When did momondo last update prices for flights from Trenton-Mercer Airport to Washington?

Prices for flights from Trenton-Mercer Airport to Washington were last updated today.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$280 Cheap Flights from Trenton to Washington in 2025/26

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Find the cheapest flights from Trenton, New Jersey to Washington

Round-trip

Last minute

Cheap round-trip flights

10:30 am - 12:30 amTTN-SEA

17h 00m2 stops

6:12 am - 11:34 amSEA-TTN

26h 22m2 stops

$280Frontier

Find Deal

Thu, Oct 2 - Sun, Oct 5

12:30 pm - 12:30 amTTN-SEA

15h 00m2 stops

7:00 am - 9:32 amSEA-TTN

23h 32m2 stops

$373Frontier

Find Deal

Fri, Sep 26 - Sat, Sep 27

12:30 pm - 12:30 amTTN-SEA

15h 00m2 stops

6:12 am - 11:34 amSEA-TTN

26h 22m2 stops

$490Frontier

Find Deal

Fri, Sep 26 - Sun, Sep 28

12:30 pm - 12:30 amTTN-SEA

15h 00m2 stops

6:12 am - 11:34 amSEA-TTN

26h 22m2 stops

$542Frontier

Find Deal

Fri, Sep 26 - Sun, Sep 28

12:30 pm - 12:30 amTTN-SEA

15h 00m2 stops

7:00 am - 9:32 amSEA-TTN

23h 32m2 stops

$555Frontier

Find Deal

Fri, Sep 26 - Sat, Sep 27

Frontier flights from Trenton, New Jersey to State of Washington

Our best Frontier deals on Trenton, New Jersey to State of Washington flight tickets

Frontier

Oct 2

TTN10:30 amTrenton-Mercer

17h 00m

2 stops

SEA12:30 amSeattle/Tacoma Intl

Oct 5

SEA6:12 amSeattle/Tacoma Intl

26h 22m

2 stops

TTN11:34 amTrenton-Mercer

$280

Find similar

Frontier

Sep 26

TTN12:30 pmTrenton-Mercer

15h 00m

2 stops

SEA12:30 amSeattle/Tacoma Intl

Sep 27

SEA7:00 amSeattle/Tacoma Intl

23h 32m

2 stops

TTN9:32 amTrenton-Mercer

$373

Find similar

Frontier

Sep 26

TTN12:30 pmTrenton-Mercer

15h 00m

2 stops

SEA12:30 amSeattle/Tacoma Intl

Sep 28

SEA6:12 amSeattle/Tacoma Intl

26h 22m

2 stops

TTN11:34 amTrenton-Mercer

$490

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Trenton, New Jersey to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TrentonSeattle

TTN - SEA

TTNSEA

Trenton-Mercer

Thu 10/2

10:30 am-12:30 am

2 stops17h 00m

Seattle/Tacoma Intl

Sun 10/5

6:12 am-11:34 am

2 stops26h 22m

$280

TrentonSeattle

TTN - SEA

TTNSEA

Trenton-Mercer

Fri 9/26

12:30 pm-12:30 am

2 stops15h 00m

Seattle/Tacoma Intl

Sat 9/27

7:00 am-9:32 am

2 stops23h 32m

$373

TrentonSeattle

TTN - SEA

TTNSEA

Trenton-Mercer

Fri 9/26

12:30 pm-12:30 am

2 stops15h 00m

Seattle/Tacoma Intl

Sun 9/28

6:12 am-11:34 am

2 stops26h 22m

$490

TrentonSeattle

TTN - SEA

TTNSEA

Trenton-Mercer

Fri 9/26

12:30 pm-12:30 am

2 stops15h 00m

Seattle/Tacoma Intl

Sun 9/28

6:12 am-11:34 am

2 stops26h 22m

$542

TrentonSeattle

TTN - SEA

TTNSEA

Trenton-Mercer

Fri 9/26

12:30 pm-12:30 am

2 stops15h 00m

Seattle/Tacoma Intl

Sat 9/27

7:00 am-9:32 am

2 stops23h 32m

$555

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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 airlines fly to State of Washington?

Alaska Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to State of Washington from Trenton, New Jersey according to our data. Alaska Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 10 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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

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

Direct flights	None

There are no direct flights from Trenton, New Jersey to State of Washington. There are no popular flight routes from Trenton, New Jersey to State of Washington.

Search flight deals

When did momondo last update prices for flights from Trenton-Mercer Airport to Washington?
Prices for flights from Trenton-Mercer Airport to Washington were last updated today.
How old do you have to be to fly from Trenton-Mercer Airport to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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 Trenton to Washington for you.

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

Flights from Trenton to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Trenton and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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