Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Spokane from $148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Spokane departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Spokane

Cheap round-trip flights

Alaska Airlines Logo
6:25 am - 11:06 amIAD-GEG
7h 41m1 stop
Alaska Airlines Logo
7:30 am - 6:28 pmGEG-IAD
7h 58m1 stop
$296Alaska Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
Delta Logo
7:35 am - 12:41 pmIAD-GEG
8h 06m1 stop
Delta Logo
5:30 pm - 5:55 amGEG-IAD
9h 25m1 stop
$297Delta
Find Deal
Fri, Aug 22 - Fri, Aug 29
Delta Logo
12:35 pm - 11:13 pmIAD-GEG
13h 38m2 stops
Delta Logo
1:16 pm - 12:40 amGEG-IAD
8h 24m1 stop
$302Delta
Find Deal
Sat, Oct 4 - Tue, Oct 7
Delta Logo
2:51 pm - 11:13 pmIAD-GEG
11h 22m2 stops
Delta Logo
7:24 pm - 9:00 amGEG-IAD
10h 36m2 stops
$307Delta
Find Deal
Sat, Oct 4 - Tue, Oct 7
United Airlines Logo
4:00 pm - 9:18 pmIAD-GEG
8h 18m1 stop
United Airlines Logo
7:00 am - 9:04 pmGEG-IAD
11h 04m1 stop
$332United Airlines
Find Deal
Fri, Jan 2 - Wed, Jan 7
Hawaiian Airlines Logo
9:00 am - 4:51 pmIAD-GEG
10h 51m1 stop
Hawaiian Airlines Logo
8:51 pm - 7:33 amGEG-IAD
7h 42m1 stop
$336Hawaiian Airlines
Find Deal
Sun, Sep 14 - Sun, Sep 21
Alaska Airlines Logo
5:42 pm - 10:41 pmIAD-GEG
31h 59m1 stop
Alaska Airlines Logo
7:00 am - 4:42 pmGEG-IAD
30h 42m1 stop
$342Alaska Airlines
Find Deal
Wed, Oct 15 - Mon, Oct 20
Southwest Logo
6:05 pm - 10:30 pmIAD-GEG
7h 25m1 stop
Southwest Logo
7:05 am - 6:35 pmGEG-IAD
8h 30m1 stop
$346Southwest
Find Deal
Wed, Sep 3 - Sun, Sep 7
Southwest Logo
6:05 pm - 10:30 pmIAD-GEG
7h 25m1 stop
Southwest Logo
7:05 am - 6:35 pmGEG-IAD
8h 30m1 stop
$348Southwest
Find Deal
Wed, Sep 3 - Sun, Sep 7
Hawaiian Airlines Logo
6:09 pm - 12:19 amIAD-GEG
9h 10m1 stop
Hawaiian Airlines Logo
8:51 pm - 7:33 amGEG-IAD
7h 42m1 stop
$395Hawaiian Airlines
Find Deal
Fri, Sep 12 - Sun, Sep 14

Alaska Airlines flights from Washington, D.C. Dulles Intl Airport to Spokane

Our best Alaska Airlines deals on Washington, D.C. Dulles Intl Airport to Spokane flight tickets
Alaska Airlines
Oct 18
IAD6:25 amWashington, D.C. Dulles Intl
7h 41m
1 stop
GEG11:06 amSpokane
Oct 25
GEG7:30 amSpokane
7h 58m
1 stop
IAD6:28 pmWashington, D.C. Dulles Intl
$296
Find similar
Alaska Airlines
Oct 15
IAD5:42 pmWashington, D.C. Dulles Intl
31h 59m
1 stop
GEG10:41 pmSpokane
Oct 20
GEG7:00 amSpokane
30h 42m
1 stop
IAD4:42 pmWashington, D.C. Dulles Intl
$342
Find similar
Alaska Airlines
Aug 27
IAD7:00 amWashington, D.C. Dulles Intl
8h 43m
1 stop
GEG12:43 pmSpokane
Sep 3
GEG4:35 pmSpokane
21h 17m
2 stops
IAD4:52 pmWashington, D.C. Dulles Intl
$355
Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Spokane

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Spokane flight tickets
Delta
Aug 22
IAD7:35 amWashington, D.C. Dulles Intl
8h 06m
1 stop
GEG12:41 pmSpokane
Aug 29
GEG5:30 pmSpokane
9h 25m
1 stop
IAD5:55 amWashington, D.C. Dulles Intl
$297
Find similar
Delta
Oct 4
IAD12:35 pmWashington, D.C. Dulles Intl
13h 38m
2 stops
GEG11:13 pmSpokane
Oct 7
GEG1:16 pmSpokane
8h 24m
1 stop
IAD12:40 amWashington, D.C. Dulles Intl
$302
Find similar
Delta
Oct 4
IAD2:51 pmWashington, D.C. Dulles Intl
11h 22m
2 stops
GEG11:13 pmSpokane
Oct 7
GEG7:24 pmSpokane
10h 36m
2 stops
IAD9:00 amWashington, D.C. Dulles Intl
$307
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Spokane 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Spokane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Sat 10/18

