What are the cheapest airlines to fly from Seattle to District of Columbia one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $144. Users have also found prices from $144 and $145 on United Airlines and Frontier, respectively.

What are the cheapest flights from Seattle to District of Columbia?

While on average a flight from Seattle to District of Columbia is generally $1,254, our data shows the cheapest flight currently is $143. When looking at the most popular route, (Seattle/Tacoma Intl - Washington, D.C. Reagan-National), you can expect to pay $282 for that flight.

What are the most reliable airlines from Seattle to District of Columbia?

Before booking your flight to District of Columbia from Seattle, check out the most reliable airlines to get you to your destination on time: Korean Air (100%), Avianca (96%), Ethiopian Air( 93%).

What are the most popular airlines that fly from Seattle to District of Columbia?

When booking a flight from Seattle to District of Columbia, you may want to consider flying on American Airlines, Alaska Airlines or Delta as they are the most popular for this route.

How far in advance should I book a flight from Seattle to District of Columbia?

To save up to 90% on this flight, we recommend booking at least 42 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to District of Columbia from $367 1-2 weeks out and tickets from $557 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to District of Columbia?

September is one of the best times of the year to fly to District of Columbia from Seattle. Prices for September average $406 per person but you can even find prices for as low as $180. The most expensive prices can be found in the month of December. Opting for a September flight can save you 27% on your journey compared to booking in December

What airport do you fly from for flights from Seattle to District of Columbia?

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to District of Columbia. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

Can I find deals for flights from Seattle to District of Columbia that include hotel bookings?

Yes. In addition to deals on Seattle to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to District of Columbia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to District of Columbia.

Can I find deals for business class flights from Seattle to District of Columbia?

Yes. Cheapflights offers flight deals from Seattle to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$144+ Flights from Seattle to District of Columbia

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Cheap flight deals from Seattle to District of Columbia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$269 (JetBlue Airways)
One-way from	$144 (Delta)
Popular in	December
Cheapest in	September
Average price	$382
Good round-trip deal	$334 or less
Good one-way deal	$189 or less

Provider with most accurate pricing for Seattle/Tacoma Intl-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Washington, D.C. (WAS) flights.

Search Deals

From Seattle/Tacoma Intl to District of Columbia

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One-way flight from Seattle/Tacoma Intl to District of Columbia

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Seattle/Tacoma Intl to District of Columbia.

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Price to beat on a one-way flight from Seattle/Tacoma Intl to District of Columbia.

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Find flight deals from Seattle to District of Columbia

Cheapest flights from Seattle to District of Columbia
Explore the most affordable flight options available from Seattle to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Sat 4/1911:55 pmSEA - DCA

