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Trenton

Cheap flights from Dulles Intl (IAD) to Trenton, NJ (TTN)

IAD — TTN
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from Dulles Intl to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Trenton (TTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 26, 2025.

Popular in

December

Cheapest in

April

Average price

$233
Highest demand for flights based on searches. 17% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Best time to book a flight from Dulles Intl to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Trenton

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey (average of $73). Flying from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey in June is currently the most expensive (average of $153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Trenton from Washington, D.C. Dulles Intl?

    Trenton-Mercer (TTN), located 4.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Trenton. 0 airlines have flights to Trenton-Mercer from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Trenton-Mercer should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • Can I find deals for flights from Dulles Intl to Trenton that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Trenton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Trenton.

  • Can I find deals for business class flights from Dulles Intl to Trenton?

    Yes. Cheapflights offers flight deals from Dulles Intl to Trenton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey (average of $73). Flying from Washington, D.C. Dulles Intl Airport to Trenton, New Jersey in June is currently the most expensive (average of $153). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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