-Mercer Airport?

    Prices for flights from Washington to Trenton-Mercer Airport are updated daily.

  • How old do you have to be to fly from Washington to Trenton-Mercer Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Trenton-Mercer Airport.

  • What documentation or ID do you need to fly to Trenton-Mercer Airport?

    The travel and health documents required for your trip to Trenton-Mercer Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trenton-Mercer Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Trenton?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Trenton for you.

Can I find flights from Washington to Trenton with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to Trenton flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to Trenton?

Once all potential Washington to Trenton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington to Trenton right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Trenton, momondo offers a useful price alert feature which will track prices for flights to Trenton from Washington and alert you when they change.

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