$234 Cheap Flights from Ithaca (ITH) to Washington (IAD)

View $234 flight on Mon, Jul 13, 2026Opens in a new window

Popular airlines from Ithaca, NY (ITH-Tompkins Regional) to Washington Dulles Intl. Airport (IAD)

Cheap Flights from Ithaca to Washington (ITH-IAD)

Prices were available within the past 7 days and start at $234 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Sep 4 - Mon, Sep 7
ITH
Ithaca
IAD
Washington
$239 Roundtrip, found 11 hours ago
$239
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Sep 4 from Ithaca to Washington, returning Mon, Sep 7, priced at $239 found 11 hours ago
United
Thu, Jul 16 - Sun, Jul 19
ITH
Ithaca
IAD
Washington
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select United flight, departing Thu, Jul 16 from Ithaca to Washington, returning Sun, Jul 19, priced at $247 found 1 day ago
United
Thu, Sep 24 - Mon, Sep 28
ITH
Ithaca
IAD
Washington
$248 Roundtrip, found 6 days ago
$248
Roundtrip
found 6 days ago
Select United flight, departing Thu, Sep 24 from Ithaca to Washington, returning Mon, Sep 28, priced at $248 found 6 days ago
United
Thu, Sep 10 - Mon, Sep 14
ITH
Ithaca
IAD
Washington
$249 Roundtrip, found 5 days ago
$249
Roundtrip
found 5 days ago
Select United flight, departing Thu, Sep 10 from Ithaca to Washington, returning Mon, Sep 14, priced at $249 found 5 days ago
United
Thu, Sep 10 - Mon, Sep 14
ITH
Ithaca
IAD
Washington
$259 Roundtrip, found 5 days ago
$259
Roundtrip
found 5 days ago
Select United flight, departing Thu, Sep 10 from Ithaca to Washington, returning Mon, Sep 14, priced at $259 found 5 days ago
Delta
Fri, Jul 17 - Sun, Jul 19
ITH
Ithaca
IAD
Washington
$259 Roundtrip, just found
$259
Roundtrip
just found
Select Delta flight, departing Fri, Jul 17 from Ithaca to Washington, returning Sun, Jul 19, priced at $259 just found
United
Thu, Jul 9 - Sun, Jul 12
ITH
Ithaca
IAD
Washington
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Thu, Jul 9 from Ithaca to Washington, returning Sun, Jul 12, priced at $269 just found
United
Thu, Jul 30 - Mon, Aug 3
ITH
Ithaca
IAD
Washington
$273 Roundtrip, found 1 hour ago
$273
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Jul 30 from Ithaca to Washington, returning Mon, Aug 3, priced at $273 found 1 hour ago
Delta
Mon, Jul 6 - Mon, Jul 13
ITH
Ithaca
IAD
Washington
$274 Roundtrip, found 11 hours ago
$274
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Jul 6 from Ithaca to Washington, returning Mon, Jul 13, priced at $274 found 11 hours ago
United
Fri, Sep 4 - Mon, Sep 7
ITH
Ithaca
IAD
Washington
$276 Roundtrip, found 11 hours ago
$276
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Sep 4 from Ithaca to Washington, returning Mon, Sep 7, priced at $276 found 11 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $637
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $637

What you need to know for your flight from Tompkins Regional to Washington Dulles Intl.

Ithaca (ITH) to Washington (IAD) at a glance

Embark on a journey from Ithaca (ITH) to Washington (IAD) with a range of airlines offering convenient options on this domestic short-haul route. Explore various itineraries to discover flights from Ithaca that align with your budget and schedule as you prepare to experience the iconic sights and neighborhoods of Washington. Get all the essential details for flights from Tompkins Regional Airport to Washington Dulles International Airport.

  • Fastest flight duration: around 1h 15m non-stop
  • Route distance: roughly 250 miles (400 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $95–$445, depending on seasonality and how far ahead you book

Flights from Tompkins Regional Airport (ITH) to Washington Dulles International Airport (IAD)

Based on recent traveler preferences, here are the top airlines flying from Ithaca to Washington, primarily favored for non-stop and one-stop flights. Common layover airports include John F. Kennedy International Airport (JFK) with about a 2-hour 15-minute layover, and Newark Liberty International Airport (EWR) offering a shorter layover of approximately 55 minutes. These options provide the flexibility to compare prices, total travel times, and cabin classes to create the best travel itinerary.

  • United: This full-service airline offers direct flights, with one-way ticket prices usually between $95 and $445. United operates around 97% of the departures on this route, with an overall travel time of 1 hour and 15 minutes.
  • Delta: Offering one-stop service, Delta is a full-service carrier with one-way fares generally ranging from $175 to $455. It represents about 3% of departures on this route, featuring a flight duration of 3 hours and a total travel time of approximately 5 hours and 15 minutes, including layovers.

