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Dulles Intl

$135+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — IAD
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Alaska Airlines)

One-way from

$135
(Alaska Airlines)

Popular in

July

Cheapest in

November

Average price

$382
Provider with most accurate pricing for Spokane-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Spokane-Washington, D.C. Dulles Intl flights.
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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. 6% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 11, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/10. 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.
Thu 5/111:30 amGEG - IAD
1 stop9h 53mAlaska Airlines
Sun 5/47:00 amIAD - GEG
1 stop9h 33mAlaska Airlines
Deal found 4/10$296
This Delta deal was found by Cheapflights users on 4/10. 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.
Thu 7/1011:55 amGEG - IAD
1 stop8h 34mDelta
Sun 7/137:30 amIAD - GEG
1 stop10h 12mDelta
Deal found 4/10$297
This Hawaiian Airlines deal was found by Cheapflights users on 4/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:23 pmGEG - IAD
1 stop9h 20mHawaiian Airlines
Wed 5/216:30 amIAD - GEG
1 stop9h 15mHawaiian Airlines
Deal found 4/10$382
This United Airlines deal was found by Cheapflights users on 4/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/166:00 pmGEG - IAD
1 stop8h 15mUnited Airlines
Tue 6/178:30 amIAD - GEG
2 stops17h 44mUnited Airlines
Deal found 4/10$462
This Southwest deal was found by Cheapflights users on 4/10. 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.
Mon 6/165:40 amGEG - IAD
2 stops14h 50mSouthwest
Tue 6/177:00 pmIAD - GEG
1 stop7h 05mSouthwest
Deal found 4/10$476
This American Airlines deal was found by Cheapflights users on 4/9. 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 6/286:00 amGEG - IAD
1 stop8h 35mAmerican Airlines
Sat 7/56:27 amIAD - GEG
1 stop8h 10mAmerican Airlines
Deal found 4/9$489

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 April 11, 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

Thu 5/1

11:30 am-12:23 am

1 stop9h 53m

Washington, D.C. Dulles Intl

Sun 5/4

7:00 am-1:33 pm

1 stop9h 33m

$296

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Thu 7/10

11:55 am-11:29 pm

1 stop8h 34m

Washington, D.C. Dulles Intl

Sun 7/13

7:30 am-2:42 pm

1 stop10h 12m

$297

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 5/6

7:23 pm-7:43 am

1 stop9h 20m

Washington, D.C. Dulles Intl

Wed 5/21

6:30 am-12:45 pm

1 stop9h 15m

$382

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Mon 6/16

6:00 pm-5:15 am

1 stop8h 15m

Washington, D.C. Dulles Intl

Tue 6/17

8:30 am-11:14 pm

2 stops17h 44m

$462

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Mon 6/16

5:40 am-11:30 pm

2 stops14h 50m

Washington, D.C. Dulles Intl

Tue 6/17

7:00 pm-11:05 pm

1 stop7h 05m

$476

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sat 6/28

6:00 am-5:35 pm

1 stop8h 35m

Washington, D.C. Dulles Intl

Sat 7/5

6:27 am-11:37 am

1 stop8h 10m

$489

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 5/20

5:25 pm-5:55 am

1 stop9h 30m

$135

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 5/27

5:25 pm-5:55 am

1 stop9h 30m

$148

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sat 4/19

1:15 pm-11:31 pm

1 stop7h 16m

$149

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Sat 7/19

6:25 pm-5:24 am

1 stop7h 59m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 13 results
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Compare providers for flights from Spokane to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Spokane to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Spokane-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Spokane-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Spokane-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Spokane-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Spokane-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 June is currently the most expensive (average of $383). 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 April 11, 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 April 11, 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
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
4,279 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
7,910 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
2,366 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

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 Alaska Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $296. Additional round-trip tickets that might be worth considering are offered by Delta and Hawaiian Airlines, with the lowest prices starting at $297 and $382, respectively. Alaska Airlines is 35% 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 Alaska Airlines. According to our data, you can fly for as low as $135. Users have also found prices from $148 and $149 on Hawaiian Airlines and Delta, 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 June is currently the most expensive (average of $383). 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
Arlington
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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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$174Average$427FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$296Average$436FlexibilityNo cancel feeOn-time69%
DeltaCheapest$305Average$425FlexibilityNo cancel feeOn-timeN/A

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