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Dulles Intl

$178+ Cheap flights from Redmond (RDM) 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — IAD
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheap flight deals from Redmond to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Redmond (RDM) 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 julio 3, 2025.

Round-trip from

$380
(Alaska Airlines)

One-way from

$178
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$555
From Bend/Redmond to Washington, D.C. Dulles Intl
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One-way flight from Bend/Redmond to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 14% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Redmond to Dulles Intl

Cheapest flights from Redmond to Dulles Intl
Explore the most affordable flight options available from Redmond to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
mar. 8/195:59 pmRDM - IAD
1 stop10h 28mAlaska Airlines
jue. 9/49:00 amIAD - RDM
1 stop11h 09mAlaska Airlines
Deal found 7/3$380
This Delta deal was found by Cheapflights users on 7/3. 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.
mar. 8/197:30 pmRDM - IAD
1 stop7h 25mDelta
jue. 9/47:30 amIAD - RDM
2 stops14h 20mDelta
Deal found 7/3$386
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. 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.
jue. 9/181:31 pmRDM - IAD
1 stop7h 52mHawaiian Airlines
lun. 9/227:00 amIAD - RDM
1 stop8h 37mHawaiian Airlines
Deal found 7/3$388
This American Airlines deal was found by Cheapflights users on 7/3. 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.
mar. 8/195:24 amRDM - IAD
2 stops14h 32mAmerican Airlines
jue. 9/411:18 amIAD - RDM
2 stops10h 59mAmerican Airlines
Deal found 7/3$391
This United Airlines deal was found by Cheapflights users on 7/2. 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.
mié. 7/161:13 pmRDM - IAD
1 stop8h 32mUnited Airlines
mié. 7/306:30 amIAD - RDM
1 stop9h 28mUnited Airlines
Deal found 7/2$408

Cheapflights Fare Finder

Customize your flight search to find flights from Redmond 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 julio 3, 2025.
Use the filters below to find and compare flights from Redmond to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Redmond

Fly to

Dulles Intl

Route

Depart

Return

Price

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

mar. 8/19

5:59 pm-7:27 am

1 stop10h 28m

Washington, D.C. Dulles Intl

jue. 9/4

9:00 am-5:09 pm

1 stop11h 09m

$380

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

mar. 8/19

7:30 pm-5:55 am

1 stop7h 25m

Washington, D.C. Dulles Intl

jue. 9/4

7:30 am-6:50 pm

2 stops14h 20m

$386

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

jue. 9/18

1:31 pm-12:23 am

1 stop7h 52m

Washington, D.C. Dulles Intl

lun. 9/22

7:00 am-12:37 pm

1 stop8h 37m

$388

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

mar. 8/19

5:24 am-10:56 pm

2 stops14h 32m

Washington, D.C. Dulles Intl

jue. 9/4

11:18 am-7:17 pm

2 stops10h 59m

$391

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

mié. 7/16

1:13 pm-12:45 am

1 stop8h 32m

Washington, D.C. Dulles Intl

mié. 7/30

6:30 am-12:58 pm

1 stop9h 28m

$408

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

vie. 9/26

1:31 pm-12:23 am

1 stop7h 52m

$178

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

mar. 8/19

7:30 pm-5:55 am

1 stop7h 25m

$187

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

jue. 7/24

7:31 pm-6:50 am

1 stop8h 19m

$194

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

dom. 8/17

7:32 pm-8:32 am

1 stop10h 00m

$309

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

dom. 8/17

5:24 am-10:47 pm

2 stops14h 23m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Redmond to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Redmond 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 Redmond to Washington, D.C. Dulles Intl Airport

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

Currently, August is the cheapest month in which you can book a flight from Redmond to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Redmond to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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 RDM to IAD?

Find hourly flight availability from Redmond 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 julio 3, 2025.

One of the essential ways to save on airfare from Redmond to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 30% on airfare.

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 julio 3, 2025.
Read through reviews of airlines operating flights from Redmond to Washington, D.C. Dulles Intl Airport, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Redmond 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 Redmond to Washington, D.C. Dulles Intl?

    Bend/Redmond (RDM), located 1.8 mi from the city center, is the airport you fly out of when you book flights from Redmond to Washington, D.C. Dulles Intl. 2 airlines have flights from Bend/Redmond to Washington, D.C. Dulles Intl on a regular basis. Booking flights from Bend/Redmond to Washington, D.C. Dulles Intl should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day.

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

    Currently priced at $380, Alaska Airlines will fly you from Redmond to Washington, D.C. Dulles Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Hawaiian Airlines - these airlines can fly you to your destination from $386 and $388, respectively. Alaska Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Redmond 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 $178. Users have also found prices from $187 and $194 on Delta and Hawaiian Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Redmond 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 Redmond to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Redmond to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Redmond to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). 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 Redmond?

Book flights to Redmond if you plan to visit one of these locations
Arlington
Woodbridge
Alexandria
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Waldorf
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Manassas
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Top 2 airlines flying from Redmond to Dulles Intl

Discover the top 2 airlines that operate flights from Redmond 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$545FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$388Average$574FlexibilityNo cancel feeOn-time75%

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