Flights Washington DC → Charleston
As of November 2026, economy flights from Washington DC to Charleston have a typical range USD 300–560, median USD 358. Full range across all 495 offers: USD 292–1395. We analyzed 495 offers from 8 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Washington DC → Charleston
Based on 495 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Washington DC → Charleston
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| JetBlue | — | USD 110 | — |
| American Airlines | — | — | — |
| Delta | — | — | — |
| JetBlue | — | — | — |
| United | — | — | — |
| Southwest Airlines | — | — | — |
| Southwest | — | USD 90 | — |
| Alaska Airlines | — | — | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Washington DC to Charleston cost?
Based on 495 offers · November 2026
Washington DC to Charleston flights ranged from USD 292 to USD 1395 across 495 offers analyzed in November 2026. The chart below shows how prices distributed across all 495 offers.
These 495 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 349 and USD 394
What hidden fees do Washington DC to Charleston flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Washington DC to Charleston routes. The breakdown below is based on 495 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| JetBlue | 110 | 38% |
| AA | 10 | 3% |
| DL | 11 | 3% |
| B6 | 10 | 3% |
| UA | 10 | 2% |
| WN | 22 | 5% |
| Southwest | 90 | 25% |
| AS | 10 | 1% |
JetBlue: base ~USD 182 + fees USD 110 = ~USD 292 total. B6: base ~USD 300 + fees USD 10 = ~USD 310 total.
JetBlue's USD 110 ancillary fees narrow the gap with B6's lower-fee model — the USD 118 base difference shrinks to USD 18 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Washington DC to Charleston?
8 airlines flew Washington DC to Charleston in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 JetBlue | 2 | — | 292 | 110 (38%) |
 B6 | 1 | — | 310 | 10 (3%) |
 American Airlines | 156 | 294–404 | 349 | 10 (3%) |
 Southwest | 5 | — | 355 | 90 (25%) |
 Delta Air Lines | 139 | 299–503 | 358 | 11 (3%) |
 Southwest Airlines | 165 | 355–577 | 393 | 22 (6%) |
 United Airlines | 25 | 393–532 | 446 | 10 (2%) |
 Alaska Airlines | 2 | 827–863 | 845 | 10 (1%) |
Where do the best Washington DC → Charleston prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Washington DC to Charleston flights
- Full-service carriers on Washington DC–Charleston cost 1.5x more than budget airlines (USD 500 vs USD 337 median; overall median USD 358).
- JetBlue charges 11.0x more in ancillary fees than AS — USD 110 vs USD 10 avg per booking.
- The same route priced USD 925 apart depending on where it was booked — the lowest median was USD 310. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Washington DC to Charleston cost?
- Based on 495 offers analyzed, Washington DC to Charleston flights range from USD 292 to USD 1395, with a median price of USD 358. Search for your specific dates →
- What hidden fees should I expect on Washington DC to Charleston flights?
- On average, ancillary fees (bags, seat selection) add USD 16 to the base fare on Washington DC to Charleston flights. See itemized fees for your itinerary →
- Which airline is cheapest on Washington DC to Charleston including all fees?
- JetBlue has the lowest median fare on Washington DC to Charleston at USD 292 (median across 2 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Washington DC–Charleston flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 310. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Washington DC to Charleston routes?
- Washington DC to Charleston has 8 airlines competing, creating a price range from USD 292 to USD 1395 across 495 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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