1 stop12h 05mJetBlue

Tue 4/223:45 pmDCA - SEA

1 stop9h 42mJetBlue

Deal found 3/25

$269

Tue 4/294:00 pmSEA - IAD

Nonstop4h 58mHawaiian Airlines

Wed 4/3010:00 amIAD - SEA

Nonstop5h 40mHawaiian Airlines

Deal found 3/24

$271

Fri 5/96:50 pmSEA - IAD

1 stop8h 41mFrontier

Fri 5/168:01 amIAD - SEA

1 stop12h 59mFrontier

Deal found 3/25

$272

Mon 4/2811:40 pmSEA - IAD

Nonstop5h 03mAlaska Airlines

Tue 4/2910:00 amIAD - SEA

Nonstop5h 40mAlaska Airlines

Deal found 3/24

$276

Fri 4/2512:59 amSEA - DCA

1 stop8h 00mAmerican Airlines

Tue 4/299:30 amDCA - SEA

1 stop9h 07mAmerican Airlines

Deal found 3/25

$277

Wed 4/2310:30 pmSEA - IAD

Nonstop4h 50mDelta

Wed 4/307:25 amIAD - SEA

Nonstop5h 55mDelta

Deal found 3/24

$277

Wed 4/236:00 amSEA - DCA

1 stop12h 59mFrontier

Sat 4/261:00 pmDCA - SEA

1 stop14h 44mFrontier

Deal found 3/25

$278

Thu 4/177:25 amSEA - DCA

Nonstop5h 06mDelta

Tue 4/224:50 pmDCA - SEA

Nonstop6h 01mDelta

Deal found 3/24

$282

Tue 4/291:50 pmSEA - DCA

Nonstop5h 09mHawaiian Airlines

Wed 4/308:59 amDCA - SEA

1 stop10h 50mHawaiian Airlines

Deal found 3/24

$286

Fri 4/182:08 pmSEA - DCA

Nonstop4h 51mAlaska Airlines

Wed 4/238:00 amDCA - SEA

Nonstop5h 40mAlaska Airlines

Deal found 3/24

$287

Fri 5/26:50 pmSEA - IAD

1 stop8h 41mMultiple Airlines

Tue 5/66:30 amIAD - SEA

Nonstop5h 43mMultiple Airlines

Deal found 3/25

$288

Mon 4/2811:59 pmSEA - IAD

1 stop8h 31mUnited Airlines

Wed 4/308:40 amIAD - SEA

Nonstop5h 52mUnited Airlines

Deal found 3/24

$292

Best flights from Seattle to District of Columbia
Discover carefully curated flight deals from Seattle to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Sat 4/1911:55 pmSEA - DCA

1 stop12h 05mJetBlue

Tue 4/223:45 pmDCA - SEA

1 stop9h 42mJetBlue

Deal found 3/25

$269

Fri 5/96:50 pmSEA - IAD

1 stop8h 41mFrontier

Fri 5/168:01 amIAD - SEA

1 stop12h 59mFrontier

Deal found 3/25

$272

Fri 5/212:59 amSEA - DCA

1 stop8h 00mAmerican Airlines

Sat 5/103:54 pmDCA - SEA

1 stop8h 56mAmerican Airlines

Deal found 3/25

$277

Wed 4/2310:30 pmSEA - IAD

Nonstop4h 50mDelta

Sat 4/267:25 amIAD - SEA

Nonstop5h 57mDelta

Deal found 3/24

$277

Thu 4/172:08 pmSEA - DCA

Nonstop4h 51mAlaska Airlines

Tue 4/228:00 amDCA - SEA

Nonstop5h 40mAlaska Airlines

Deal found 3/24

$282

Tue 4/291:50 pmSEA - DCA

Nonstop5h 09mHawaiian Airlines

Wed 4/308:59 amDCA - SEA

1 stop10h 50mHawaiian Airlines

Deal found 3/24

$286

Fri 5/26:50 pmSEA - IAD

1 stop8h 41mMultiple Airlines

Tue 5/66:30 amIAD - SEA

Nonstop5h 43mMultiple Airlines

Deal found 3/25

$288

Mon 4/285:05 pmSEA - IAD

1 stop9h 10mUnited Airlines

Wed 4/308:40 amIAD - SEA

Nonstop5h 52mUnited Airlines

Deal found 3/24

$292

Thu 4/1711:50 pmSEA - IAD

1 stop8h 33mSun Country Air

Thu 4/2412:37 pmIAD - SEA

1 stop24h 55mSun Country Air

Deal found 3/25

$295

Fri 4/259:35 amSEA - DCA

1 stop8h 05mSouthwest

Tue 4/293:30 pmDCA - SEA

2 stops11h 00mSouthwest

Deal found 3/24

$307

Wed 4/236:00 amSEA - DCA

1 stop12h 59mFrontier

Mon 5/56:00 pmDCA - SEA

1 stop9h 44mFrontier

Deal found 3/25

$278

Thu 4/244:24 pmSEA - IAD

Nonstop4h 59mAlaska Airlines

Sun 5/46:30 amIAD - SEA

Nonstop5h 43mAlaska Airlines

Deal found 3/26

$287

Last-minute flights from Seattle to District of Columbia
Discover last-minute flight deals from Seattle to District of Columbia. Data last updated March 26, 2025 and is based on user searches.

