Cheap Flights from Great Falls to Washington D.C.
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Flights from Great Falls to Washington D.C.
Flight deals from Great Falls to Washington D.C.
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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GTF 18:0725h 52m1 stopsDCA 21:59Great Falls - Washington D.C. | Wed, Apr 30 | Alaska Airlines
IAD 10:009h 27m1 stopsGTF 17:27Washington D.C. - Great Falls | Tue, May 6 | Alaska Airlines£308 £52741% OFF41% OFF£527 £308 -
GTF 18:0727h 51m1 stopsIAD 23:58Great Falls - Washington D.C. | Fri, Apr 25 | Alaska Airlines
IAD 19:1324h 14m1 stopsGTF 17:27Washington D.C. - Great Falls | Mon, Apr 28 | Alaska Airlines£339 £52736% OFF36% OFF£527 £339
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GTF 06:406h 21m1 stopsDCA 15:01Great Falls - Washington D.C. | Sat, Apr 12 | United Airlines
IAD 16:007h 13m1 stopsGTF 21:13Washington D.C. - Great Falls | Fri, Apr 18 | United Airlines£357 £52732% OFF32% OFF£527 £357 -
GTF 18:0711h 36m1 stopsIAD 07:43Great Falls - Washington D.C. | Tue, Apr 22 | Alaska Airlines
IAD 19:1324h 14m1 stopsGTF 17:27Washington D.C. - Great Falls | Mon, Apr 28 | Alaska Airlines£35832% OFF£527 £358
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GTF 14:206h 54m1 stopsIAD 23:14Great Falls - Washington D.C. | Wed, Apr 30 | United Airlines
IAD 16:167h 7m1 stopsGTF 21:23Washington D.C. - Great Falls | Tue, May 6 | United Airlines£36131% OFF£527 £361
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GTF 18:0711h 36m1 stopsIAD 07:43Great Falls - Washington D.C. | Wed, May 14 | Alaska Airlines
IAD 06:3011h 59m1 stopsGTF 16:29Washington D.C. - Great Falls | Mon, May 19 | Alaska Airlines£36830% OFF£527 £368
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GTF 06:0015h 58m1 stopsDCA 23:58Great Falls - Washington D.C. | Thu, May 22 | Delta Air Lines
IAD 06:2516h 7m1 stopsGTF 20:32Washington D.C. - Great Falls | Mon, May 26 | Delta Air Lines£39625% OFF£527 £396 -
GTF 12:409h 10m1 stopsIAD 23:50Great Falls - Washington D.C. | Wed, May 7 | Delta Air Lines
DCA 06:1015h 54m1 stopsGTF 20:04Washington D.C. - Great Falls | Sun, May 11 | Delta Air Lines£40423% OFF£527 £404
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GTF 14:206h 54m1 stopsIAD 23:14Great Falls - Washington D.C. | Tue, Apr 22 | United Airlines
IAD 22:2024h 53m1 stopsGTF 21:13Washington D.C. - Great Falls | Mon, Apr 28 | United Airlines£41022% OFF£527 £410
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GTF 18:0711h 36m1 stopsIAD 07:43Great Falls - Washington D.C. | Wed, May 14 | Hawaiian Airlines
IAD 06:3011h 59m1 stopsGTF 16:29Washington D.C. - Great Falls | Mon, May 19 | Alaska Airlines£45314% OFF£527 £453 -
GTF 13:0017h 25m1 stopsWAS Invalid DateGreat Falls - Washington D.C. | Mon, Apr 14 | Normal Airline
WAS 15:006hNonstopGTF 16:00Washington D.C. - Great Falls | Wed, Apr 16 | Normal AirlineFind More FlightsFind More Flights
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GTF 05:308h 30m1 stopsDCA 16:00Great Falls - Washington D.C. | Sat, May 3 | Delta Air Lines£142 £20430% OFF30% OFF£204 £142
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GTF 18:0711h 36m1 stopsIAD 07:43Great Falls - Washington D.C. | Tue, Apr 29 | Alaska Airlines£156 £20424% OFF24% OFF£204 £156
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GTF 18:0711h 36m1 stopsIAD 07:43Great Falls - Washington D.C. | Wed, Apr 30 | Alaska Airlines£156 £20424% OFF24% OFF£204 £156
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GTF 05:308h 30m1 stopsDCA 16:00Great Falls - Washington D.C. | Fri, May 2 | Delta Air Lines£17116% OFF£204 £171
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GTF 18:0727h 51m1 stopsIAD 23:58Great Falls - Washington D.C. | Fri, Apr 25 | Alaska Airlines£17216% OFF£204 £172
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GTF 18:0722h 6m1 stopsIAD 18:13Great Falls - Washington D.C. | Mon, Apr 28 | Alaska Airlines£17216% OFF£204 £172
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GTF 18:0727h 51m1 stopsIAD 23:58Great Falls - Washington D.C. | Fri, May 2 | Alaska Airlines£17315% OFF£204 £173
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GTF 14:266h 46m1 stopsIAD 23:12Great Falls - Washington D.C. | Sat, May 3 | United Airlines£17515% OFF£204 £175
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GTF 14:266h 46m1 stopsIAD 23:12Great Falls - Washington D.C. | Fri, May 2 | United Airlines£17614% OFF£204 £176
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GTF 14:266h 46m1 stopsIAD 23:12Great Falls - Washington D.C. | Mon, May 5 | United Airlines£17614% OFF£204 £176
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GTF 13:0017h 25m1 stopsWAS Invalid DateGreat Falls - Washington D.C. | Mon, Apr 14 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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FAQ
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When are flight tickets from Great Falls (GTF) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Great Falls to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much are flights from Great Falls (GTF) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around £464. -
How many airports in Washington D.C. (WAS)?
There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.
How to find a cheap flight from Great Falls to Washington D.C.
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Great Falls to Washington D.C.. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest flight from Great Falls to Washington D.C..
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Great Falls to Washington D.C. over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Sat, May 3, with one-way flights priced at just £142.
Compare cheap flight deals from Great Falls to Washington D.C. across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Great Falls to Washington D.C.. The cheapest airline for this route is Delta Air Lines.
Set up a Price Alert
By setting up a Price Alert for your journey from Great Falls to Washington D.C., you can easily keep an eye on ticket prices without having to check every day.
Don't miss out on cheap flight deals and promo codes from Great Falls to Washington D.C..
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Great Falls to Washington D.C. and snag some exclusive deals just for you.
Flight Information from Great Falls to Washington D.C.
| Cheapest one-way flight price | £142 |
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| Off-season travel month | April |
| Peak season for travel | January |
| Flight distance | 2,915.79km |
| Popular airline | Alaska Airlines |
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