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Dulles Intl

$100+ Cheap flights from Spokane (GEG) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — IAD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Spokane to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$199
(Delta)

One-way from

$100
(Delta)

Popular in

March

Cheapest in

November

Average price

$324
From Spokane to Washington, D.C. Dulles Intl
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One-way flight from Spokane to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 16% potential increase in price ($84 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Spokane to Dulles Intl

Cheapest flights from Spokane to Dulles Intl
Explore the most affordable flight options available from Spokane to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/97:26 pmGEG - IAD
1 stop7h 31mDelta
Tue 7/157:30 amIAD - GEG
1 stop8h 03mDelta
Deal found 6/10$199
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:35 pmGEG - IAD
1 stop7h 14mAmerican Airlines
Sat 9/2712:48 pmIAD - GEG
2 stops13h 04mAmerican Airlines
Deal found 6/12$204
This Hawaiian Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/114:47 pmGEG - IAD
1 stop11h 03mHawaiian Airlines
Wed 8/136:30 amIAD - GEG
1 stop8h 58mHawaiian Airlines
Deal found 6/12$224
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:25 pmGEG - IAD
1 stop7h 59mUnited Airlines
Tue 7/153:56 pmIAD - GEG
1 stop8h 07mUnited Airlines
Deal found 6/12$239
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/236:07 pmGEG - IAD
1 stop10h 20mAlaska Airlines
Wed 7/305:25 pmIAD - GEG
1 stop9h 19mAlaska Airlines
Deal found 6/10$254
This Sun Country Air deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:23 pmGEG - IAD
1 stop14h 08mSun Country Air
Sun 7/612:34 pmIAD - GEG
1 stop6h 55mSun Country Air
Deal found 6/10$335
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/28:25 amGEG - IAD
2 stops10h 40mSouthwest
Tue 9/92:25 pmIAD - GEG
2 stops10h 40mSouthwest
Deal found 6/10$387
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/299:33 amGEG - IAD
2 stops22h 58mMultiple Airlines
Sun 7/612:34 pmIAD - GEG
1 stop6h 55mMultiple Airlines
Deal found 6/10$444
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2211:58 amGEG - IAD
2 stops19h 11mFrontier
Mon 6/239:57 pmIAD - GEG
2 stops16h 06mFrontier
Deal found 6/10$759

Cheapflights Fare Finder

Customize your flight search to find flights from Spokane to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Spokane to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Spokane

Fly to

Dulles Intl

Route

Depart

Return

Price

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Wed 7/9

7:26 pm-5:57 am

1 stop7h 31m

Washington, D.C. Dulles Intl

Tue 7/15

7:30 am-12:33 pm

1 stop8h 03m

$199

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sat 9/20

12:35 pm-10:49 pm

1 stop7h 14m

Washington, D.C. Dulles Intl

Sat 9/27

12:48 pm-10:52 pm

2 stops13h 04m

$204

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Mon 8/11

4:47 pm-6:50 am

1 stop11h 03m

Washington, D.C. Dulles Intl

Wed 8/13

6:30 am-12:28 pm

1 stop8h 58m

$224

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 7/8

6:25 pm-5:24 am

1 stop7h 59m

Washington, D.C. Dulles Intl

Tue 7/15

3:56 pm-9:03 pm

1 stop8h 07m

$239

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Wed 7/23

6:07 pm-7:27 am

1 stop10h 20m

Washington, D.C. Dulles Intl

Wed 7/30

5:25 pm-11:44 pm

1 stop9h 19m

$254

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 6/29

6:23 pm-11:31 am

1 stop14h 08m

Washington, D.C. Dulles Intl

Sun 7/6

12:34 pm-4:29 pm

1 stop6h 55m

$335

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 9/2

8:25 am-10:05 pm

2 stops10h 40m

Washington, D.C. Dulles Intl

Tue 9/9

2:25 pm-10:05 pm

2 stops10h 40m

$387

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 6/29

9:33 am-11:31 am

2 stops22h 58m

Washington, D.C. Dulles Intl

Sun 7/6

12:34 pm-4:29 pm

1 stop6h 55m

$444

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sun 6/22

11:58 am-10:09 am

2 stops19h 11m

Washington, D.C. Dulles Intl

Mon 6/23

9:57 pm-11:03 am

2 stops16h 06m

$759

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 8/19

5:30 pm-5:55 am

1 stop9h 25m

$100

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
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Best time to book a flight from Spokane to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Spokane with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Spokane to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Spokane to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Spokane to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Spokane to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GEG to IAD?

Find hourly flight availability from Spokane to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Spokane to Washington, D.C. Dulles Intl Airport in the afternoon. Doing so could potentially save you 22% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Spokane to Washington, D.C., such as Alaska Airlines, Southwest and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Spokane to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Spokane to Washington, D.C. Dulles Intl?

    For a flight from Spokane to Washington, D.C. Dulles Intl, you will be flying from Spokane. Spokane (GEG) is just 5.6 mi from the center of the city. Spokane is the only Spokane airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 3 airlines have flights to Washington, D.C. Dulles Intl from Spokane on a regular basis.

  • What are the cheapest airlines flying from Spokane to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $199. Additional round-trip tickets that might be worth considering are offered by American Airlines and Hawaiian Airlines, with the lowest prices starting at $204 and $224, respectively. Delta is 55% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Spokane to Washington, D.C. Dulles Intl Airport one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $100. Users have also found prices from $105 and $110 on Alaska Airlines and Southwest, respectively.

  • Can I find deals for flights from Spokane to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Spokane to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spokane to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to Dulles Intl.

  • Can I find deals for business class flights from Spokane to Dulles Intl?

    Yes. Cheapflights offers flight deals from Spokane to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spokane to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Spokane to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Spokane to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
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Alternative routes for Spokane to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Spokane to Dulles Intl

Discover the top 3 airlines that operate flights from Spokane to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$174Average$481FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$296Average$401FlexibilityNo cancel feeOn-time69%
DeltaCheapest$298Average$456FlexibilityNo cancel feeOn-timeN/A

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