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Dulles Intl

$186+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
RDM — IAD
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 August 18, 2025.

Round-trip from

$373
(Delta)

One-way from

$186
(Hawaiian Airlines)

Popular in

December

Cheapest in

September

Average price

$543
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. 15% potential increase in price ($104 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 August 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 August 18, 2025.

This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 10/1811:25 amRDM - IAD
1 stop10h 15mDelta
Sat 10/256:15 amIAD - RDM
1 stop8h 31mDelta
Deal found 8/17$373
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/297:50 pmRDM - IAD
1 stop8h 12mUnited Airlines
Fri 10/33:00 pmIAD - RDM
1 stop10h 48mUnited Airlines
Deal found 8/18$389
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 10/243:40 pmRDM - IAD
1 stop12h 53mAlaska Airlines
Mon 10/275:40 pmIAD - RDM
1 stop21h 05mAlaska Airlines
Deal found 8/17$414
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 9/297:30 pmRDM - IAD
1 stop7h 31mDelta
Fri 10/35:00 pmIAD - RDM
2 stops9h 51mDelta
Deal found 8/18$419
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 10/73:40 pmRDM - IAD
1 stop29h 43mAlaska Airlines
Mon 10/137:48 pmIAD - RDM
1 stop20h 04mAlaska Airlines
Deal found 8/18$432
This American Airlines deal was found by Cheapflights users on 8/16. 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 10/185:30 amRDM - IAD
2 stops14h 21mAmerican Airlines
Sat 10/256:11 amIAD - RDM
2 stops16h 21mAmerican Airlines
Deal found 8/16$449
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 10/812:34 pmRDM - IAD
2 stops8h 49mAlaska Airlines
Mon 10/137:48 pmIAD - RDM
1 stop26h 12mAlaska Airlines
Deal found 8/18$471

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 August 18, 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

Sat 10/18

11:25 am-12:40 am

1 stop10h 15m

Washington, D.C. Dulles Intl

Sat 10/25

6:15 am-11:46 am

1 stop8h 31m

$373

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Mon 9/29

1:55 pm-12:45 am

1 stop7h 50m

Washington, D.C. Dulles Intl

Fri 10/3

6:30 am-12:14 pm

1 stop8h 44m

$389

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Fri 10/24

3:40 pm-7:33 am

1 stop12h 53m

Washington, D.C. Dulles Intl

Mon 10/27

5:40 pm-11:45 am

1 stop21h 05m

$414

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Mon 9/29

7:30 pm-6:01 am

1 stop7h 31m

Washington, D.C. Dulles Intl

Fri 10/3

5:00 pm-11:51 pm

2 stops9h 51m

$419

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Wed 2/11

5:30 am-3:50 pm

1 stop7h 20m

Washington, D.C. Dulles Intl

Sun 3/8

4:10 pm-9:46 pm

1 stop8h 36m

$421

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Wed 10/1

1:31 pm-12:23 am

1 stop7h 52m

$186

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Wed 10/1

7:30 pm-11:18 am

2 stops12h 48m

$192

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Mon 9/22

1:31 pm-12:23 am

1 stop7h 52m

$194

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Mon 9/22

7:30 pm-8:59 am

2 stops10h 29m

$200

RedmondWashington, D.C.

RDM - IAD

RDMIAD

Bend/Redmond

Sun 9/14

7:30 pm-6:01 am

1 stop7h 31m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 13 results
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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, July is the cheapest month in which you can book a flight from Redmond to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Redmond to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 August 18, 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.

How much does it cost to fly round-trip from Redmond to Washington, D.C. Dulles Intl Airport?

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 August 18, 2025.
Read through reviews of airlines operating flights from Redmond to Washington, D.C. Dulles Intl Airport, such as Alaska Airlines, Delta, and United 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

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
United Airlines
7.4
Good
8,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

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. 3 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.

  • How long is the flight from Redmond to Washington, D.C. Dulles Intl Airport?

    For as low as $389, Delta can have you in Washington, D.C. Dulles Intl Airport from Redmond in 7h 50m. The distance between Redmond and Washington, D.C. Dulles Intl Airport is about 2259 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $336, Delta will fly you from Redmond to Washington, D.C. Dulles Intl Airport and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and United Airlines - these airlines can fly you to your destination from $353 and $369, respectively. Delta is priced at 42% lower than the current average price of a flight leaving 3 months from now.

  • 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, July is the cheapest month in which you can book a flight from Redmond to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Redmond to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
National Harbor
Dundalk
Waldorf
Bowie

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Top 3 airlines flying from Redmond to Dulles Intl

Discover the top 3 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$570FlexibilityNo cancel feeOn-time69%
DeltaCheapest$336Average$496FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$353Average$570FlexibilityNo cancel feeOn-time75%

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