6:25 am-11:06 am

1 stop7h 41m

Spokane

Sat 10/25

7:30 am-6:28 pm

1 stop7h 58m

$296

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Fri 8/22

7:35 am-12:41 pm

1 stop8h 06m

Spokane

Fri 8/29

5:30 pm-5:55 am

1 stop9h 25m

$297

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Sat 10/4

12:35 pm-11:13 pm

2 stops13h 38m

Spokane

Tue 10/7

1:16 pm-12:40 am

1 stop8h 24m

$302

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Sat 10/4

2:51 pm-11:13 pm

2 stops11h 22m

Spokane

Tue 10/7

7:24 pm-9:00 am

2 stops10h 36m

$307

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Fri 1/2

4:00 pm-9:18 pm

1 stop8h 18m

Spokane

Wed 1/7

7:00 am-9:04 pm

1 stop11h 04m

$332

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Sun 9/14

9:00 am-4:51 pm

1 stop10h 51m

Spokane

Sun 9/21

8:51 pm-7:33 am

1 stop7h 42m

$336

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Wed 10/15

5:42 pm-10:41 pm

1 stop31h 59m

Spokane

Mon 10/20

7:00 am-4:42 pm

1 stop30h 42m

$342

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Wed 9/3

6:05 pm-10:30 pm

1 stop7h 25m

Spokane

Sun 9/7

7:05 am-6:35 pm

1 stop8h 30m

$346

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Wed 9/3

6:05 pm-10:30 pm

1 stop7h 25m

Spokane

Sun 9/7

7:05 am-6:35 pm

1 stop8h 30m

$348

Washington, D.C.Spokane

IAD - GEG

IADGEG

Washington, D.C. Dulles Intl

Fri 9/12

6:09 pm-12:19 am

1 stop9h 10m

Spokane

Sun 9/14

8:51 pm-7:33 am

1 stop7h 42m

$395

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Spokane from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Spokane

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Spokane?

The month of December is, on average, the cheapest month to fly to Spokane from Washington, D.C. Dulles Intl Airport, with most prices found around $316. If you’re not able to fly to Spokane in December, then May is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Spokane during May average around $370.

What is the cheapest day to depart on your flight to Spokane?

The cheapest day to depart on your flight to Spokane is on a Tuesday when prices can be found for as low as $447. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $528.

What is the cheapest time of day to depart on your flight to Spokane?

According to our data, the cheapest time of day to fly to Spokane is in the afternoon. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Spokane in the afternoon for as low as $484. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $512. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Spokane?

You are more likely to see cheaper flights to Spokane from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Spokane for around $475 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spokane from Washington, D.C. Dulles Intl Airport for as low as $316 on momondo.

How have Washington, D.C. Dulles Intl Airport to Spokane flight prices changed over time?

As of July 2025, prices for Washington, D.C. Dulles Intl Airport to Spokane flights are approximately 29% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Spokane

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Spokane according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Spokane (IAD to GEG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Spokane

Best Price Found

$148

Fastest flight time

7h 23m

Direct flights

None

Airports in Spokane

1 airport
The best one-way flight to Spokane from Washington, D.C. Dulles Intl Airport in the past 72 hours is $148. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Spokane found on momondo in the last 72 hours is $296.
The fastest flight from Washington, D.C. Dulles Intl Airport to Spokane takes 7h 23m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Spokane. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Spokane Airport.
There is 1 airport near Spokane: Spokane (GEG)
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Spokane by plane?

    The distance between Washington, D.C. Dulles Intl and Spokane is about 2071.3 mi. 7h 23m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Spokane Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Spokane Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Spokane Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Spokane Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Spokane Airport.

  • What documentation or ID do you need to fly to Spokane Airport?

    The required travel and health documents for your Spokane Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Spokane Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Spokane?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Spokane

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Spokane with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $274Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
DeltaPriceFrom $296Free CancellationRating
8.0
7,981 reviews
Search Delta flights
SouthwestPriceFrom $367Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Coeur d'Alene
Sandpoint
Post Falls
Bonners Ferry
Spokane Valley
Kellogg
Airway Heights
Ritzville

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Spokane?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Spokane. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Spokane with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Spokane on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Spokane?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Spokane.

I’m not ready to book a flight from Washington, D.C. to Spokane right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Spokane flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Spokane trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States