Tue 4/112:59 amSEA - DCA

1 stop8h 16mAmerican Airlines

Wed 4/169:30 amDCA - SEA

1 stop9h 07mAmerican Airlines

Deal found 3/24

$493

Wed 4/211:55 pmSEA - DCA

1 stop8h 04mJetBlue

Tue 4/83:45 pmDCA - SEA

1 stop9h 42mJetBlue

Deal found 3/25

$393

Wed 4/28:38 amSEA - DCA

Nonstop5h 17mMultiple Airlines

Fri 4/46:00 pmDCA - SEA

1 stop24h 32mMultiple Airlines

Deal found 3/25

$505

Wed 4/23:35 pmSEA - IAD

1 stop10h 47mUnited Airlines

Wed 4/165:30 pmIAD - SEA

Nonstop5h 51mUnited Airlines

Deal found 3/24

$510

Wed 4/210:15 pmSEA - IAD

Nonstop5h 04mDelta

Wed 4/167:25 amIAD - SEA

Nonstop5h 55mDelta

Deal found 3/24

$533

Wed 4/27:23 amSEA - DCA

Nonstop5h 07mDelta

Wed 4/164:50 pmDCA - SEA

Nonstop6h 01mDelta

Deal found 3/24

$563

Wed 4/28:00 amSEA - DCA

1 stop9h 59mHawaiian Airlines

Wed 4/165:55 pmDCA - SEA

Nonstop6h 00mHawaiian Airlines

Deal found 3/24

$593

Thu 4/31:56 pmSEA - DCA

1 stop19h 08mFrontier

Wed 4/91:03 pmDCA - SEA

1 stop25h 53mFrontier

Deal found 3/24

$300

Thu 4/34:59 pmSEA - IAD

1 stop9h 41mHawaiian Airlines

Wed 4/97:31 amIAD - SEA

1 stop12h 23mHawaiian Airlines

Deal found 3/24

$603

Fri 4/410:50 amSEA - DCA

1 stop7h 15mUnited Airlines

Tue 4/810:30 amDCA - SEA

1 stop8h 28mUnited Airlines

Deal found 3/25

$604

Fri 4/45:20 amSEA - IAD

1 stop8h 25mSouthwest

Wed 4/95:30 pmIAD - SEA

1 stop9h 20mSouthwest

Deal found 3/24

$604

Fri 4/45:00 amSEA - DCA

2 stops10h 10mSouthwest

Tue 4/84:40 pmDCA - SEA

1 stop9h 20mSouthwest

Deal found 3/25

$609

One-way flights from Seattle to District of Columbia
Search for one-way flight options from Seattle to District of Columbia. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Fri 4/187:25 amSEA - DCA

Nonstop5h 06mDelta

Deal found 3/25

$144

Thu 4/2412:46 pmSEA - IAD

Nonstop5h 08mUnited Airlines

Deal found 3/25

$144

Thu 5/16:00 amSEA - DCA

1 stop12h 59mFrontier

Deal found 3/26

$145

Wed 5/216:33 pmSEA - IAD

1 stop14h 14mSun Country Air

Deal found 3/25

$145

Thu 5/88:22 pmSEA - IAD

1 stop31h 09mFrontier

Deal found 3/25

$146

Sat 5/319:50 pmSEA - IAD

Nonstop5h 02mDelta

Deal found 3/25

$149

Wed 5/710:13 amSEA - DCA

1 stop8h 46mHawaiian Airlines

Deal found 3/25

$153

Thu 5/16:00 amSEA - IAD

1 stop8h 59mHawaiian Airlines

Deal found 3/25

$153

Mon 4/2111:45 pmSEA - DCA

1 stop8h 08mUnited Airlines

Deal found 3/25

$154

Thu 6/2610:40 pmSEA - DCA

1 stop8h 20mSouthwest

Deal found 3/25

$169

Mon 9/19:15 pmSEA - IAD

1 stop18h 52mAlaska Airlines

Deal found 3/26

$174

Wed 5/217:10 amSEA - IAD

2 stops12h 25mSouthwest

Deal found 3/24

$179

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 4/19

11:55 pm-3:00 pm

1 stop12h 05m

Washington, D.C. Reagan-National

Tue 4/22

3:45 pm-10:27 pm

1 stop9h 42m

$269

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Tue 4/29

4:00 pm-11:58 pm

Nonstop4h 58m

Washington, D.C. Dulles Intl

Wed 4/30

10:00 am-12:40 pm

Nonstop5h 40m

$271

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Fri 5/9

6:50 pm-6:31 am

1 stop8h 41m

Washington, D.C. Dulles Intl

Fri 5/16

8:01 am-6:00 pm

1 stop12h 59m

$272

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Mon 4/28

11:40 pm-7:43 am

Nonstop5h 03m

Washington, D.C. Dulles Intl

Tue 4/29

10:00 am-12:40 pm

Nonstop5h 40m

$276

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 4/25

12:59 am-11:59 am

1 stop8h 00m

Washington, D.C. Reagan-National

Tue 4/29

9:30 am-3:37 pm

1 stop9h 07m

$277

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 4/23

10:30 pm-6:20 am

Nonstop4h 50m

Washington, D.C. Dulles Intl

Sat 4/26

7:25 am-10:22 am

Nonstop5h 57m

$277

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 4/23

6:00 am-9:59 pm

1 stop12h 59m

Washington, D.C. Reagan-National

Sat 4/26

1:00 pm-12:44 am

1 stop14h 44m

$278

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 4/17

7:25 am-3:31 pm

Nonstop5h 06m

Washington, D.C. Reagan-National

Tue 4/22

4:50 pm-7:51 pm

Nonstop6h 01m

$282

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 4/29

1:50 pm-9:59 pm

Nonstop5h 09m

Washington, D.C. Reagan-National

Wed 4/30

8:59 am-4:49 pm

1 stop10h 50m

$286

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 4/18

8:38 am-4:55 pm

Nonstop5h 17m

Washington, D.C. Reagan-National

Wed 4/23

8:00 am-10:40 am

Nonstop5h 40m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 36 results

Best time to book a flight from Seattle to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Seattle 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 Seattle to District of Columbia

