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Seattle to Washington D.C. from $237 USD roundtrip

Seattle SEA → Washington DC IAD

$237 USD

Roundtrip · United Airlines · Nonstop

This deal may have expired.

It was last seen 1 month ago. Fares this low move quickly.

See current deals from Seattle →

Found 1 month ago

Deal overview

Price
$237 USD
Trip type
Roundtrip
Stops
Nonstop
Travel period
Nov 2026 – Mar 2027
Baggage
United Basic Economy fares do not allow for any advance seat assignments. Seat assignment is random at check-in. Normal size carry-on that does not fit under the seat is charged a $50 fee each way + applicable gate check fees (free if United co-branded credit card or United elite status). No mileage earning unless United co-branded credit card or elite status.
Booking deadline
Not specified
First found
1 month ago
Last updated
1 month ago

Example dates

A check is a moment that has already passed — a fare confirmed this morning can be gone by lunch. Dates we have not reached yet simply say so.

About this deal

United Airlines roundtrip nonstop flights between Seattle (SEA) and Washington D.C. (IAD) are available from $237 USD. Travel is possible in November through March. United Basic Economy fares do not include advance seat assignments and carry-on baggage fees may apply.

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