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Cheap Flights from Spokane International (GEG) to Washington Dulles (IAD)

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Flight deals from Spokane International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from Spokane International to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..£284 per passenger.Departing Mon, 30 Mar, returning Wed, 8 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Spokane International on Mon, 30 Mar, arriving in Washington Dulles.Inbound indirect flight with Southwest Airlines, departs from Washington Dulles on Wed, 8 Apr, arriving in Spokane International.Price includes taxes and charges.From £284, select.
Washington D.C..£291 per passenger.Departing Thu, 19 Feb, returning Sun, 22 Feb.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Spokane International on Thu, 19 Feb, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Sun, 22 Feb, arriving in Spokane International.Price includes taxes and charges.From £291, select.
Washington D.C..£388 per passenger.Departing Fri, 10 Apr, returning Sun, 12 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Spokane International on Fri, 10 Apr, arriving in Washington Dulles.Inbound indirect flight with Southwest Airlines, departs from Washington Dulles on Sun, 12 Apr, arriving in Spokane International.Price includes taxes and charges.From £388, select.
Washington D.C..£394 per passenger.Departing Fri, 30 Jan, returning Tue, 3 Feb.Return flight with Allegiant Air and Breeze Airways.Outbound indirect flight with Allegiant Air, departs from Spokane International on Fri, 30 Jan, arriving in Washington Dulles.Inbound indirect flight with Breeze Airways, departs from Washington Dulles on Tue, 3 Feb, arriving in Spokane International.Price includes taxes and charges.From £394, select.
Washington D.C..£465 per passenger.Departing Tue, 27 Jan, returning Fri, 30 Jan.Return flight with United.Outbound indirect flight with United, departs from Spokane International on Tue, 27 Jan, arriving in Washington Dulles.Inbound indirect flight with United, departs from Washington Dulles on Fri, 30 Jan, arriving in Spokane International.Price includes taxes and charges.From £465, select.

Find the cheapest month to fly from Spokane International to Washington Dulles from £90 one-way

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Spokane International to Washington Dulles flights are currently cheapest in February.
Jan
from £465
Feb
from £291
Mar
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Apr
from £388
May
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Jun
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Jul
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Aug
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Sep
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Oct
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Nov
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Dec
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Spokane International to Washington Dulles: Alternative routes

Compare routes from Spokane International to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Spokane to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found£284
Cheapest month to flyMarch

Finding cheap flights from Spokane International to Washington Dulles: Frequently asked questions

The best price we found for a return flight from Spokane International to Washington Dulles is £284. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Spokane International to Washington Dulles. But we found flights with one or more stops from £284.
As of January 2026, there are no flights flying from Spokane International to Washington Dulles.
The cheapest month to fly from Spokane International to Washington Dulles is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Spokane International Airport to Washington Dulles Airport on Monday, 30 March 2026.
No airlines currently offer direct flights between Spokane International Airport and Washington Dulles Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines offers the cheapest flight tickets to Washington Dulles.

Flying from Spokane International Airport (GEG) to Washington Dulles International Airport (IAD): what you need to know

  • The timezone in Washington DC is UTC-4, which is three hours ahead of Spokane.

  • Your GEG to IAD flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • You can expect bigger queues during popular months like August. Arriving up to four hours in advance for international flights and two hours for a domestic departure will give you ample time for security and boarding.

  • Think about adding a stopover when booking your ticket from Spokane International Airport to Washington Dulles International Airport. Just uncheck 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between GEG and IAD:

    • Minneapolis-St. Paul International Airport

    • Denver International Airport

    • O'Hare International Airport

How to find the cheapest flights from Spokane International Airport (GEG) to Washington Dulles International Airport (IAD)

  • £90 is currently the best price for a one-way Spokane International Airport to Washington Dulles International Airport flight. Return flights start at £284. These fares may change depending on availability.

  • Don't leave everything to the last moment. You're more likely to get cheap tickets from GEG to IAD if you book in advance. Airlines often offer some terrific early bird rates.

  • If you're flexible with your trip dates, use the 'Whole month' search tool. It'll find the lowest price across the month when searching for a flight from Spokane International Airport to Washington Dulles International Airport.

  • Finding cheap flights from GEG to IAD is easy with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as a lower fare pops up.

  • Choose your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Spokane International Airport to Washington Dulles International Airport.

Handy information about Spokane International Airport (GEG)

  • GEG's address is 9000 West Airport Drive.

  • 83.11% of flights departing from Spokane International Airport reach their destination on schedule. Given its impressive on-time stats, delays are unlikely when setting off from GEG.

  • Central Spokane to Spokane International Airport is approximately 6 miles. Depending on traffic, it'll take about 15 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Expect a journey time of roughly 1 hour 5 minutes on public transport.

  • Catching an early flight from Spokane International Airport to Washington Dulles International Airport? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by picking one of these hotels near GEG:

Arriving at Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • The street address for IAD is 1 Saarinen Circle.

  • From Washington Dulles International Airport, Washington DC is approximately 35 miles away. It takes around 50 minutes to reach the centre by car.

  • If you're travelling by public transport, expect a journey of roughly 3 hours 25 minutes.

When to fly to Washington Dulles International Airport (IAD)

  • It's time to work out your trip dates for your flight from Spokane International Airport to Washington Dulles International Airport. April is the busiest month to visit Washington DC. If you like a more relaxed vibe, go in January.

  • Book your flight from Spokane International Airport to Washington Dulles International Airport for July if you want to visit Washington DC during its warmest month. Expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

  • If you like cooler conditions, look for a cheap ticket from GEG to IAD in January. Temperatures average between -6ºC (21ºF) and 10ºC (50ºF) then.

Explore more of United States

  • Washington DC has its own special appeal, but there are so many other corners of United States just waiting to be discovered. About 200 miles north-east of Washington DC, a trip to New York will keep you busy. Start with popular sights like Statue of Liberty, Central Park and Empire State Building.

  • Philadelphia is another favourite destination in United States and is around 120 miles north-east of Washington DC. No trip is complete without a visit to Liberty Bell, Independence Hall and Philadelphia Museum of Art.

Plan the rest of your trip from Spokane to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.