Best time to fly from Ithaca (ITH) to Washington (IAD)

The most popular months for travelers flying from Ithaca to Washington are March, April, and October, when peak temperatures in Washington reach up to 58.5°F in October. If you prefer quieter travel, consider July, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 78.4°F. For better deals, September usually offers the lowest average one-way fare around $186. Flight availability peaks in October, with approximately 11 flights per week, making it easier to find convenient departure times. November has the fewest flights, with approximately 7 flights per week.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $186, roughly 18% cheaper than the yearly average.
  • Another budget-friendly time to fly: May typically offers an average one-way fare of around $210.
  • Most flight options: October has the highest number of flights from Ithaca to Washington, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January33.6°F (0.9°C)Low8$257
February36.9°F (2.7°C)Average8$244
March44.4°F (6.9°C)High9$228
April55.0°F (12.8°C)High8$238
May64.6°F (18.1°C)Average8$210
June73.2°F (22.9°C)Average8$221
July78.4°F (25.8°C)Low8$212
August76.3°F (24.6°C)Low8$225
September69.6°F (20.9°C)Average9$186
October58.5°F (14.7°C)High11$233
November46.2°F (7.9°C)Average7$281
December39.2°F (4.0°C)Average8$211

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Ithaca (ITH) to Washington (IAD)

  • Ithaca to Washington (ITH-DCA): Ronald Reagan Washington National Airport (DCA) is located approximately 23 miles from Washington Dulles International Airport (IAD). One-way economy tickets on this route generally fall between $100 and $435, influenced by the season and the timing of your booking. This route is commonly served by one-stop flights, with frequent layovers at John F. Kennedy International Airport (JFK) and Newark Liberty International Airport (EWR). Leading airlines on this route include Delta and United.

How to find the best prices for flights from Ithaca (ITH) to Washington (IAD)

Getting some of the best deals on flights from Ithaca to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Additionally, evening departures between 6 PM and midnight not only offer lower prices but are also the most sought-after flight times. Furthermore, flying on Thursday provides both affordable rates and is the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Washington Dulles International Airport from Tompkins Regional Airport

Washington welcomes travelers from Ithaca with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 40-minute drive (covering about 29 miles) from Washington Dulles International Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Washington Dulles International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Washington Dulles International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Washington Dulles International Airport, the Washington Dulles International Airport Metrorail Station, a metro station, is conveniently located about 0.2 miles away on foot.

Frequently asked questions

How much does a flight from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) cost?
You can find cheap one-way flights from $234 and cheap return flights from $239 Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) with Expedia. One-way flights usually range from $203 to $558, and return flights typically cost between $239 and $835. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
The cheapest month to fly from ITH to IAD is September when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
United operates around 19 direct flights from ITH to IAD every week.
What is the cheapest airline that flies from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
United is one of the cheapest airlines offering nonstop flights from Tompkins Regional (ITH) to Washington Dulles Intl. (IAD), with round-trip tickets starting from around $179. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
The best airline to fly with from Ithaca, NY (ITH) to Washington, DC (IAD) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Delta offers the most daily flights from ITH to IAD, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
There are approximately 3 nonstop flights per day from Tompkins Regional (ITH) to Washington Dulles Intl. (IAD). For more options, look at flights that include layovers.
What is the earliest flight from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Ithaca, New York (ITH) to Washington, DC (IAD) typically departs at around 5:25 AM, operated by Delta. This is a seasonal service active in March and April, allowing you to start your day early and maximize your time in the capital. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Ithaca, NY (ITH) to Washington, DC (IAD) are in the early evening, from 6pm to 9pm. About 38% of passengers prefer this time window. Many major carriers, including United, offer flights during this window. This timing works well because it allows you to finish your day in Ithaca before heading to the airport.
How long does it take to fly from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
Flying nonstop from ITH to IAD takes around 1 hour 30 minutes, with the route covering approximately 250 miles. Flights with a layover typically take 4 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
First class seats are offered on the ITH to IAD route with Delta Air Lines and United Airlines.
How do I earn miles on a Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Tompkins Regional (ITH)?
When traveling from Tompkins Regional (ITH) to Washington, you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA). Some flights may connect through major hubs like Liberty Intl. (EWR), John F. Kennedy Intl. (JFK) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) Fairfax County Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Ithaca, NY (ITH-Tompkins Regional) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Tompkins Regional
Destination airport
Washington Dulles Intl.
Airlines serving
Delta, United
Roundtrip price
$239
Distance
249 mi
Average flight time
1 hour 14 mins

Book with confidence

Ithaca to Washington Flights

The cheapest times to fly from Ithaca to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ithaca to Washington are during the month of September. You can find some of the cheapest flights from Ithaca to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ithaca to Washington

Sunday is one of the best days to book for cheap flights from Ithaca to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ithaca to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ithaca to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $234 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ithaca to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ithaca to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ithaca to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

How to find the latest flight deals from Ithaca (ITH) to Washington (IAD)?

Last updated:

This page highlights the latest flight deals from Ithaca to Washington (ITH to IAD), including one-way and roundtrip options from multiple airlines. The deals featured here are updated regularly, so you’ll always find the most up-to-date prices and best available flights for your trip from Ithaca to Washington.

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