What is the cheapest month to book a flight from Seattle to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Seattle to District of Columbia (average of $309). Flying from Seattle to District of Columbia in June is currently the most expensive (average of $385). 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 SEA to DC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to District of Columbia as you normally would.

Weekly flight availability from Seattle to District of Columbia

The most flights from SEA to USDC are scheduled on a Tuesday (20 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in District of Columbia by month

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

If weather is an important factor for your trip to District of Columbia, 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 District of Columbia

See what other customers who have flown with Southwest, Alaska Airlines and Delta from Seattle to District of Columbia have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.1

Very good

4,274 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines

8.0

Very good

9,789 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,891 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Hawaiian Airlines

7.9

Good

2,330 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,608 reviews

Southwest

8.1

Very good

4,274 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

What airport do you fly from for flights from Seattle to District of Columbia?
Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to District of Columbia. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.
What are the cheapest airlines to fly from Seattle to District of Columbia one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $144. Users have also found prices from $144 and $145 on United Airlines and Frontier, respectively.
What are the most reliable airlines from Seattle to District of Columbia?
Before booking your flight to District of Columbia from Seattle, check out the most reliable airlines to get you to your destination on time: Korean Air (100%), Avianca (96%), Ethiopian Air( 93%).
What are the cheapest flights from Seattle to District of Columbia?
While on average a flight from Seattle to District of Columbia is generally $1,254, our data shows the cheapest flight currently is $143. When looking at the most popular route, (Seattle/Tacoma Intl - Washington, D.C. Reagan-National), you can expect to pay $282 for that flight.
Can I find deals for flights from Seattle to District of Columbia that include hotel bookings?
Yes. In addition to deals on Seattle to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to District of Columbia.
Can I find deals for business class flights from Seattle to District of Columbia?
Yes. Cheapflights offers flight deals from Seattle to District of Columbia 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 Seattle to District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Seattle to District of Columbia (average of $309). Flying from Seattle to District of Columbia in June is currently the most expensive (average of $385). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Seattle to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$86	Average$231	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$143	Average$437	FlexibilityNo cancel fee	On-time85%
Sun Country Air	Cheapest$169	Average$534	FlexibilityNo cancel fee	On-time83%
Spirit Airlines	Cheapest$178	Average$267	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$196	Average$423	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$206	Average$464	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$241	Average$503	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$247	Average$426	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$296	Average$487	FlexibilityNo cancel fee	On-time63%

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$144+ Cheap flights from Seattle (SEA) to District of Columbia

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to District of Columbia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to District of Columbia

Keep the following information in mind while searching for Seattle to District of Columbia flight deals. Data was last updated March 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Seattle to District of Columbia

Cheapest flights from Seattle to District of ColumbiaExplore the most affordable flight options available from Seattle to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Explore the most affordable flight options available from Seattle to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to District of Columbia that are best for you.

Best time to book a flight from Seattle to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to District of Columbia

What is the cheapest month to book a flight from Seattle to District of Columbia?

What is the cheapest time of day to fly from SEA to DC?

Find hourly flight availability from Seattle to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Weekly flight availability from Seattle to District of Columbia

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

Reviews of airlines servicing District of Columbia

See what other customers who have flown with Southwest, Alaska Airlines and Delta from Seattle to District of Columbia have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to District of Columbia. 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 Seattle to District of Columbia?

What are the cheapest airlines to fly from Seattle to District of Columbia one-way?

What are the most reliable airlines from Seattle to District of Columbia?

What are the cheapest flights from Seattle to District of Columbia?

Can I find deals for flights from Seattle to District of Columbia that include hotel bookings?

How can I find direct flights from Seattle to District of Columbia?

Can I find deals for business class flights from Seattle to District of Columbia?

What is the cheapest month to book a flight from Seattle to District of Columbia?

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Alternative routes for Seattle to District of Columbia

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Top 9 airlines flying from Seattle to District of Columbia

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Cheapest flights from Seattle to District of Columbia
Explore the most affordable flight options available from Seattle to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.