Cheap Flights from Washington (IAD) to Semipalatinsk (PLX)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Semipalatinsk (PLX)

Flights from Washington (IAD) to Semipalatinsk (PLX)
Origin airport
Washington Dulles Intl.
Destination airport
Semipalatinsk
Distance
6119 mi

Washington to Semipalatinsk Flights

The cheapest times to fly from Washington to Semipalatinsk

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 Washington to Semipalatinsk are during the month of . You can find some of the cheapest flights from Washington to Semipalatinsk with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Semipalatinsk

Sunday is one of the best days to book for cheap flights from Washington to Semipalatinsk: 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 Washington to Semipalatinsk

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 Washington to Semipalatinsk in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Washington to Semipalatinsk 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 Washington to Semipalatinsk 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX) cost?
Discover the latest flight deals from IAD to PLX by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IAD to PLX?
The cheapest flights from IAD to PLX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IAD to PLX?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IAD to PLX. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX)?
You'll have to book a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from IAD to PLX?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX)?
To avoid possible delays on the Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX) route, aim to fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX) last-minute?
Booking your ticket from IAD to PLX just before your trip is generally more expensive. But if you're flexible with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book an IAD to PLX flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to PLX flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Semipalatinsk Airport (PLX)?
In most instances, you can reschedule or cancel your IAD to PLX flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need more details, go to our Customer Service portal.

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*Available to One Key members.