Vuelos de United de Tucson (TUS) a Washington (IAD) desde $204

It’s always wise to know about any quarantine requirements and travel advice reports in effect in your destination city. Make sure you check out our Covid-19 Travel Advisor for up-to-date information on catching a flight to IAD.

As soon as you’re issued your ticket for your United Airlines flight from Tucson Intl. Airport (TUS) to IAD, check if the terminal details are on it. If not, ask your carrier. They’ll be able to advise where you’ll be flying into and out of.

You won’t find any nonstop flights with United Airlines from TUS to Dulles Intl. Airport. You will have a stopover, so use this time to stretch out your legs before boarding your next flight.

Your United Airlines flight from TUS to IAD will take approximately 5 hours and 25 minutes. But there are plenty of things you can do to keep yourself occupied. Talking to the passenger beside you about their travel plans is one of them. If you’d prefer a different type of in-flight entertainment, you could always read a book.

If you’re traveling from TUS to IAD, there are 3 United Airlines daily flights to select from.

For more info about changing your flight to Dulles Intl. Airport, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.